Most Hits in a season
 1785 -  Pittsburgh  , 2020
 1781 -  Detroit  , 2026
 1765 -  London  , 2027
 1764 -  London  , 2031
 1743 -  Morocco  , 2027
 1732 -  Pittsburgh  , 2031
         Mexico City  , 2020
 1727 -  Siberia  , 2030
 1722 -  Morocco  , 2030
 1714 -  Siberia  , 2031
 1705 -  St. Kizer  , 2031
 1704 -  Melbourne  , 2029
 1702 -  Pittsburgh  , 2021
 1701 -  Delaware  , 2021
 1698 -  Alaska  , 2020

Most At-Bats in a season
 5822 -  Mexico City  , 2020
 5807 -  Detroit  , 2026
 5805 -  London  , 2027
 5791 -  Morocco  , 2027
 5762 -  Helsinki  , 2031
 5761 -  London  , 2025
 5759 -  Mexico City  , 2023
 5757 -  Siberia  , 2030
 5752 -  Pittsburgh  , 2021
         Central  , 2020
 5747 -  Pittsburgh  , 2020
 5744 -  Helsinki  , 2027
 5743 -  Shanghai  , 2023
 5742 -  Morocco  , 2030
 5739 -  London  , 2031

Most Homeruns in a season
  298 -  Pittsburgh  , 2020
  286 -  London  , 2027
  283 -  London  , 2030
  276 -  London  , 2031
         Morocco  , 2022
  269 -  London  , 2024
  265 -  Edinburgh  , 2022
  263 -  Detroit  , 2026
  262 -  Siberia  , 2031
  260 -  Pittsburgh  , 2031
  259 -  Mexico City  , 2031
         Morocco  , 2021
  258 -  Siberia  , 2030
  257 -  Stockholm  , 2022
         Stockholm  , 2030

Most Triples in a season
   35 -  Honolulu  , 2031
   30 -  Honolulu  , 2030
   23 -  Honolulu  , 2028
   19 -  Morocco  , 2020
         Honolulu  , 2026
   18 -  St. Kizer  , 2028
   16 -  Honolulu  , 2029
         Honolulu  , 2027
   15 -  San Juan  , 2029
         St. Kizer  , 2023
         St. Kizer  , 2021
   14 -  Paris  , 2027
         St. Kizer  , 2022
         Alaska  , 2024
         St. Kizer  , 2024

Most Doubles in a season
  457 -  Pittsburgh  , 2021
  455 -  Extremedura  , 2027
  450 -  Liverpool  , 2022
         Paris  , 2026
  447 -  Paris  , 2028
  441 -  London  , 2027
  436 -  Snake River  , 2021
         Liverpool  , 2021
         Edinburgh  , 2024
  435 -  Liverpool  , 2029
  433 -  Helsinki  , 2027
         Helsinki  , 2023
         Paris  , 2022
         Delaware  , 2022
  432 -  Alaska  , 2023

Most Singles in a season
 1133 -  Pittsburgh  , 2031
 1124 -  Melbourne  , 2029
 1112 -  St. Kizer  , 2031
         London  , 2031
 1109 -  Detroit  , 2026
 1104 -  Shanghai  , 2027
 1095 -  Mexico City  , 2020
 1091 -  St. Kizer  , 2027
 1089 -  Alaska  , 2027
 1088 -  Morocco  , 2027
 1087 -  Hammerfest  , 2030
 1083 -  Helsinki  , 2031
 1082 -  Mexico City  , 2027
 1080 -  Shanghai  , 2031
         Morocco  , 2030

Most Total Bases in a season
 3118 -  Pittsburgh  , 2020
 3078 -  London  , 2027
 2979 -  Detroit  , 2026
 2969 -  London  , 2031
 2930 -  Pittsburgh  , 2021
 2928 -  Siberia  , 2030
 2909 -  London  , 2030
 2895 -  Siberia  , 2031
 2866 -  Morocco  , 2027
 2858 -  Delaware  , 2020
 2855 -  Delaware  , 2021
         Morocco  , 2022
         Morocco  , 2030
 2853 -  Mexico City  , 2031
 2852 -  Pittsburgh  , 2031

Most RBI in a season
 1022 -  Pittsburgh  , 2020
  955 -  Detroit  , 2026
  932 -  Siberia  , 2031
  922 -  Siberia  , 2030
  914 -  Morocco  , 2022
  912 -  London  , 2027
  910 -  Delaware  , 2021
  900 -  London  , 2031
  880 -  St. Kizer  , 2029
  877 -  Pittsburgh  , 2021
  868 -  Delaware  , 2020
  865 -  Extremedura  , 2030
  862 -  Mexico City  , 2026
  861 -  London  , 2025
  860 -  Alaska  , 2020

Most Runs in a season
 1068 -  Pittsburgh  , 2020
 1003 -  Detroit  , 2026
  981 -  Siberia  , 2031
  976 -  Siberia  , 2030
  960 -  Delaware  , 2021
         Morocco  , 2022
  959 -  London  , 2027
  937 -  St. Kizer  , 2029
         Pittsburgh  , 2021
  931 -  London  , 2031
  925 -  Mexico City  , 2026
  924 -  Alaska  , 2020
  917 -  Extremedura  , 2030
  906 -  Shanghai  , 2021
  904 -  Paris  , 2029

Most Stolen Bases in a season
  326 -  San Juan  , 2029
  306 -  Alaska  , 2024
  299 -  Alaska  , 2020
  297 -  Alaska  , 2023
  291 -  St. Kizer  , 2029
  284 -  San Juan  , 2031
  278 -  Alaska  , 2021
  275 -  Alaska  , 2022
  271 -  Detroit  , 2024
  267 -  Alaska  , 2025
  260 -  Detroit  , 2023
  259 -  St. Kizer  , 2030
  258 -  Mexico City  , 2023
  257 -  St. Kizer  , 2028
  254 -  Detroit  , 2022

Most Times Caught Stealing in a season
  134 -  Pocatello  , 2029
  130 -  Alaska  , 2020
  128 -  Pocatello  , 2028
  127 -  St. Kizer  , 2029
         Alaska  , 2022
  126 -  San Juan  , 2031
         Alaska  , 2023
  125 -  Paris  , 2022
         Alaska  , 2024
  124 -  St. Kizer  , 2030
         San Juan  , 2030
  123 -  Alaska  , 2025
         Pocatello  , 2024
  121 -  Honolulu  , 2029
         Mexico City  , 2024

Most Times Struckout in a season
 1075 -  Central  , 2020
 1066 -  Westmoreland  , 2020
 1059 -  Westmoreland  , 2021
 1040 -  Westmoreland  , 2024
 1039 -  Heidelberg  , 2021
 1034 -  Central  , 2021
 1032 -  Westmoreland  , 2022
 1031 -  Siberia  , 2021
 1028 -  Heidelberg  , 2022
 1023 -  Central  , 2030
 1018 -  Liverpool  , 2020
 1016 -  Central  , 2026
 1015 -  Pittsburgh  , 2022
 1009 -  Pittsburgh  , 2023
 1007 -  Pittsburgh  , 2024

Most Times Walked in a season
  763 -  St. Kizer  , 2029
  733 -  Detroit  , 2026
  721 -  Detroit  , 2025
  710 -  Snake River  , 2023
  699 -  Detroit  , 2027
  696 -  St. Kizer  , 2030
  693 -  Melbourne  , 2031
  688 -  Morocco  , 2022
  684 -  Siberia  , 2031
  683 -  Delaware  , 2023
  682 -  Detroit  , 2023
  679 -  Detroit  , 2022
  676 -  Detroit  , 2024
  675 -  San Juan  , 2031
  669 -  St. Kizer  , 2031

Most Sacrifice Hits in a season
   16 -  St. Kizer  , 2020
   11 -  Heidelberg  , 2022
   10 -  Central  , 2025
    9 -  Melbourne  , 2020
    6 -  Central  , 2026
    5 -  Paris  , 2031
    4 -  Harbor  , 2025
         Pittsburgh  , 2023
         Stockholm  , 2023
         Central  , 2020
         Central  , 2024
         Shanghai  , 2028
    3 -  Westmoreland  , 2031
         Stockholm  , 2031
         Heidelberg  , 2025

Most Sacrifice Flies in a season
   96 -  Detroit  , 2023
   95 -  Detroit  , 2026
   90 -  Mexico City  , 2022
   88 -  Detroit  , 2027
         Morocco  , 2027
         Honolulu  , 2020
         Siberia  , 2030
   86 -  Central  , 2023
   85 -  Mexico City  , 2021
         Detroit  , 2024
   84 -  Delaware  , 2023
         Shanghai  , 2021
         Liverpool  , 2022
   82 -  Morocco  , 2020
   80 -  Calgary  , 2020

Most Times Hit By Pitch in a season (The Jeff Blauser Award)
   53 -  Helsinki  , 2027
   52 -  Pittsburgh  , 2020
   50 -  Mexico City  , 2029
   48 -  Detroit  , 2022
   47 -  Siberia  , 2031
         Paris  , 2026
   45 -  Extremedura  , 2025
         Edinburgh  , 2026
   44 -  Melbourne  , 2026
         St. Kizer  , 2028
   43 -  Harbor  , 2027
         Central  , 2023
         Extremedura  , 2023
         Extremedura  , 2021
         Paris  , 2024

Most Times Intentionally Walked in a season
   60 -  Mexico City  , 2025
   54 -  San Juan  , 2025
         Mexico City  , 2023
         San Juan  , 2022
         Heidelberg  , 2028
   52 -  San Juan  , 2027
         Liverpool  , 2026
   51 -  Morocco  , 2021
         St. Kizer  , 2020
         Honolulu  , 2030
   50 -  Liverpool  , 2027
         Helsinki  , 2020
         Liverpool  , 2022
   49 -  Alaska  , 2027
         Calgary  , 2023

Most Times Grounded Into Double Play in a season
  286 -  Hammerfest  , 2029
  279 -  Hammerfest  , 2030
  269 -  Pittsburgh  , 2030
  264 -  Hammerfest  , 2031
  257 -  Melbourne  , 2029
  256 -  Delaware  , 2024
  255 -  Pittsburgh  , 2028
  254 -  Paris  , 2031
  253 -  Hammerfest  , 2028
  252 -  Delaware  , 2029
         Stockholm  , 2029
  251 -  Delaware  , 2026
  250 -  Pittsburgh  , 2027
  248 -  Shanghai  , 2031
         Shanghai  , 2029

Most Wins in a season
  121 -  Detroit  , 2023
  120 -  Edinburgh  , 2022
  118 -  Shanghai  , 2025
  117 -  Alaska  , 2021
  116 -  Alaska  , 2020
  115 -  Edinburgh  , 2021
  114 -  St. Kizer  , 2029
  113 -  Detroit  , 2020
         Morocco  , 2022
         Detroit  , 2026
  112 -  Detroit  , 2022
         Detroit  , 2024
         Paris  , 2026
  111 -  Shanghai  , 2023
         Mexico City  , 2026

Most Losses in a season
  120 -  St. Kizer  , 2020
  115 -  Heidelberg  , 2024
  114 -  Harbor  , 2020
         Heidelberg  , 2022
  113 -  Shanghai  , 2031
         Calgary  , 2029
         Central  , 2023
         Shanghai  , 2028
  112 -  Alaska  , 2029
  111 -  Westmoreland  , 2024
         Shanghai  , 2030
  110 -  Shanghai  , 2029
         Calgary  , 2027
  109 -  Central  , 2026
  108 -  Central  , 2022

Most Batters Facing Pitcher in a season
 6767 -  Shanghai  , 2031
 6722 -  Central  , 2023
 6697 -  Central  , 2024
 6669 -  Helsinki  , 2031
 6645 -  Shanghai  , 2027
 6644 -  Shanghai  , 2028
 6643 -  Pocatello  , 2022
 6631 -  Liverpool  , 2029
 6630 -  Central  , 2021
 6621 -  Westmoreland  , 2024
 6600 -  Central  , 2022
 6599 -  Central  , 2026
 6587 -  Siberia  , 2024
         Hammerfest  , 2030
 6584 -  Central  , 2020

Most At Bats Pitched in a season
 5877 -  Shanghai  , 2027
 5875 -  Hammerfest  , 2030
 5848 -  Hammerfest  , 2031
 5845 -  Liverpool  , 2029
 5840 -  Melbourne  , 2027
 5839 -  London  , 2025
 5838 -  Shanghai  , 2031
 5828 -  Pittsburgh  , 2021
 5821 -  San Juan  , 2020
         Shanghai  , 2028
 5812 -  Honolulu  , 2023
 5806 -  Central  , 2020
 5792 -  London  , 2021
 5787 -  Central  , 2022
 5781 -  Pittsburgh  , 2020

Most Hits Allowed in a season
 1893 -  Shanghai  , 2028
 1870 -  Shanghai  , 2031
 1865 -  Shanghai  , 2027
 1864 -  Liverpool  , 2029
 1807 -  Hammerfest  , 2030
 1803 -  Melbourne  , 2027
 1792 -  Central  , 2026
 1787 -  Central  , 2022
 1780 -  Roman  , 2030
 1779 -  Calgary  , 2030
 1767 -  Westmoreland  , 2020
 1764 -  Liverpool  , 2027
 1761 -  Central  , 2023
 1759 -  Central  , 2020
         Melbourne  , 2030

Most Homeruns Allowed in a season
  322 -  Calgary  , 2029
  319 -  Roman  , 2031
  314 -  Calgary  , 2028
  313 -  Harbor  , 2020
  310 -  Melbourne  , 2030
  299 -  Calgary  , 2030
  298 -  Melbourne  , 2027
  297 -  Melbourne  , 2020
  294 -  Westmoreland  , 2020
  293 -  Westmoreland  , 2022
  289 -  Melbourne  , 2026
  286 -  Central  , 2031
         London  , 2022
  283 -  Roman  , 2020
         Shanghai  , 2028

Most Triples Allowed in a season
   16 -  Helsinki  , 2031
   14 -  Alaska  , 2031
   13 -  Harbor  , 2024
   12 -  Detroit  , 2029
   11 -  St. Kizer  , 2031
         Honolulu  , 2020
         Helsinki  , 2026
   10 -  Pocatello  , 2031
         Helsinki  , 2025
         Honolulu  , 2023
         St. Kizer  , 2020
         Liverpool  , 2030
         Helsinki  , 2030
    9 -  Detroit  , 2031
         Harbor  , 2031

Most Doubles Allowed in a season
  527 -  Honolulu  , 2023
  503 -  Liverpool  , 2027
  499 -  Honolulu  , 2020
  493 -  Honolulu  , 2022
  491 -  Liverpool  , 2029
  489 -  San Juan  , 2020
  482 -  Honolulu  , 2021
  479 -  Liverpool  , 2024
         Detroit  , 2030
  478 -  Liverpool  , 2020
  472 -  Liverpool  , 2026
  471 -  Liverpool  , 2030
  469 -  Liverpool  , 2028
  466 -  Central  , 2021
  465 -  Liverpool  , 2022

Most Singles Allowed in a season
 1169 -  Shanghai  , 2028
 1155 -  Shanghai  , 2031
 1154 -  Liverpool  , 2029
 1152 -  Roman  , 2029
 1150 -  Hammerfest  , 2030
 1146 -  Central  , 2026
 1142 -  Shanghai  , 2027
 1139 -  Honolulu  , 2025
         Roman  , 2030
 1133 -  Hammerfest  , 2031
 1118 -  Calgary  , 2030
 1113 -  Central  , 2022
         Central  , 2024
 1102 -  Central  , 2023
 1100 -  Snake River  , 2030

Most Total Bases Allowed in a season
 1893 -  Shanghai  , 2028
 1870 -  Shanghai  , 2031
 1865 -  Shanghai  , 2027
 1864 -  Liverpool  , 2029
 1807 -  Hammerfest  , 2030
 1803 -  Melbourne  , 2027
 1792 -  Central  , 2026
 1787 -  Central  , 2022
 1780 -  Roman  , 2030
 1779 -  Calgary  , 2030
 1767 -  Westmoreland  , 2020
 1764 -  Liverpool  , 2027
 1761 -  Central  , 2023
 1759 -  Central  , 2020
         Melbourne  , 2030

Most Strikeouts Recorded in a season
 1204 -  Morocco  , 2022
 1194 -  Westmoreland  , 2030
 1125 -  Morocco  , 2021
 1122 -  Snake River  , 2020
 1120 -  Westmoreland  , 2031
 1089 -  Delaware  , 2022
 1085 -  Westmoreland  , 2028
 1083 -  Paris  , 2026
 1076 -  Paris  , 2027
 1074 -  Snake River  , 2022
 1067 -  Pittsburgh  , 2025
 1064 -  Delaware  , 2021
 1061 -  Morocco  , 2031
 1060 -  Detroit  , 2023
         Paris  , 2024

Most Walks Recorded in a season
  863 -  Siberia  , 2024
  842 -  Central  , 2023
  841 -  Siberia  , 2025
  829 -  Helsinki  , 2031
  810 -  St. Kizer  , 2024
  806 -  Pocatello  , 2022
  789 -  Westmoreland  , 2025
  786 -  Heidelberg  , 2022
  782 -  Central  , 2024
  777 -  Roman  , 2026
  768 -  Central  , 2021
  767 -  Shanghai  , 2031
  765 -  Stockholm  , 2022
  759 -  Detroit  , 2029
  752 -  St. Kizer  , 2025

Most Earned Runs Allowed in a season
 1067 -  Shanghai  , 2031
 1034 -  Shanghai  , 2028
 1014 -  Harbor  , 2020
  994 -  Westmoreland  , 2020
  982 -  Central  , 2023
  970 -  Central  , 2021
  966 -  Detroit  , 2031
  964 -  Calgary  , 2030
  963 -  Shanghai  , 2030
  959 -  Shanghai  , 2027
  956 -  Calgary  , 2029
  954 -  Central  , 2024
  946 -  Roman  , 2030
  937 -  Central  , 2022
  935 -  Shanghai  , 2029

Most RBI Allowed in a season
 1055 -  Shanghai  , 2031
 1034 -  Shanghai  , 2028
 1022 -  Harbor  , 2020
  999 -  Westmoreland  , 2020
  981 -  Central  , 2021
  974 -  Central  , 2023
  963 -  Shanghai  , 2027
  959 -  Shanghai  , 2030
  956 -  Calgary  , 2030
  950 -  Roman  , 2030
  949 -  Calgary  , 2029
  946 -  Detroit  , 2031
  940 -  Central  , 2031
         Central  , 2024
  935 -  Westmoreland  , 2024

Most Runs Allowed in a season
 1134 -  Shanghai  , 2031
 1100 -  Shanghai  , 2028
 1060 -  Harbor  , 2020
 1054 -  Westmoreland  , 2020
 1042 -  Central  , 2021
 1037 -  Central  , 2023
 1014 -  Detroit  , 2031
 1013 -  Shanghai  , 2030
 1011 -  Shanghai  , 2027
 1010 -  Calgary  , 2030
 1008 -  Central  , 2024
 1002 -  Calgary  , 2029
 1001 -  Shanghai  , 2029
 1000 -  Roman  , 2030
  996 -  Liverpool  , 2029

Most Stolen Bases Allowed Off Pitcher in a season
  324 -  Detroit  , 2030
  318 -  Detroit  , 2029
  317 -  Harbor  , 2028
  314 -  Calgary  , 2029
  294 -  Detroit  , 2031
  291 -  Honolulu  , 2023
  290 -  Harbor  , 2026
  278 -  Alaska  , 2029
  275 -  Siberia  , 2025
  273 -  Harbor  , 2027
         Honolulu  , 2024
  270 -  Alaska  , 2027
         Harbor  , 2022
  268 -  Heidelberg  , 2021
  266 -  Harbor  , 2020

Most Baserunners Thrown Out Stealing For Pitcher in a season
  164 -  Detroit  , 2029
  157 -  Alaska  , 2027
         Harbor  , 2025
  155 -  Harbor  , 2024
  149 -  Alaska  , 2031
         Harbor  , 2022
  148 -  Detroit  , 2030
  147 -  Harbor  , 2027
         Siberia  , 2025
  145 -  Harbor  , 2026
  144 -  Extremedura  , 2020
  143 -  Mexico City  , 2029
         Heidelberg  , 2020
  141 -  Alaska  , 2029
         Honolulu  , 2024

Most Wild Pitches in a season
    1 -  St. Kizer  , 2020

Most Appearances in a season
  162 -  San Juan  , 2031
         Calgary  , 2031
         Detroit  , 2031
         St. Kizer  , 2031
         Honolulu  , 2031
         Alaska  , 2031
         Mexico City  , 2031
         Pocatello  , 2031
         Harbor  , 2031
         Delaware  , 2031
         Snake River  , 2031
         Pittsburgh  , 2031
         Westmoreland  , 2031
         Central  , 2031
         Siberia  , 2031

Most Games Started in a season
  162 -  San Juan  , 2031
         Calgary  , 2031
         Detroit  , 2031
         St. Kizer  , 2031
         Honolulu  , 2031
         Alaska  , 2031
         Mexico City  , 2031
         Pocatello  , 2031
         Harbor  , 2031
         Delaware  , 2031
         Snake River  , 2031
         Pittsburgh  , 2031
         Westmoreland  , 2031
         Central  , 2031
         Siberia  , 2031

Most Games Finished in a season
  162 -  Snake River  , 2021
  161 -  St. Kizer  , 2029
         Snake River  , 2028
  160 -  Westmoreland  , 2029
         Siberia  , 2029
         Melbourne  , 2027
         Roman  , 2026
         Stockholm  , 2028
         Helsinki  , 2028
  159 -  Siberia  , 2031
         Stockholm  , 2031
         Morocco  , 2025
         Morocco  , 2021
         Edinburgh  , 2021
         Delaware  , 2022

Most Complete Games in a season
   30 -  St. Kizer  , 2024
   25 -  Paris  , 2031
         St. Kizer  , 2020
         San Juan  , 2024
   24 -  Liverpool  , 2029
   21 -  Paris  , 2030
   20 -  Siberia  , 2020
   19 -  Hammerfest  , 2023
   18 -  San Juan  , 2023
         San Juan  , 2026
   17 -  Pittsburgh  , 2022
         Liverpool  , 2024
         Honolulu  , 2030
   16 -  Central  , 2029
         Heidelberg  , 2024

Most Shutouts in a season
   30 -  Detroit  , 2023
   29 -  Calgary  , 2020
   28 -  Alaska  , 2021
   26 -  Paris  , 2020
         Edinburgh  , 2022
   25 -  Edinburgh  , 2025
   24 -  Detroit  , 2027
         Shanghai  , 2023
         Edinburgh  , 2024
   23 -  Detroit  , 2025
         Shanghai  , 2021
         Heidelberg  , 2028
   22 -  Snake River  , 2022
         Paris  , 2026
         St. Kizer  , 2030

Most Quality Starts in a season
  127 -  Edinburgh  , 2021
  124 -  Paris  , 2024
  123 -  Edinburgh  , 2022
         Alaska  , 2024
         Paris  , 2026
  121 -  Shanghai  , 2025
  120 -  Alaska  , 2022
  119 -  Alaska  , 2023
         Alaska  , 2020
  118 -  Alaska  , 2021
  117 -  Detroit  , 2023
  116 -  Shanghai  , 2022
  115 -  Detroit  , 2021
         Mexico City  , 2024
         Paris  , 2028

Most Hit Batsmen in a season
   51 -  Heidelberg  , 2025
         St. Kizer  , 2022
   50 -  Westmoreland  , 2021
   48 -  St. Kizer  , 2020
         Siberia  , 2024
         Shanghai  , 2030
   47 -  Melbourne  , 2027
         St. Kizer  , 2025
         Westmoreland  , 2023
         Central  , 2023
         Siberia  , 2022
         Snake River  , 2026
   46 -  Pocatello  , 2022
         Extremedura  , 2024
         Central  , 2024

Most Intentional Walks Given Up in a season
   58 -  Liverpool  , 2025
   54 -  Honolulu  , 2024
   53 -  Honolulu  , 2023
   52 -  Delaware  , 2026
   51 -  St. Kizer  , 2025
         Liverpool  , 2023
         Liverpool  , 2022
         Liverpool  , 2026
   50 -  Detroit  , 2027
         Mexico City  , 2023
         Harbor  , 2020
         Shanghai  , 2022
   49 -  Delaware  , 2029
         Central  , 2020
         Helsinki  , 2024

Most Sacrifice Hits Allowed in a season
    5 -  Mexico City  , 2025
         Westmoreland  , 2025
         Detroit  , 2020
    4 -  St. Kizer  , 2025
         Snake River  , 2020
         San Juan  , 2020
         Pittsburgh  , 2024
    3 -  Detroit  , 2023
         Shanghai  , 2023
         Stockholm  , 2020
         Shanghai  , 2020
         Calgary  , 2020
         Stockholm  , 2022
         Melbourne  , 2026
         Westmoreland  , 2026

Most Sacrifice Flys Allowed in a season
   98 -  Honolulu  , 2022
   92 -  Honolulu  , 2025
         Delaware  , 2024
         San Juan  , 2024
         Shanghai  , 2028
   91 -  Central  , 2026
   90 -  Pocatello  , 2023
   89 -  San Juan  , 2023
         Pocatello  , 2022
   87 -  Siberia  , 2021
         Delaware  , 2026
   86 -  London  , 2022
   85 -  Shanghai  , 2031
         Helsinki  , 2031
   84 -  Shanghai  , 2030

Most Saves in a season
   57 -  Calgary  , 2021
         Detroit  , 2020
   55 -  Edinburgh  , 2031
   53 -  Alaska  , 2022
   52 -  Delaware  , 2022
   51 -  Detroit  , 2023
         Hammerfest  , 2021
         Edinburgh  , 2028
   50 -  Edinburgh  , 2023
         Mexico City  , 2028
   49 -  Morocco  , 2031
         Detroit  , 2027
   48 -  Mexico City  , 2025
         Shanghai  , 2025
         Shanghai  , 2023

Most Holds in a season
   49 -  St. Kizer  , 2030
   48 -  St. Kizer  , 2029
         Roman  , 2022
         Edinburgh  , 2024
   47 -  St. Kizer  , 2025
         Detroit  , 2020
   46 -  Edinburgh  , 2021
         Delaware  , 2020
   44 -  Pocatello  , 2025
         Stockholm  , 2025
         Detroit  , 2023
         Calgary  , 2021
         Snake River  , 2024
         Snake River  , 2026
         Mexico City  , 2026

Most Save Opportunities in a season
  139 -  Detroit  , 2020
  137 -  St. Kizer  , 2025
  132 -  Calgary  , 2021
  131 -  Roman  , 2022
  129 -  Edinburgh  , 2024
  127 -  Edinburgh  , 2021
  125 -  Extremedura  , 2029
         Harbor  , 2027
         Snake River  , 2024
  124 -  Morocco  , 2021
         Snake River  , 2028
  123 -  Snake River  , 2027
         Edinburgh  , 2028
  122 -  Snake River  , 2023
         Hammerfest  , 2021

Most Blown Saves in a season
   56 -  Harbor  , 2027
   49 -  St. Kizer  , 2025
   44 -  Roman  , 2022
         Extremedura  , 2026
   42 -  Snake River  , 2028
   41 -  Morocco  , 2029
         Snake River  , 2027
         Paris  , 2022
         Westmoreland  , 2030
   40 -  Morocco  , 2021
   39 -  Snake River  , 2023
         Detroit  , 2028
   38 -  Harbor  , 2031
         Pocatello  , 2025
         Calgary  , 2022

Most Inherited Runners in a season
  167 -  San Juan  , 2027
         Siberia  , 2024
  161 -  Central  , 2031
  159 -  Mexico City  , 2020
  157 -  Harbor  , 2023
  156 -  Westmoreland  , 2025
         Central  , 2021
         Central  , 2022
  152 -  Siberia  , 2023
  151 -  Snake River  , 2023
  150 -  Shanghai  , 2031
         Harbor  , 2027
         Shanghai  , 2027
         Delaware  , 2026
  149 -  Central  , 2020

Most Inherited Runners Scored in a season
   62 -  Central  , 2022
   61 -  Central  , 2021
   60 -  Harbor  , 2027
         Roman  , 2030
   58 -  St. Kizer  , 2021
   57 -  Central  , 2031
         San Juan  , 2027
   56 -  Shanghai  , 2028
   55 -  Helsinki  , 2031
         Roman  , 2025
         Delaware  , 2026
         Liverpool  , 2028
   54 -  Harbor  , 2021
         Roman  , 2022
         Snake River  , 2028

Highest Qualified Batting Average in a season
 0.311 - 1785 hits/5747 at-bats - Pittsburgh  , 2020
 0.307 - 1764 hits/5739 at-bats - London  , 2031
 0.307 - 1781 hits/5807 at-bats - Detroit  , 2026
 0.304 - 1765 hits/5805 at-bats - London  , 2027
 0.303 - 1732 hits/5719 at-bats - Pittsburgh  , 2031
 0.301 - 1743 hits/5791 at-bats - Morocco  , 2027
 0.300 - 1714 hits/5705 at-bats - Siberia  , 2031
 0.300 - 1704 hits/5674 at-bats - Melbourne  , 2029
 0.300 - 1727 hits/5757 at-bats - Siberia  , 2030
 0.300 - 1722 hits/5742 at-bats - Morocco  , 2030
 0.298 - 1694 hits/5679 at-bats - London  , 2029
 0.298 - 1686 hits/5664 at-bats - St. Kizer  , 2029
 0.298 - 1705 hits/5729 at-bats - St. Kizer  , 2031
 0.297 - 1732 hits/5822 at-bats - Mexico City  , 2020
 0.297 - 1676 hits/5637 at-bats - Extremedura  , 2030

Highest Qualified On-Base Percentage in a season
 0.382 - 2546 times reached base/6667 plate appearances - Detroit  , 2026
 0.381 - 2488 times reached base/6526 plate appearances - St. Kizer  , 2029
 0.378 - 2458 times reached base/6495 plate appearances - London  , 2031
 0.377 - 2443 times reached base/6479 plate appearances - Pittsburgh  , 2020
 0.375 - 2445 times reached base/6514 plate appearances - Siberia  , 2031
 0.371 - 2388 times reached base/6428 plate appearances - Melbourne  , 2031
 0.371 - 2375 times reached base/6403 plate appearances - St. Kizer  , 2027
 0.370 - 2376 times reached base/6415 plate appearances - Melbourne  , 2029
 0.370 - 2401 times reached base/6488 plate appearances - St. Kizer  , 2031
 0.369 - 2375 times reached base/6430 plate appearances - Morocco  , 2022
 0.369 - 2353 times reached base/6375 plate appearances - Detroit  , 2023
 0.369 - 2359 times reached base/6400 plate appearances - Mexico City  , 2026
 0.368 - 2328 times reached base/6319 plate appearances - St. Kizer  , 2030
 0.368 - 2399 times reached base/6517 plate appearances - Siberia  , 2030
 0.368 - 2381 times reached base/6470 plate appearances - Alaska  , 2020

Highest Qualified Slugging Percentage in a season
 0.543 - 3118 total bases/5747 at-bats - Pittsburgh  , 2020
 0.530 - 3078 total bases/5805 at-bats - London  , 2027
 0.517 - 2969 total bases/5739 at-bats - London  , 2031
 0.514 - 2909 total bases/5659 at-bats - London  , 2030
 0.513 - 2979 total bases/5807 at-bats - Detroit  , 2026
 0.509 - 2930 total bases/5752 at-bats - Pittsburgh  , 2021
 0.509 - 2928 total bases/5757 at-bats - Siberia  , 2030
 0.507 - 2895 total bases/5705 at-bats - Siberia  , 2031
 0.506 - 2855 total bases/5642 at-bats - Morocco  , 2022
 0.504 - 2827 total bases/5609 at-bats - Paris  , 2027
 0.501 - 2858 total bases/5710 at-bats - Delaware  , 2020
 0.499 - 2853 total bases/5721 at-bats - Mexico City  , 2031
 0.499 - 2852 total bases/5719 at-bats - Pittsburgh  , 2031
 0.498 - 2821 total bases/5667 at-bats - Paris  , 2026
 0.497 - 2855 total bases/5739 at-bats - Delaware  , 2021

Highest Qualified Homerun Percentage in a season
 0.052 - 298 homeruns/5747 at-bats - Pittsburgh  , 2020
 0.050 - 283 homeruns/5659 at-bats - London  , 2030
 0.049 - 286 homeruns/5805 at-bats - London  , 2027
 0.049 - 276 homeruns/5642 at-bats - Morocco  , 2022
 0.048 - 276 homeruns/5739 at-bats - London  , 2031
 0.047 - 265 homeruns/5590 at-bats - Edinburgh  , 2022
 0.047 - 269 homeruns/5710 at-bats - London  , 2024
 0.046 - 262 homeruns/5705 at-bats - Siberia  , 2031
 0.046 - 257 homeruns/5642 at-bats - Stockholm  , 2022
 0.045 - 260 homeruns/5719 at-bats - Pittsburgh  , 2031
 0.045 - 259 homeruns/5706 at-bats - Morocco  , 2021
 0.045 - 263 homeruns/5807 at-bats - Detroit  , 2026
 0.045 - 254 homeruns/5609 at-bats - Paris  , 2027
 0.045 - 259 homeruns/5721 at-bats - Mexico City  , 2031
 0.045 - 252 homeruns/5579 at-bats - Roman  , 2022

Highest Qualified Strikeout Percentage in a season
 0.189 - 1059 strikeouts/5609 at-bats - Westmoreland  , 2021
 0.188 - 1028 strikeouts/5469 at-bats - Heidelberg  , 2022
 0.187 - 1075 strikeouts/5752 at-bats - Central  , 2020
 0.187 - 1039 strikeouts/5560 at-bats - Heidelberg  , 2021
 0.186 - 1066 strikeouts/5735 at-bats - Westmoreland  , 2020
 0.185 - 1018 strikeouts/5494 at-bats - Liverpool  , 2020
 0.183 - 1034 strikeouts/5638 at-bats - Central  , 2021
 0.183 - 1040 strikeouts/5693 at-bats - Westmoreland  , 2024
 0.182 - 1031 strikeouts/5670 at-bats - Siberia  , 2021
 0.181 - 1032 strikeouts/5695 at-bats - Westmoreland  , 2022
 0.181 - 1004 strikeouts/5557 at-bats - Westmoreland  , 2025
 0.181 - 999 strikeouts/5530 at-bats - Mexico City  , 2030
 0.180 - 1023 strikeouts/5674 at-bats - Central  , 2030
 0.180 - 1015 strikeouts/5644 at-bats - Pittsburgh  , 2022
 0.180 - 1016 strikeouts/5653 at-bats - Central  , 2026

Highest Qualified Stolen Base Percentage in a season
 0.760 - 203 stolen bases/267 attempts - Morocco  , 2030
 0.754 - 257 stolen bases/341 attempts - St. Kizer  , 2028
 0.753 - 162 stolen bases/215 attempts - Melbourne  , 2020
 0.748 - 238 stolen bases/318 attempts - Siberia  , 2031
 0.746 - 217 stolen bases/291 attempts - Detroit  , 2020
 0.745 - 187 stolen bases/251 attempts - St. Kizer  , 2022
 0.744 - 148 stolen bases/199 attempts - Stockholm  , 2026
 0.743 - 78 stolen bases/105 attempts - Delaware  , 2027
 0.743 - 326 stolen bases/439 attempts - San Juan  , 2029
 0.739 - 139 stolen bases/188 attempts - Extremedura  , 2024
 0.738 - 149 stolen bases/202 attempts - Shanghai  , 2023
 0.733 - 66 stolen bases/90 attempts - Harbor  , 2020
 0.733 - 74 stolen bases/101 attempts - Siberia  , 2023
 0.732 - 145 stolen bases/198 attempts - London  , 2021
 0.731 - 106 stolen bases/145 attempts - Hammerfest  , 2023

Highest Qualified Winning Percentage Allowed in a season
 0.747 - 121 wins/162 decisions - Detroit  , 2023
 0.741 - 120 wins/162 decisions - Edinburgh  , 2022
 0.728 - 118 wins/162 decisions - Shanghai  , 2025
 0.722 - 117 wins/162 decisions - Alaska  , 2021
 0.716 - 116 wins/162 decisions - Alaska  , 2020
 0.710 - 115 wins/162 decisions - Edinburgh  , 2021
 0.704 - 114 wins/162 decisions - St. Kizer  , 2029
 0.698 - 113 wins/162 decisions - Detroit  , 2026
       - 113 wins/162 decisions - Morocco  , 2022
       - 113 wins/162 decisions - Detroit  , 2020
 0.691 - 112 wins/162 decisions - Paris  , 2026
       - 112 wins/162 decisions - Detroit  , 2024
       - 112 wins/162 decisions - Detroit  , 2022
 0.685 - 111 wins/162 decisions - Mexico City  , 2026
       - 111 wins/162 decisions - Shanghai  , 2023

Highest Qualified Earned Run Average Allowed in a season
   6.72 - 1067 earned runs/1429.33 innings - Shanghai  , 2031
   6.52 - 1034 earned runs/1428.00 innings - Shanghai  , 2028
   6.37 - 1014 earned runs/1432.33 innings - Harbor  , 2020
   6.25 - 994 earned runs/1431.33 innings - Westmoreland  , 2020
   6.16 - 982 earned runs/1434.33 innings - Central  , 2023
   6.14 - 970 earned runs/1422.33 innings - Central  , 2021
   6.13 - 966 earned runs/1419.33 innings - Detroit  , 2031
   6.11 - 964 earned runs/1420.33 innings - Calgary  , 2030
   6.06 - 963 earned runs/1430.67 innings - Shanghai  , 2030
   6.01 - 956 earned runs/1431.33 innings - Calgary  , 2029
   5.96 - 959 earned runs/1447.33 innings - Shanghai  , 2027
   5.95 - 935 earned runs/1415.33 innings - Shanghai  , 2029
   5.93 - 946 earned runs/1435.67 innings - Roman  , 2030
   5.93 - 954 earned runs/1448.00 innings - Central  , 2024
   5.89 - 937 earned runs/1431.00 innings - Central  , 2022

Most Innings Pitched in a season
 1498.00 -  Detroit  , 2026
 1489.33 -  Detroit  , 2022
 1488.00 -  Edinburgh  , 2028
 1485.67 -  London  , 2025
 1485.00 -  Shanghai  , 2025
 1484.67 -  Mexico City  , 2024
        -  St. Kizer  , 2029
 1483.00 -  Calgary  , 2026
 1480.00 -  Helsinki  , 2028
        -  Pocatello  , 2029
 1479.67 -  Paris  , 2024
 1479.00 -  Edinburgh  , 2021
        -  Morocco  , 2027
 1478.67 -  Alaska  , 2020
 1478.33 -  Paris  , 2028

Highest Qualified Batting Average Allowed in a season
 0.325 - 1893 hits/5821 at-bats - Shanghai  , 2028
 0.320 - 1870 hits/5838 at-bats - Shanghai  , 2031
 0.319 - 1864 hits/5845 at-bats - Liverpool  , 2029
 0.317 - 1865 hits/5877 at-bats - Shanghai  , 2027
 0.313 - 1779 hits/5682 at-bats - Calgary  , 2030
 0.312 - 1792 hits/5751 at-bats - Central  , 2026
 0.311 - 1780 hits/5730 at-bats - Roman  , 2030
 0.309 - 1761 hits/5699 at-bats - Central  , 2023
 0.309 - 1787 hits/5787 at-bats - Central  , 2022
 0.309 - 1803 hits/5840 at-bats - Melbourne  , 2027
 0.308 - 1767 hits/5740 at-bats - Westmoreland  , 2020
 0.308 - 1807 hits/5875 at-bats - Hammerfest  , 2030
 0.307 - 1755 hits/5721 at-bats - Shanghai  , 2030
 0.307 - 1727 hits/5630 at-bats - Detroit  , 2031
 0.306 - 1753 hits/5723 at-bats - Central  , 2021

Highest Qualified Hits Per 9 Innings Average Allowed in a season
  11.93 - 1893 hits/1428.00 innings Shanghai  , 2028
  11.77 - 1870 hits/1429.33 innings Shanghai  , 2031
  11.67 - 1864 hits/1437.33 innings Liverpool  , 2029
  11.60 - 1865 hits/1447.33 innings Shanghai  , 2027
  11.27 - 1779 hits/1420.33 innings Calgary  , 2030
  11.24 - 1787 hits/1431.00 innings Central  , 2022
  11.21 - 1807 hits/1451.00 innings Hammerfest  , 2030
  11.21 - 1803 hits/1448.00 innings Melbourne  , 2027
  11.17 - 1792 hits/1443.33 innings Central  , 2026
  11.16 - 1780 hits/1435.67 innings Roman  , 2030
  11.11 - 1767 hits/1431.33 innings Westmoreland  , 2020
  11.09 - 1753 hits/1422.33 innings Central  , 2021
  11.07 - 1764 hits/1434.33 innings Liverpool  , 2027
  11.05 - 1761 hits/1434.33 innings Central  , 2023
  11.04 - 1755 hits/1430.67 innings Shanghai  , 2030

Highest Qualified Strikeout Per 9 Innings Average Allowed in a season
   7.40 - 1204 strike outs/1464.00 innings - Morocco  , 2022
   7.29 - 1194 strike outs/1474.33 innings - Westmoreland  , 2030
   6.90 - 1125 strike outs/1466.67 innings - Morocco  , 2021
   6.90 - 1122 strike outs/1463.67 innings - Snake River  , 2020
   6.88 - 1120 strike outs/1464.67 innings - Westmoreland  , 2031
   6.73 - 1089 strike outs/1457.00 innings - Delaware  , 2022
   6.67 - 1074 strike outs/1449.67 innings - Snake River  , 2022
   6.65 - 1067 strike outs/1443.67 innings - Pittsburgh  , 2025
   6.63 - 1076 strike outs/1460.00 innings - Paris  , 2027
   6.62 - 1064 strike outs/1447.33 innings - Delaware  , 2021
   6.61 - 1085 strike outs/1477.33 innings - Westmoreland  , 2028
   6.60 - 1083 strike outs/1476.67 innings - Paris  , 2026
   6.58 - 1057 strike outs/1446.67 innings - Pittsburgh  , 2024
   6.53 - 1061 strike outs/1462.00 innings - Morocco  , 2031
   6.53 - 1060 strike outs/1461.67 innings - Detroit  , 2023

Highest Qualified Walk Per 9 Innings Average Allowed in a season
   5.37 - 863 walks/1447.00 innings - Siberia  , 2024
   5.30 - 841 walks/1429.33 innings - Siberia  , 2025
   5.28 - 842 walks/1434.33 innings - Central  , 2023
   5.15 - 829 walks/1449.67 innings - Helsinki  , 2031
   5.08 - 810 walks/1433.67 innings - St. Kizer  , 2024
   5.02 - 806 walks/1446.00 innings - Pocatello  , 2022
   4.95 - 786 walks/1429.33 innings - Heidelberg  , 2022
   4.93 - 789 walks/1440.00 innings - Westmoreland  , 2025
   4.86 - 782 walks/1448.00 innings - Central  , 2024
   4.86 - 768 walks/1422.33 innings - Central  , 2021
   4.83 - 767 walks/1429.33 innings - Shanghai  , 2031
   4.79 - 777 walks/1460.33 innings - Roman  , 2026
   4.77 - 765 walks/1442.00 innings - Stockholm  , 2022
   4.65 - 752 walks/1455.67 innings - St. Kizer  , 2025
   4.63 - 759 walks/1476.00 innings - Detroit  , 2029

Highest Qualified Strikeout to Walk Ratio in a season
   3.30 - 1074 strikeouts/325 walks - Snake River  , 2022
   3.09 - 1204 strikeouts/390 walks - Morocco  , 2022
   3.07 - 1122 strikeouts/365 walks - Snake River  , 2020
   2.97 - 1026 strikeouts/346 walks - Shanghai  , 2023
   2.94 - 1010 strikeouts/344 walks - Detroit  , 2022
   2.92 - 1058 strikeouts/362 walks - Detroit  , 2025
   2.86 - 1020 strikeouts/357 walks - Shanghai  , 2022
   2.84 - 1061 strikeouts/373 walks - Morocco  , 2031
   2.77 - 1076 strikeouts/389 walks - Paris  , 2027
   2.76 - 1125 strikeouts/408 walks - Morocco  , 2021
   2.74 - 1019 strikeouts/372 walks - Detroit  , 2021
   2.72 - 1083 strikeouts/398 walks - Paris  , 2026
   2.72 - 1040 strikeouts/383 walks - Paris  , 2028
   2.71 - 937 strikeouts/346 walks - Alaska  , 2024
   2.69 - 1060 strikeouts/394 walks - Detroit  , 2023

Highest Qualified On-Base Percentage Allowed in a season
 0.398 - 2680 times reached base/6733 plate appearances - Shanghai  , 2031
 0.397 - 2650 times reached base/6672 plate appearances - Central  , 2023
 0.390 - 2575 times reached base/6595 plate appearances - Shanghai  , 2028
 0.388 - 2569 times reached base/6616 plate appearances - Helsinki  , 2031
 0.388 - 2544 times reached base/6557 plate appearances - Roman  , 2030
 0.387 - 2502 times reached base/6468 plate appearances - Calgary  , 2030
 0.386 - 2544 times reached base/6595 plate appearances - Central  , 2021
 0.386 - 2489 times reached base/6455 plate appearances - Detroit  , 2031
 0.384 - 2499 times reached base/6501 plate appearances - Shanghai  , 2029
 0.384 - 2534 times reached base/6597 plate appearances - Liverpool  , 2029
 0.384 - 2554 times reached base/6650 plate appearances - Central  , 2024
 0.382 - 2506 times reached base/6556 plate appearances - Central  , 2026
 0.382 - 2493 times reached base/6530 plate appearances - Harbor  , 2020
 0.381 - 2521 times reached base/6615 plate appearances - Shanghai  , 2027
 0.381 - 2488 times reached base/6531 plate appearances - Siberia  , 2024

Highest Qualified Slugging Percentage Allowed in a season
 0.547 - 3186 total bases/5821 at-bats - Shanghai  , 2028
 0.543 - 3092 total bases/5697 at-bats - Harbor  , 2020
 0.538 - 3060 total bases/5688 at-bats - Calgary  , 2029
 0.536 - 3043 total bases/5682 at-bats - Calgary  , 2030
 0.535 - 3127 total bases/5840 at-bats - Melbourne  , 2027
 0.535 - 3069 total bases/5740 at-bats - Westmoreland  , 2020
 0.531 - 3102 total bases/5838 at-bats - Shanghai  , 2031
 0.529 - 3050 total bases/5766 at-bats - Melbourne  , 2030
 0.529 - 3107 total bases/5877 at-bats - Shanghai  , 2027
 0.528 - 2968 total bases/5621 at-bats - London  , 2022
 0.525 - 2989 total bases/5690 at-bats - Roman  , 2031
 0.525 - 3003 total bases/5723 at-bats - Central  , 2021
 0.523 - 2980 total bases/5694 at-bats - Westmoreland  , 2022
 0.521 - 2984 total bases/5730 at-bats - Roman  , 2030
 0.520 - 2900 total bases/5581 at-bats - Calgary  , 2028

Highest Qualified Stolen Base Percentage Allowed in a season
 0.787 - 159 stolen bases/202 attempts - Liverpool  , 2024
 0.780 - 46 stolen bases/59 attempts - Pittsburgh  , 2028
 0.779 - 134 stolen bases/172 attempts - Delaware  , 2031
 0.773 - 34 stolen bases/44 attempts - Pittsburgh  , 2026
 0.770 - 67 stolen bases/87 attempts - Edinburgh  , 2021
 0.768 - 189 stolen bases/246 attempts - Central  , 2022
 0.767 - 122 stolen bases/159 attempts - Pocatello  , 2030
 0.766 - 49 stolen bases/64 attempts - Shanghai  , 2020
 0.764 - 81 stolen bases/106 attempts - Siberia  , 2020
 0.759 - 107 stolen bases/141 attempts - Detroit  , 2020
 0.759 - 110 stolen bases/145 attempts - Delaware  , 2023
       - 44 stolen bases/58 attempts - Morocco  , 2022
 0.754 - 132 stolen bases/175 attempts - Helsinki  , 2023
 0.751 - 202 stolen bases/269 attempts - San Juan  , 2020
 0.750 - 90 stolen bases/120 attempts - Hammerfest  , 2031

Highest Qualified Save Percentage Allowed in a season
 0.524 - 44 saves/84 save opportunities - Detroit  , 2025
 0.511 - 46 saves/90 save opportunities - London  , 2024
 0.510 - 26 saves/51 save opportunities - San Juan  , 2024
 0.507 - 35 saves/69 save opportunities - Pittsburgh  , 2024
 0.500 - 34 saves/68 save opportunities - Hammerfest  , 2029
       - 32 saves/64 save opportunities - Calgary  , 2028
 0.495 - 48 saves/97 save opportunities - Shanghai  , 2025
       - 48 saves/97 save opportunities - Mexico City  , 2025
 0.487 - 38 saves/78 save opportunities - Mexico City  , 2030
 0.486 - 53 saves/109 save opportunities - Alaska  , 2022
 0.482 - 40 saves/83 save opportunities - St. Kizer  , 2023
 0.481 - 39 saves/81 save opportunities - Heidelberg  , 2020
 0.474 - 46 saves/97 save opportunities - Detroit  , 2024
 0.473 - 44 saves/93 save opportunities - Hammerfest  , 2020
 0.470 - 55 saves/117 save opportunities - Edinburgh  , 2031

Highest Qualified Inherited Runners Scored Percentage Allowed in a season
 0.509 - 56 inherited runners scored/110 inherited runners - Shanghai  , 2028
 0.426 - 46 inherited runners scored/108 inherited runners - San Juan  , 2029
 0.423 - 55 inherited runners scored/130 inherited runners - Helsinki  , 2031
 0.422 - 43 inherited runners scored/102 inherited runners - Extremedura  , 2025
 0.417 - 43 inherited runners scored/103 inherited runners - Paris  , 2022
 0.417 - 45 inherited runners scored/108 inherited runners - San Juan  , 2024
 0.416 - 52 inherited runners scored/125 inherited runners - Pocatello  , 2025
 0.406 - 58 inherited runners scored/143 inherited runners - St. Kizer  , 2021
 0.405 - 60 inherited runners scored/148 inherited runners - Roman  , 2030
 0.402 - 35 inherited runners scored/87 inherited runners - Paris  , 2031
 0.400 - 60 inherited runners scored/150 inherited runners - Harbor  , 2027
 0.398 - 47 inherited runners scored/118 inherited runners - Mexico City  , 2030
 0.397 - 62 inherited runners scored/156 inherited runners - Central  , 2022
 0.396 - 55 inherited runners scored/139 inherited runners - Roman  , 2025
 0.391 - 61 inherited runners scored/156 inherited runners - Central  , 2021

Lowest Qualified Batting Average in a season (The Mendoza Award)
 0.240 - 1323 hits/5512 at-bats - St. Kizer  , 2020
 0.240 - 1314 hits/5469 at-bats - Heidelberg  , 2022
 0.242 - 1318 hits/5446 at-bats - Calgary  , 2027
 0.248 - 1383 hits/5573 at-bats - Heidelberg  , 2024
 0.249 - 1365 hits/5472 at-bats - Calgary  , 2029
 0.251 - 1368 hits/5455 at-bats - Alaska  , 2029
 0.252 - 1410 hits/5600 at-bats - Harbor  , 2025
 0.253 - 1386 hits/5480 at-bats - Harbor  , 2026
 0.253 - 1408 hits/5565 at-bats - Melbourne  , 2023
 0.254 - 1395 hits/5494 at-bats - Liverpool  , 2020
 0.256 - 1419 hits/5552 at-bats - Siberia  , 2020
 0.256 - 1406 hits/5482 at-bats - St. Kizer  , 2021
 0.257 - 1433 hits/5581 at-bats - Heidelberg  , 2023
 0.257 - 1442 hits/5605 at-bats - Siberia  , 2022
 0.258 - 1419 hits/5504 at-bats - Extremedura  , 2026

Lowest Qualified On-Base Percentage in a season
 0.290 - 1742 times reached base/5998 plate appearances - St. Kizer  , 2020
 0.303 - 1829 times reached base/6036 plate appearances - Heidelberg  , 2022
 0.304 - 1823 times reached base/5995 plate appearances - Calgary  , 2027
 0.308 - 1887 times reached base/6132 plate appearances - Heidelberg  , 2024
 0.310 - 1899 times reached base/6120 plate appearances - Siberia  , 2022
 0.312 - 1890 times reached base/6048 plate appearances - Calgary  , 2029
 0.313 - 1927 times reached base/6163 plate appearances - Harbor  , 2025
 0.313 - 1910 times reached base/6104 plate appearances - Melbourne  , 2021
 0.313 - 1916 times reached base/6118 plate appearances - Melbourne  , 2023
 0.313 - 1889 times reached base/6030 plate appearances - St. Kizer  , 2021
 0.314 - 1911 times reached base/6092 plate appearances - Siberia  , 2020
 0.315 - 1929 times reached base/6126 plate appearances - Heidelberg  , 2023
 0.316 - 1918 times reached base/6065 plate appearances - Liverpool  , 2020
 0.317 - 1924 times reached base/6077 plate appearances - Harbor  , 2026
 0.317 - 1910 times reached base/6031 plate appearances - Calgary  , 2028

Lowest Qualified Slugging Percentage in a season
 0.349 - 1925 total bases/5512 at-bats - St. Kizer  , 2020
 0.375 - 2042 total bases/5446 at-bats - Calgary  , 2027
 0.377 - 2064 total bases/5482 at-bats - St. Kizer  , 2021
 0.377 - 2100 total bases/5573 at-bats - Heidelberg  , 2024
 0.383 - 2090 total bases/5455 at-bats - Alaska  , 2029
 0.387 - 2113 total bases/5462 at-bats - St. Kizer  , 2022
 0.388 - 2121 total bases/5469 at-bats - Heidelberg  , 2022
 0.389 - 2177 total bases/5600 at-bats - Harbor  , 2025
 0.390 - 2136 total bases/5472 at-bats - Calgary  , 2029
 0.393 - 2143 total bases/5447 at-bats - St. Kizer  , 2024
 0.397 - 2211 total bases/5566 at-bats - San Juan  , 2025
 0.401 - 2247 total bases/5609 at-bats - Honolulu  , 2024
 0.402 - 2233 total bases/5561 at-bats - St. Kizer  , 2023
 0.402 - 2243 total bases/5581 at-bats - Heidelberg  , 2023
 0.403 - 2225 total bases/5521 at-bats - Harbor  , 2021

Lowest Qualified Homerun Percentage in a season (The Belliard Award)
 0.013 - 70 homeruns/5512 at-bats - St. Kizer  , 2020
 0.016 - 89 homeruns/5482 at-bats - St. Kizer  , 2021
 0.018 - 97 homeruns/5462 at-bats - St. Kizer  , 2022
 0.019 - 103 homeruns/5561 at-bats - St. Kizer  , 2023
 0.019 - 104 homeruns/5447 at-bats - St. Kizer  , 2024
 0.021 - 119 homeruns/5573 at-bats - Heidelberg  , 2024
 0.022 - 120 homeruns/5547 at-bats - St. Kizer  , 2025
 0.022 - 123 homeruns/5566 at-bats - San Juan  , 2025
 0.022 - 124 homeruns/5581 at-bats - Honolulu  , 2020
 0.023 - 128 homeruns/5566 at-bats - San Juan  , 2022
 0.024 - 132 homeruns/5570 at-bats - San Juan  , 2023
 0.024 - 133 homeruns/5608 at-bats - Heidelberg  , 2026
 0.024 - 132 homeruns/5560 at-bats - San Juan  , 2021
 0.024 - 134 homeruns/5609 at-bats - Honolulu  , 2024
 0.024 - 131 homeruns/5446 at-bats - Calgary  , 2027

Lowest Qualified Strikeout Percentage in a season
 0.117 - 664 strikeouts/5664 at-bats - St. Kizer  , 2029
 0.119 - 668 strikeouts/5637 at-bats - Extremedura  , 2030
 0.119 - 690 strikeouts/5807 at-bats - Detroit  , 2026
 0.119 - 666 strikeouts/5594 at-bats - Detroit  , 2025
 0.120 - 664 strikeouts/5537 at-bats - St. Kizer  , 2030
 0.121 - 696 strikeouts/5739 at-bats - London  , 2031
 0.122 - 672 strikeouts/5523 at-bats - Detroit  , 2028
 0.123 - 693 strikeouts/5644 at-bats - Extremedura  , 2031
 0.123 - 705 strikeouts/5729 at-bats - St. Kizer  , 2031
 0.126 - 713 strikeouts/5674 at-bats - Melbourne  , 2029
 0.127 - 717 strikeouts/5659 at-bats - London  , 2030
 0.127 - 710 strikeouts/5583 at-bats - Detroit  , 2024
 0.130 - 734 strikeouts/5642 at-bats - Melbourne  , 2031
 0.130 - 739 strikeouts/5679 at-bats - London  , 2029
 0.131 - 745 strikeouts/5705 at-bats - Siberia  , 2031

Lowest Qualified Stolen Base Percentage in a season
 0.569 - 78 stolen bases/137 attempts - Delaware  , 2025
 0.571 - 64 stolen bases/112 attempts - Central  , 2026
       - 64 stolen bases/112 attempts - Morocco  , 2025
 0.575 - 104 stolen bases/181 attempts - Delaware  , 2031
 0.583 - 116 stolen bases/199 attempts - Harbor  , 2024
 0.587 - 98 stolen bases/167 attempts - Liverpool  , 2026
 0.588 - 107 stolen bases/182 attempts - Hammerfest  , 2026
 0.589 - 66 stolen bases/112 attempts - Shanghai  , 2028
 0.596 - 93 stolen bases/156 attempts - Snake River  , 2030
 0.597 - 132 stolen bases/221 attempts - Pittsburgh  , 2029
 0.603 - 138 stolen bases/229 attempts - Melbourne  , 2029
 0.605 - 98 stolen bases/162 attempts - Melbourne  , 2022
 0.605 - 92 stolen bases/152 attempts - Harbor  , 2028
 0.605 - 89 stolen bases/147 attempts - Extremedura  , 2021
 0.608 - 124 stolen bases/204 attempts - Shanghai  , 2031

Lowest Qualified Earned Run Average Allowed in a season
   2.62 - 429 earned runs/1474.67 innings - Edinburgh  , 2022
   2.83 - 460 earned runs/1461.67 innings - Detroit  , 2023
   2.89 - 471 earned runs/1469.00 innings - Alaska  , 2021
   2.91 - 480 earned runs/1485.00 innings - Shanghai  , 2025
   2.95 - 485 earned runs/1479.00 innings - Edinburgh  , 2021
   2.97 - 486 earned runs/1473.33 innings - Detroit  , 2025
   3.00 - 493 earned runs/1478.67 innings - Alaska  , 2020
   3.02 - 498 earned runs/1484.67 innings - St. Kizer  , 2029
   3.05 - 501 earned runs/1479.67 innings - Paris  , 2024
   3.06 - 499 earned runs/1467.67 innings - Alaska  , 2022
   3.08 - 504 earned runs/1471.67 innings - Shanghai  , 2023
   3.11 - 511 earned runs/1477.67 innings - Heidelberg  , 2028
   3.12 - 507 earned runs/1461.00 innings - Alaska  , 2023
   3.13 - 508 earned runs/1462.33 innings - Shanghai  , 2022
   3.15 - 516 earned runs/1473.00 innings - Edinburgh  , 2023

Lowest Qualified Batting Average Allowed in a season
 0.234 - 1288 hits/5499 at-bats - Alaska  , 2020
 0.237 - 1314 hits/5535 at-bats - Edinburgh  , 2021
 0.238 - 1304 hits/5482 at-bats - Calgary  , 2020
 0.240 - 1320 hits/5499 at-bats - Edinburgh  , 2022
 0.241 - 1330 hits/5517 at-bats - Paris  , 2024
 0.241 - 1322 hits/5483 at-bats - Detroit  , 2023
 0.241 - 1310 hits/5432 at-bats - Alaska  , 2023
 0.241 - 1319 hits/5469 at-bats - Alaska  , 2021
 0.242 - 1317 hits/5433 at-bats - Alaska  , 2024
 0.244 - 1338 hits/5488 at-bats - Alaska  , 2022
 0.245 - 1336 hits/5445 at-bats - Alaska  , 2025
 0.246 - 1371 hits/5576 at-bats - Edinburgh  , 2023
 0.248 - 1379 hits/5562 at-bats - Mexico City  , 2024
 0.248 - 1393 hits/5612 at-bats - Shanghai  , 2025
 0.249 - 1372 hits/5509 at-bats - St. Kizer  , 2029

Lowest Qualified Hits Per 9 Innings Average Allowed in a season
   7.84 - 1288 hits/1478.67 innings Alaska  , 2020
   7.98 - 1304 hits/1470.67 innings Calgary  , 2020
   8.00 - 1314 hits/1479.00 innings Edinburgh  , 2021
   8.06 - 1320 hits/1474.67 innings Edinburgh  , 2022
   8.07 - 1310 hits/1461.00 innings Alaska  , 2023
   8.08 - 1319 hits/1469.00 innings Alaska  , 2021
   8.09 - 1330 hits/1479.67 innings Paris  , 2024
   8.14 - 1322 hits/1461.67 innings Detroit  , 2023
   8.14 - 1317 hits/1456.00 innings Alaska  , 2024
   8.20 - 1338 hits/1467.67 innings Alaska  , 2022
   8.22 - 1336 hits/1463.33 innings Alaska  , 2025
   8.32 - 1372 hits/1484.67 innings St. Kizer  , 2029
   8.36 - 1379 hits/1484.67 innings Mexico City  , 2024
   8.38 - 1371 hits/1473.00 innings Edinburgh  , 2023
   8.43 - 1384 hits/1477.33 innings Edinburgh  , 2024

Lowest Qualified Strikeout Per 9 Innings Average Allowed in a season
   4.09 - 651 strike outs/1432.00 innings - Calgary  , 2028
   4.16 - 656 strike outs/1420.33 innings - Calgary  , 2030
   4.18 - 665 strike outs/1431.33 innings - Calgary  , 2029
   4.33 - 691 strike outs/1437.00 innings - Paris  , 2031
   4.38 - 711 strike outs/1460.33 innings - Roman  , 2026
   4.38 - 697 strike outs/1430.67 innings - Shanghai  , 2030
   4.43 - 720 strike outs/1464.00 innings - St. Kizer  , 2031
   4.43 - 715 strike outs/1451.00 innings - Roman  , 2031
   4.46 - 719 strike outs/1449.67 innings - Helsinki  , 2031
   4.47 - 715 strike outs/1438.67 innings - Calgary  , 2031
   4.49 - 712 strike outs/1428.00 innings - Shanghai  , 2028
   4.51 - 726 strike outs/1449.33 innings - Edinburgh  , 2029
   4.56 - 717 strike outs/1415.33 innings - Shanghai  , 2029
   4.58 - 736 strike outs/1447.33 innings - Shanghai  , 2027
   4.61 - 747 strike outs/1457.00 innings - San Juan  , 2026

Lowest Qualified Walk Per 9 Innings Average Allowed in a season
   2.02 - 325 walks/1449.67 innings - Snake River  , 2022
   2.08 - 344 walks/1489.33 innings - Detroit  , 2022
   2.12 - 346 walks/1471.67 innings - Shanghai  , 2023
   2.14 - 346 walks/1456.00 innings - Alaska  , 2024
   2.20 - 357 walks/1462.33 innings - Shanghai  , 2022
   2.21 - 362 walks/1473.33 innings - Detroit  , 2025
   2.24 - 365 walks/1463.67 innings - Snake River  , 2020
   2.28 - 371 walks/1467.67 innings - Alaska  , 2022
   2.30 - 373 walks/1462.00 innings - Morocco  , 2031
   2.30 - 372 walks/1455.33 innings - Detroit  , 2021
   2.33 - 383 walks/1478.33 innings - Paris  , 2028
   2.33 - 378 walks/1459.00 innings - Detroit  , 2024
   2.33 - 379 walks/1461.67 innings - Detroit  , 2020
   2.34 - 378 walks/1451.33 innings - Shanghai  , 2020
   2.38 - 386 walks/1461.00 innings - Alaska  , 2023

Lowest Qualified On-Base Percentage Allowed in a season
 0.288 - 1681 times reached base/5832 plate appearances - Alaska  , 2024
 0.291 - 1747 times reached base/6001 plate appearances - Alaska  , 2020
 0.291 - 1727 times reached base/5932 plate appearances - Alaska  , 2022
 0.292 - 1716 times reached base/5877 plate appearances - Alaska  , 2023
 0.292 - 1741 times reached base/5954 plate appearances - Detroit  , 2023
 0.294 - 1779 times reached base/6051 plate appearances - Edinburgh  , 2021
 0.294 - 1753 times reached base/5959 plate appearances - Alaska  , 2021
 0.296 - 1778 times reached base/6006 plate appearances - Edinburgh  , 2022
 0.296 - 1787 times reached base/6031 plate appearances - Shanghai  , 2022
 0.296 - 1790 times reached base/6041 plate appearances - Detroit  , 2025
 0.296 - 1788 times reached base/6033 plate appearances - Shanghai  , 2023
 0.297 - 1794 times reached base/6039 plate appearances - Edinburgh  , 2023
 0.298 - 1792 times reached base/6021 plate appearances - Calgary  , 2020
 0.299 - 1819 times reached base/6085 plate appearances - Shanghai  , 2025
 0.299 - 1806 times reached base/6039 plate appearances - Paris  , 2024

Lowest Qualified Slugging Percentage Allowed in a season
 0.360 - 1979 total bases/5499 at-bats - Edinburgh  , 2022
 0.365 - 2000 total bases/5483 at-bats - Detroit  , 2023
 0.369 - 2031 total bases/5499 at-bats - Alaska  , 2020
 0.371 - 2053 total bases/5535 at-bats - Edinburgh  , 2021
 0.373 - 2041 total bases/5469 at-bats - Alaska  , 2021
 0.377 - 2115 total bases/5610 at-bats - Detroit  , 2025
 0.378 - 2073 total bases/5488 at-bats - Alaska  , 2022
 0.380 - 2114 total bases/5562 at-bats - Mexico City  , 2024
 0.380 - 2094 total bases/5509 at-bats - St. Kizer  , 2029
 0.380 - 2134 total bases/5612 at-bats - Shanghai  , 2025
 0.386 - 2115 total bases/5482 at-bats - Calgary  , 2020
 0.387 - 2137 total bases/5517 at-bats - Paris  , 2024
 0.389 - 2169 total bases/5576 at-bats - Edinburgh  , 2023
 0.390 - 2160 total bases/5540 at-bats - Edinburgh  , 2024
 0.391 - 2150 total bases/5495 at-bats - Westmoreland  , 2029

Lowest Qualified Stolen Base Percentage Allowed in a season
 0.543 - 38 stolen bases/70 attempts - Shanghai  , 2021
 0.545 - 54 stolen bases/99 attempts - Pittsburgh  , 2030
 0.575 - 103 stolen bases/179 attempts - Extremedura  , 2027
 0.579 - 95 stolen bases/164 attempts - Paris  , 2024
 0.583 - 140 stolen bases/240 attempts - Siberia  , 2023
 0.591 - 127 stolen bases/215 attempts - Stockholm  , 2026
 0.593 - 185 stolen bases/312 attempts - Stockholm  , 2022
 0.596 - 212 stolen bases/356 attempts - Extremedura  , 2020
 0.598 - 49 stolen bases/82 attempts - Pittsburgh  , 2020
 0.602 - 121 stolen bases/201 attempts - Stockholm  , 2025
 0.602 - 153 stolen bases/254 attempts - Siberia  , 2031
 0.605 - 78 stolen bases/129 attempts - Honolulu  , 2029
 0.606 - 83 stolen bases/137 attempts - Heidelberg  , 2028
 0.606 - 100 stolen bases/165 attempts - Paris  , 2029
 0.606 - 131 stolen bases/216 attempts - Siberia  , 2030