A team has finished a game with 23 left on base 26 times since 1897, most recently Florida Marlins on 4 September 2011. That is about one every 17,038 team-games.
Box score for the most recent one ↗
17 18 19 20 21 22 23 24 25 26 27
The whole distribution — Runners Left on Base · All 18 shapes