A team has finished a game with 19-21-1 runs-hits-errors line 12 times since 1897, most recently Arizona Diamondbacks on 17 July 2019. That is about one every 36,917 team-games.
Box score for the most recent one ↗
19-20-3 19-20-0 19-20-2 19-20-1 19-21-2 19-21-0 19-21-1 19-21-3 19-22-1 19-22-5 19-22-0 19-22-3 19-22-2
The whole distribution — Runs-Hits-Errors Lines · All 18 shapes