A team has finished a game with 19-21-2 runs-hits-errors line 4 times since 1897, most recently California Angels on 28 July 1973. That is about one every 110,751 team-games.
Box score for the most recent one ↗
19-19-3 19-19-0 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
The whole distribution — Runs-Hits-Errors Lines · All 18 shapes