A team has finished a game with 9-20-1 runs-hits-errors line 10 times since 1897, most recently Tampa Bay Rays on 3 July 2018. That is about one every 44,300 team-games.
Box score for the most recent one ↗
9-19-5 9-19-0 9-19-1 9-19-4 9-20-2 9-20-7 9-20-1 9-20-3 9-20-4 9-20-0 9-21-1 9-21-2 9-21-0
The whole distribution — Runs-Hits-Errors Lines · All 18 shapes