A team has finished a game with 16-18-5 runs-hits-errors line 2 times since 1897, most recently Cleveland Guardians on 27 June 1914. That is about one every 221,502 team-games.
Box score for the most recent one ↗
16-17-0 16-17-5 16-18-10 16-18-2 16-18-1 16-18-6 16-18-5 16-18-3 16-18-0 16-19-0 16-19-4 16-19-2 16-19-3
The whole distribution — Runs-Hits-Errors Lines · All 18 shapes