A team has finished a game with 13-8-6 runs-hits-errors line 1 time since 1897, most recently Boston Red Sox on 4 July 1913. That is about one every 443,004 team-games.
Box score for the most recent one ↗
12-23-1 12-24-2 12-24-1 13-1-0 13-7-1 13-8-1 13-8-6 13-8-0 13-9-6 13-9-3 13-9-2 13-9-1 13-9-0
The whole distribution — Runs-Hits-Errors Lines · All 18 shapes