A team has finished a game with 9-15-6 runs-hits-errors line 7 times since 1897, most recently Chicago Cubs on 12 September 2006. That is about one every 63,286 team-games.
Box score for the most recent one ↗
9-15-4 9-15-1 9-15-2 9-15-0 9-15-3 9-15-5 9-15-6 9-15-7 9-16-3 9-16-1 9-16-2 9-16-4 9-16-0
The whole distribution — Runs-Hits-Errors Lines · All 18 shapes