A team has finished a game with 3-3-7 runs-hits-errors line 1 time since 1897, most recently MLA on 27 May 1901. That is about one every 443,004 team-games.
Box score for the most recent one ↗
3-2-0 3-2-4 3-3-0 3-3-1 3-3-4 3-3-2 3-3-7 3-3-3 3-3-5 3-4-5 3-4-7 3-4-1 3-4-2
The whole distribution — Runs-Hits-Errors Lines · All 18 shapes