A team has finished a game with 9-9 singles and extra-base hits 141 times since 1897, most recently New York Mets on 29 August 2025. That is about one every 3,141 team-games.
Box score for the most recent one ↗
9-3 9-4 9-5 9-6 9-7 9-8 9-9 9-10 9-11 9-12 9-13 9-14 10-2
The whole distribution — Singles and Extra-Base Hits · All 18 shapes