A team has finished a game with 17-8 singles and extra-base hits 8 times since 1897, most recently Toronto Blue Jays on 4 August 2025. That is about one every 55,375 team-games.
Box score for the most recent one ↗
17-2 17-3 17-4 17-5 17-6 17-7 17-8 17-9 17-10 17-11 17-12 18-0 18-1
The whole distribution — Singles and Extra-Base Hits · All 18 shapes