serve efficiency

Swiatek's US Open Return: 79% First-Serve Efficiency and the World No. 8 Ranking PuzzleThe 79% first-serve percentage recorded by Iga Swiatek at the 2026 US Open is...2026-09-04 21:45tenniswtaus open 2026Iga Swiatektactical analysisserve efficiencyranking analysisPavel SedkoAna GobronidzeLe Nhut Huy