17 swimmers have 3 Time Improvements. Booth, Nicholas A Cranor, Cara J Harwick, Collin B Havener, Hayden E Hunter, Brittan K Kirbie, Alexis R Layne, Reid P Mills, Ryan W Myers, Aidan M Olstad, Tristan V Roberson, William L Shepherd, Adalissa J Snell, Ty A Tran, Jonathan K Vujosevic, Marko S Vujosevic, Victoria C Waiwaiole, Caroline R