Cohort progression — KS H2O Bochnia
Median season-best times of each birth-year cohort, overlaid by age — shows how consecutive groups developed at the same stage of training.
Event: 100 freestyle50 freestyle50 butterfly50 breaststroke100 breaststroke200 freestyle50 backstroke200 medley100 backstroke100 medley25 freestyle100 butterfly400 freestyle25 backstroke200 breaststroke200 backstroke800 freestyle400 medley25 breaststroke25 butterfly
100 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2014