Cohort progression — UKS ORLIK Przeworsk
Median season-best times of each birth-year cohort, overlaid by age — shows how consecutive groups developed at the same stage of training.
Event: 50 freestyle100 breaststroke100 freestyle100 medley50 breaststroke50 backstroke100 backstroke200 medley50 butterfly200 breaststroke200 freestyle200 backstroke100 butterfly400 medley400 freestyle
50 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2004 born 2002 born 2001