Cohort progression — Søllerød Svømmeklub
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 freestyle200 freestyle100 backstroke100 butterfly200 medley50 freestyle400 freestyle50 butterfly100 breaststroke100 medley200 butterfly50 breaststroke200 backstroke50 backstroke400 medley200 breaststroke800 freestyle1500 freestyle
100 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2014 born 2013 born 2012 born 2011