Cohort progression — Södertörns Simsällskap
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 freestyle100 breaststroke50 breaststroke100 backstroke50 butterfly50 backstroke200 freestyle100 butterfly200 medley100 medley200 backstroke200 breaststroke400 freestyle800 freestyle400 medley25 butterfly200 butterfly1500 freestyle25 breaststroke
Cohorts to compare: 2018 32017 92016 172015 272014 402013 362012 442011 332010 272009 182008 172007 192006 172005 102004 72003 32001 31993 31980 3
100 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2015