Cohort progression — UKS Fala Swarzędz
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 freestyle50 butterfly50 breaststroke50 backstroke100 breaststroke100 backstroke100 medley200 freestyle400 freestyle200 medley200 breaststroke100 butterfly200 backstroke800 freestyle
Cohorts to compare: 2017 32016 42015 52014 62013 62012 142011 92010 82009 92008 82007 72006 52005 62004 52003 82002 52001 41999 41998 31997 41996 3
50 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2016 born 2015 born 2014