Cohort progression — IKS Konstancin
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 breaststroke100 backstroke50 butterfly50 backstroke200 freestyle100 butterfly50 breaststroke200 medley400 freestyle200 breaststroke100 medley200 backstroke200 butterfly400 medley800 freestyle1500 freestyle25 butterfly25 freestyle
Cohorts to compare: 2017 222016 172015 92014 152013 112012 162011 142010 222009 262008 232007 132006 192005 72004 152003 182002 162001 282000 171999 51998 41997 51996 3
100 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2014