Cohort progression — MUKP Fala Ropczyce
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 freestyle50 backstroke100 freestyle100 backstroke50 butterfly50 breaststroke100 butterfly100 medley200 freestyle100 breaststroke200 medley200 backstroke200 breaststroke200 butterfly400 freestyle25 backstroke25 freestyle400 medley800 freestyle
Cohorts to compare: 2019 42018 162017 352016 212015 272014 262013 262012 322011 122010 152009 212008 222007 192006 202005 132004 192003 392002 102001 82000 281999 61998 101997 8
50 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2018 born 2017 born 2016