Cohort progression — UKS ,,GIM 92 Ursynów''
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 backstroke50 butterfly50 breaststroke100 breaststroke100 backstroke200 freestyle200 medley100 butterfly200 breaststroke100 medley200 backstroke400 freestyle400 medley200 butterfly800 freestyle1500 freestyle25 unknown25 backstroke
Cohorts to compare: 2016 272015 322014 272013 272012 302011 342010 452009 362008 422007 252006 212005 252004 232003 272002 222001 182000 71999 91998 111997 71996 71994 71993 6
50 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2016 born 2015 born 2014 born 2013