Cohort progression — Växjö 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: 50 freestyle100 freestyle50 backstroke50 breaststroke50 butterfly200 freestyle100 medley100 backstroke100 breaststroke400 freestyle200 medley100 butterfly200 backstroke200 breaststroke800 freestyle1500 freestyle200 butterfly400 medley25 butterfly25 unknown
Cohorts to compare: 2016 32015 62014 102013 182012 162011 122010 62009 92008 102007 102006 102005 52004 62003 32002 31999 41998 4
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