Cohort progression — Skuru Idrottsklubb
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 backstroke50 breaststroke100 freestyle50 butterfly100 breaststroke100 backstroke200 freestyle100 medley25 freestyle25 backstroke25 breaststroke200 medley100 butterfly200 backstroke25 butterfly400 freestyle200 breaststroke800 freestyle200 butterfly
Cohorts to compare: 2018 132017 202016 252015 372014 372013 372012 272011 302010 262009 82008 112007 132006 52005 32004 42003 52002 41965 3
50 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2016 born 2015