Cohort progression — UKS Aquator Kozienice
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 breaststroke50 backstroke50 butterfly100 medley100 freestyle100 breaststroke25 backstroke25 freestyle100 backstroke200 freestyle200 breaststroke
Cohorts to compare: 2017 102016 72015 62014 52010 32009 52008 102007 52006 92005 52004 72003 42001 42000 31998 41995 3
50 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2017 born 2016 born 2015 born 2014