Cohort progression — UKS Jedynka Solex Lębork
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 freestyle100 breaststroke50 breaststroke100 backstroke200 medley50 backstroke50 butterfly100 butterfly200 breaststroke400 freestyle100 medley200 backstroke800 freestyle200 freestyle200 butterfly400 medley
Cohorts to compare: 2014 32013 112012 102011 142010 72009 152008 92007 152006 142005 122004 132003 122002 132001 142000 61999 51996 31993 5
50 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2012 born 2011