Cohort progression — MTS Kwidzyn
Median season-best times of each birth-year cohort, overlaid by age — shows how consecutive groups developed at the same stage of training.
Event: 100 breaststroke100 freestyle50 butterfly50 freestyle50 breaststroke100 backstroke100 butterfly50 backstroke200 medley200 breaststroke200 freestyle400 freestyle100 medley200 backstroke200 butterfly800 freestyle400 medley1500 freestyle
Cohorts to compare: 2008 32007 122006 142005 122004 72003 112002 122001 32000 51999 121998 61997 41996 3
100 m breaststroke men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2007 born 2006 born 2005