Cohort progression — Miejski Międzyszkolny Klub Sportowy Kędzierzyn-Koźle
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 backstroke100 freestyle50 breaststroke400 freestyle50 backstroke200 medley100 breaststroke100 medley100 butterfly200 breaststroke200 freestyle50 freestyle200 backstroke50 butterfly400 medley800 freestyle200 butterfly
Cohorts to compare: 2006 142005 62004 232003 212002 262001 322000 231999 311998 101997 61996 31995 6
100 m backstroke men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2003