Cohort progression — Plavalni klub Neptun Celje
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 freestyle50 breaststroke100 breaststroke50 backstroke50 butterfly200 freestyle200 breaststroke100 backstroke100 medley400 freestyle200 backstroke100 butterfly200 medley400 medley200 butterfly800 freestyle1500 freestyle25 freestyle25 backstroke
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