Cohort progression — Helsingborgs Simsällskap
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 freestyle50 freestyle50 breaststroke50 butterfly50 backstroke100 breaststroke100 backstroke200 freestyle200 medley100 medley100 butterfly400 freestyle200 breaststroke200 backstroke200 butterfly800 freestyle400 medley25 butterfly1500 freestyle25 breaststroke
Cohorts to compare: 2018 62017 172016 262015 402014 472013 362012 422011 282010 262009 242008 152007 192006 162005 122004 82003 112002 82001 102000 131999 41997 31977 3
100 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2015