Cohort progression — Bergens SC
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 butterfly50 breaststroke50 backstroke200 freestyle100 breaststroke100 backstroke100 butterfly200 medley200 breaststroke200 backstroke400 freestyle100 medley200 butterfly400 medley800 freestyle1500 freestyle
Cohorts to compare: 2015 42014 112013 102012 132011 82010 102009 132008 52007 132006 132005 112004 72003 32002 31998 3
50 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2014 born 2012