Cohort progression — KP SOKÓŁ Rzeszów
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 freestyle50 breaststroke100 freestyle50 butterfly50 backstroke100 breaststroke100 medley100 backstroke200 freestyle200 breaststroke200 medley100 butterfly200 backstroke400 freestyle400 medley200 butterfly800 freestyle1500 freestyle25 freestyle25 backstroke
Cohorts to compare: 2017 72016 112015 92014 212013 232012 192011 302010 222009 212008 242007 202006 312005 282004 332003 362002 302001 192000 311999 341998 131997 171996 51995 6
50 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2016 born 2015 born 2014