Cohort progression — WOPR Skierniewice
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 manikin carry50 manikin carry with fins50 manikin tow with fins50 super lifesaver100 unknown100 manikin carry with fins100 manikin tow with fins50 unknown50 rescue medley100 rescue medley100 obstacle swim200 unknown200 obstacle swim
Cohorts to compare: 2017 62016 192015 242014 282013 332012 272011 172010 202009 272008 92007 122006 52005 152004 92002 72000 31999 91998 31989 4
50 m manikin carry men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2016 born 2015 born 2014