Cohort progression — UKS Delfin Jastarnia

Median season-best times of each birth-year cohort, overlaid by age — shows how consecutive groups developed at the same stage of training.

Sex: WomenMen Pool: 25 m pool50 m pool

Event: 50 unknown 100 unknown 200 unknown 50 bifins 400 unknown 25 unknown 50 surface 100 bifins 25 apnea 200 bifins 100 surface 400 bifins 800 unknown 50 apnea 200 surface 400 surface 50 freestyle 12 unknown

Cohorts to compare: 2017 4 2016 6 2015 11 2014 10 2013 10 2012 7 2011 9 2010 5 2009 6 2008 11 2007 13 2006 5 2005 12 2004 3 2003 7 2002 6 2001 4 1999 6

50 m UNKNOWN men · 25 m pool

X: swimmer age in season · Y: median season-best time

born 2017 born 2015 born 2014

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