Cohort progression — Clubul Sportiv Scolar Nr. 1 Timisoara
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 freestyle200 freestyle50 butterfly100 freestyle200 medley50 backstroke50 breaststroke100 backstroke100 butterfly100 breaststroke400 freestyle200 backstroke100 medley200 breaststroke200 butterfly800 freestyle