by Dr Marco Cardinale
Track athlete progression, year-on-year improvements, and development curves for all World Athletics events.
See how the world's best athletes develop from age 12 to 40. Filter by top 10, 20, 50, or 100 athletes with mean and 95% confidence intervals.
Explore CurvesTrack absolute and percentage improvements year-on-year for individual athletes or compare cohorts across seasons.
Find AthletesBrowse annual world rankings for every event, with comparisons to the prior year's standings and performance deltas.
View Rankings