22 cohorts · 49,222 users · 3,692,370 checks · 13,962 state changes
Generated 2026-09-01 02:40 UTC. Each cohort is a differently-sampled set of chess.com accounts,
polled on a schedule; failing is how many of them the stats endpoint currently 404s.
| | list | users | failing | rate | churn | recovered | sampled from |