Peak Elo Ratings, All Time

rating - Why have engines not increased top rated chess players' Elo? - Chess Stack Exchange

Comparing Fide Ratings Over Time – raskerino chess

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Visual presentation of world chess ratings

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European countries ranked by average rating of top players normalized by population. : r/chess

Maximum ELO rating of 30 best players of all time

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Live Chess Ratings

Distribution of chess skill as measured by Elo rating in FIDE (blue