4,955 athletes from 69 countries competed in the 1952 Summer Games in Helsinki.
4,925
59
88 countries competed in the 2010 olympics.
204
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82 nations.
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10,820 athletes from 204 countries competed in the 2012 London Olympics.
The first modern Olympics were held in 1896. Fourteen countries sent representatives to compete in this male only Olympics in Athens.
2,566 athletes from 82 different nations competed at the 2010 Olympics.
There were two Olympics in 1988 Summer Olymics Seoul Games, 160 nations competed and 8391 athletes Winter Olympics Calgary '88, 57 nations competed and 1,423 athletes
There were no Winter Olympics in 2004.