Great Britain sent 271 athletes to compete in 22 sports at the 2004 Games in Athens.
Sweden competed at the 2012 Summer Olympics in London with 134 athletes in 20 sports
4,955 athletes from 69 countries competed in the 1952 Summer Games in Helsinki.
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
Japan first sent athletes to the Summer Olympics in 1912 (Stockholm). Two Japanese athletes competed in athletics. Neither won a medal.
Jamaica competed at the 2012 Summer Olympics with 50 athletes in 4 sports
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USA with 530 athletes is second to Great Britain's 541 athletes on having the most athletes at the 2012 Summer Olympics
Iran first sent athletes to the Summer Olympics in 1948. They have competed in every Summer Games since except for 1980 and 1984. Iran first sent athletes to the Winter Olympics in 1956. They have competed in eight Winter Games (1956, 1964, 1968, 1972, 1976, 1998, 2002, 2006).
New Zealand has competed in 23 Summer Olympics, the first being in 1908 combining their athletes with Australia's and competing under the name Australasia. New Zealand has competed in 13 Winter Olympics, the first being in 1952.
313 athletes from Great Britain will compete in the 2008 Summer Olympics in Bejing, China.
Five athletes from New Zealand competed in the 1980 Summer Olympics: Canoeing: Paul MacDonald, Ian Ferguson, Alan Thompson, Geoff Walker Modern Pentathlon: Brian Newth
5 athletes representing Tonga competed in the 2004 Summer Olympics in Athens, Greece. None of the 5 won medals.