China and the United States have the largest teams, with 639 and 595 competitors respectively. http://en.wikipedia.org/wiki/2008_Summer_Olympics#Participating_NOCs
68 total 2008 olympic team members
http://www.jamaicapage.com/jamaica-beijing-olympic-team/
Australia sent a team of 434 athletes to the 2008 Beijing Olympic Games. It was the largest team Australia had ever sent, apart from the Home Games in Sydneyin 2000, in which 632 athletes competed.
There were 433 athletes that were in the Australian Olympic team went to the 2008 Beijing Olympics Games.
Canada sent 332 athletes to compete in the 2008 Games in Beijing. This was the largest Canada team since 1988.
The USA team
China
463 athletes represented Germany in the 2008 Olympic Games.
2008 is OVER
China - 639.
435
267 athletes