53
210
Jamaica competed at the 2012 Summer Olympics with 50 athletes in 4 sports
436 olympians are representing Russia at the 2012 summer olympics. 208 men and 228 women.
According to London2012 site there are 289 Italian athletes participating in the 2012 Olympics.
There are 410 athletes in the Australian Olympic team competing at the London 2012 olympics.
All of them.
There is no country called Rio. Therefore it does not have any competitors in the Olympics
12 (four gold, five silver, and three bronze)
647
160
There are about 220 Olympians from China.
zero