1USSR 8649 275 Asia
2Canada 3852 25 North America
3China 3705 1032 Asia
4USA 3615 237 North America
5Brazil 3286 134 South America
6India 1267 746 Asia
7Mexico 762 78 North America
8France 211 55 Europe
9Japan 144 120 Asia
10Germany 96 61 Europe
11England 94 56 Europe
12