| United States | 4,334 |
| France | 896 |
| United Kingdom | 803 |
| Soviet Union | 691 |
| Italy | 627 |
| India | 602 |
| Germany | 505 |
| Japan | 458 |
| Canada | 406 |
| Spain | 287 |
| Sweden | 247 |
| South Korea | 242 |
| Russia | 201 |
| Iran | 182 |
| Finland | 171 |
| Norway | 156 |
| Poland | 142 |
| Hong Kong | 141 |
| People's Republic of China | 140 |
| Australia | 129 |
| Indonesia | 129 |
| Belgium | 125 |
| Mexico | 97 |
| Denmark | 96 |
| Estonia | 83 |
| Netherlands | 83 |
| Argentina | 79 |
| Greece | 77 |
| Switzerland | 68 |
| Austria | 67 |
| Turkey | 62 |
| Czechoslovakia | 52 |
| Philippines | 52 |
| Ireland | 47 |
| Czech Republic | 46 |
| Hungary | 41 |
| Israel | 40 |
| Brazil | 39 |
| Nigeria | 36 |
| East Germany | 34 |
| Latvia | 33 |
| Ukraine | 32 |
| Luxembourg | 31 |
| Bangladesh | 24 |
| Romania | 23 |
| Yugoslavia | 22 |
| Portugal | 18 |
| Egypt | 17 |
| Cuba | 15 |
| Iceland | 15 |
| South Africa | 15 |
| Taiwan | 15 |
| Thailand | 15 |
| Chile | 14 |
| Vietnam | 14 |
| Azerbaijan | 13 |
| Lithuania | 13 |
| Croatia | 12 |
| British Hong Kong | 11 |
| Morocco | 11 |
| Belarus | 10 |
| Georgian SSR | 10 |
| Mongolian People's Republic | 10 |
| Nazi Germany | 10 |
| Slovakia | 10 |
| Slovenia | 10 |
| British Raj | 9 |
| New Zealand | 9 |
| Serbia | 9 |
| Bulgaria | 8 |
| Socialist Federal Republic of Yugoslavia | 8 |
| Venezuela | 8 |
| Algeria | 7 |
| Colombia | 7 |
| Kazakhstan | 7 |
| Malaysia | 7 |
| Peru | 7 |
| Socialist Republic of Slovenia | 7 |
| Uruguay | 7 |
| Polish People's Republic | 6 |
| West Germany | 6 |
| Albania | 5 |
| People's Republic of Bulgaria | 5 |
| Singapore | 5 |
| Tunisia | 5 |