| Country | Stations | % Correct |
|---|---|---|
| Argentina | 17 | 100%
|
| Chile | 15 | 100%
|
| China | 4 | 100%
|
| France | 6 | 100%
|
| India | 3 | 100%
|
| Japan | 4 | 100%
|
| New Zealand | 6 | 100%
|
| Norway | 4 | 100%
|
| United Kingdom | 24 | 100%
|
| Australia | 5 | 98%
|
| Brazil | 1 | 98%
|
| Finland | 1 | 98%
|
| Germany | 10 | 98%
|
| Italy | 3 | 98%
|
| Russia | 10 | 98%
|
| Spain | 2 | 98%
|
| Sweden | 3 | 98%
|
| United States | 17 | 98%
|
| South Africa | 9 | 96%
|
| South Korea | 2 | 96%
|
| Belgium | 3 | 89%
|
| Poland | 3 | 89%
|
| Netherlands | 2 | 87%
|
| Peru | 1 | 87%
|
| Pakistan | 1 | 84%
|
| Turkey | 1 | 84%
|
| Ukraine | 1 | 84%
|
| Czech Republic | 2 | 69%
|
| Ecuador | 1 | 62%
|
| Romania | 1 | 60%
|
| Uruguay | 2 | 58%
|
| Belarus | 1 | 49%
|
| Bulgaria | 1 | 49%
|
| Soviet Union | 21 | 22%
|
| East Germany | 1 | 20%
|
| Czechoslovakia | 1 | 11%
|