Citizen statistics
| No. | Citizen | Country | XP |
| 1961 |
Lithuania |
2,699 | |
| 1962 |
Switzerland |
2,696 | |
| 1963 |
Portugal |
2,695 | |
| 1964 |
Turkey |
2,695 | |
| 1965 |
Estonia |
2,695 | |
| 1966 |
Croatia |
2,695 | |
| 1967 |
Romania |
2,695 | |
| 1968 |
Bulgaria |
2,694 | |
| 1969 |
Sweden |
2,694 | |
| 1970 |
Spain |
2,692 | |
| 1971 |
Ukraine |
2,691 | |
| 1972 |
Bosnia and Herzegovina |
2,690 | |
| 1973 |
Spain |
2,688 | |
| 1974 |
Portugal |
2,685 | |
| 1975 |
Netherlands |
2,684 | |
| 1976 |
Italy |
2,684 | |
| 1977 |
Russia |
2,679 | |
| 1978 |
United Kingdom |
2,676 | |
| 1979 |
Poland |
2,675 | |
| 1980 |
Russia |
2,674 |
