| Nation | Years | Presidents | Y/P |
| Danmark | 82 | 42 | 1.95 |
| Sverige | 13 | 9 | 1.44 |
| Norge | 6 | 6 | 1.00 |
| Suomi | 1 | 1 | 1.00 |
| Ísland | 1 | 1 | 1.00 |
| ประเทศไทย | 1 | 1 | 1.00 |
| Nation | Years | Presidents | Y/P |
| Danmark | 82 | 42 | 1.95 |
| Sverige | 13 | 9 | 1.44 |
| Norge | 6 | 6 | 1.00 |
| Suomi | 1 | 1 | 1.00 |
| Ísland | 1 | 1 | 1.00 |
| ประเทศไทย | 1 | 1 | 1.00 |