Nations Cup – Division I (Country / # of Participants)
Division I is for all nations with 10 entries or higher
| USA | 221 |
| Canada | 82 |
| Australia | 81 |
| England | 72 |
| South Africa | 67 |
| Germany | 31 |
| Japan | 21 |
| Ireland | 19 |
| Netherlands | 16 |
| New Zealand | 16 |
| Pakistan | 12 |
| Scotland | 12 |
| India | 11 |
| Mexico | 10 |