| Nation | Total |
|---|---|
| England | 344 |
| Scotland | 33 |
| Ireland | 33 |
| Wales | 19 |
| New Zealand | 16 |
| South Africa | 12 |
| Australia | 11 |
| Samoa | 9 |
| United States | 9 |
| Fiji | 9 |
| Canada | 7 |
| Tonga | 6 |
| France | 4 |
| Netherlands | 2 |
| Jersey | 2 |
| Namibia | 2 |
| Georgia | 2 |
| Argentina | 2 |
| 1 | |
| Zimbabwe | 1 |
| Papua New Guinea | 1 |
| Switzerland | 1 |
| Belgium | 1 |
| Italy | 1 |
| Hong Kong | 1 |
