| Nation | Total |
|---|---|
| England | 311 |
| Wales | 181 |
| Ireland | 175 |
| Scotland | 29 |
| New Zealand | 12 |
| Canada | 11 |
| South Africa | 11 |
| Australia | 8 |
| Tonga | 7 |
| Fiji | 6 |
| Samoa | 5 |
| Argentina | 4 |
| United States | 3 |
| Jersey | 3 |
| Germany | 2 |
| Italy | 2 |
| Georgia | 1 |
| Portugal | 1 |
| Japan | 1 |
| Spain | 1 |
| Uruguay | 1 |
| 1 | |
| Netherlands | 1 |
