| Nation | Total |
|---|---|
| New Zealand | 46 |
| Ireland | 38 |
| Wales | 36 |
| England | 34 |
| Italy | 33 |
| Namibia | 30 |
| Australia | 30 |
| South Africa | 30 |
| Samoa | 30 |
| Scotland | 30 |
| Romania | 28 |
| Japan | 28 |
| Spain | 27 |
| Fiji | 27 |
| United States | 27 |
| Georgia | 27 |
| France | 25 |
| Tonga | 25 |
| Uruguay | 25 |
| Argentina | 24 |
| Portugal | 23 |
| Russia | 20 |
| Other | 1 |
