| Nation | Total |
|---|---|
| New Zealand | 8 |
| France | 7 |
| England | 6 |
| Wales | 4 |
| Ireland | 3 |
| Australia | 3 |
| Scotland | 3 |
| South Africa | 2 |
25 years of data.
| Nation | Total |
|---|---|
| New Zealand | 8 |
| France | 7 |
| England | 6 |
| Wales | 4 |
| Ireland | 3 |
| Australia | 3 |
| Scotland | 3 |
| South Africa | 2 |
25 years of data.