| Nation | Total |
|---|---|
| England | 18 |
| Wales | 11 |
| New Zealand | 5 |
| Ireland | 4 |
| Australia | 3 |
| Scotland | 2 |
| 1 | |
| South Africa | 1 |
| Fiji | 1 |
| Samoa | 1 |
8 years of data.
Aberavon
Ayr
Bedford Blues
Bedwas
Birmingham Solihull
Bridgend
Bristol Bears
Cardiff Blues
Carmarthen QUins
Connacht
Cornish Pirates
Coventry
Cross Keys
Currie
Doncaster Knights
Dundeee HSFP
Ealing Trailfinders
Edinburgh Acads
Esher
Exeter Chiefs
Gael Force
Gala
Gwent Dragons
Heriots
Jersey
Leeds Tykes
Leinster
Llandovery
London Irish
London Scottish
London Welsh
Melrose
Moseley
Munster
Neath
Newcastle Falcons
Newport
Nottingham
Ospreys
Plymouth Albion
Pontypridd
Richmond
Rotherham Titans
Scarlets
Stirling County
Swansea
Ulster
Worcester Warriors
| Nation | Total |
|---|---|
| England | 18 |
| Wales | 11 |
| New Zealand | 5 |
| Ireland | 4 |
| Australia | 3 |
| Scotland | 2 |
| 1 | |
| South Africa | 1 |
| Fiji | 1 |
| Samoa | 1 |
8 years of data.