| Nation | Total |
|---|---|
| England | 24 |
| New Zealand | 11 |
| Wales | 10 |
| France | 9 |
| Ireland | 8 |
| Australia | 8 |
| South Africa | 5 |
| Scotland | 3 |
| Italy | 1 |
| Samoa | 1 |
29 years of data.
Aberavon
Agen
Albi
Auch
Aurillac
Bath
Bayonne
Bedford Blues
Begles-Bordeaux
Benetton Treviso
Bera Bera RC
Beziers
Biarritz
Bizkala Gernika RT
Black Lion
Bologna
Bourgoin
Bridgend
Bristol Bears
Brive
Bucuresti
Caerphilly
Calvisano
Cardiff Blues
Castres
Catania
Cavalieri Prato
Cheetahs
Clermont Auvergne
Club de Rugby La Vila
Club Spain
Colomiers
Connacht
Cross Keys
Dax
Dinamo Bucharest
Dulciora El Salvador
Dunvant
Ebbw Vale
Edinburgh Rugby
Enisei STM
Exeter Chiefs
Farul Constanta
Glasgow Warriors
Gloucester
Gran Parma Rugby
Grenoble
Gwent Dragons
Harlequins
Krasny Yar
La Moraleja Alcobendas
La Rochelle
LAquila
Leeds Tykes
Leicester Tigers
Leinster
Leonessa
Lions
Lisboa
London Irish
London Wasps
London Welsh
Lusitanos XV
Lyon OU
Madrid 2012
Mogliano Rugby
Mont de Marsan
Montauban
Montpellier
Munster
Narbonne
Neath
Newbridge
Newcastle Falcons
Newport
Nice
Northampton Saints
Orrell
Ospreys
Padova
Parma
Pau
Perigueux
Perpignan
Piacenza
Pontypridd
Portugal
Racing CF
RC Coimbra
RC Timisoara
Richmond
Roma
Rotherham Titans
Rovigo
Rugby Silea
Sale Sharks
Saracens
Scarlets
Scottish Borders
Sharks
Spain
Stade Francais
Swansea
Toulon
Toulouse
Treorchy
Ulster
US Oyonnax
Valladolid RAC
Viadana
Worcester Warriors
Zebre
| Nation | Total |
|---|---|
| England | 24 |
| New Zealand | 11 |
| Wales | 10 |
| France | 9 |
| Ireland | 8 |
| Australia | 8 |
| South Africa | 5 |
| Scotland | 3 |
| Italy | 1 |
| Samoa | 1 |
29 years of data.