Accrual
Accrual figures as of February 2009
| Country | Activated Sites | Randomisation |
| Australia | 19 | 64 |
| Canada | 21 | 118 |
| Denmark | 6 | 53 |
| Finland | 3 | 35 |
| France | 43 | 196 |
| Germany | 132 | 533 |
| New Zealand | 3 | 12 |
| Norway | 4 | 68 |
| Spain | 14 | 41 |
| Sweden | 5 | 32 |
| United Kingdom | 51 | 375 |
| TOTAL | 301 | 1528 |