| Donor Age | Year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | |
| Total | 4,725 | 5,499 | 6,041 | 6,240 | 6,473 | 6,647 | 6,571 | 6,435 | 6,044 | 5,968 |
| Unknown | 2 | 3 | - | - | - | - | - | 1 | - | 1 |
| 12-17 Years | - | 1 | 1 | 1 | 1 | - | - | 1 | 2 | - |
| 18-34 Years | 1,616 | 1,824 | 2,035 | 2,059 | 2,111 | 2,192 | 2,078 | 2,035 | 1,871 | 1,849 |
| 35-49 Years | 2,213 | 2,627 | 2,835 | 2,931 | 3,084 | 3,076 | 3,103 | 2,938 | 2,675 | 2,591 |
| 50-64 Years | 853 | 993 | 1,104 | 1,190 | 1,213 | 1,323 | 1,332 | 1,389 | 1,415 | 1,438 |
| 65+ Years | 41 | 51 | 66 | 59 | 64 | 56 | 58 | 71 | 81 | 89 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| Unknown | 0.0% | 0.1% | - | - | - | - | - | 0.0% | - | 0.0% |
| 12-17 Years | - | 0.0% | 0.0% | 0.0% | 0.0% | - | - | 0.0% | 0.0% | - |
| 18-34 Years | 34.2% | 33.2% | 33.7% | 33.0% | 32.6% | 33.0% | 31.6% | 31.6% | 31.0% | 31.0% |
| 35-49 Years | 46.8% | 47.8% | 46.9% | 47.0% | 47.6% | 46.3% | 47.2% | 45.7% | 44.3% | 43.4% |
| 50-64 Years | 18.1% | 18.1% | 18.3% | 19.1% | 18.7% | 19.9% | 20.3% | 21.6% | 23.4% | 24.1% |
| 65+ Years | 0.9% | 0.9% | 1.1% | 0.9% | 1.0% | 0.8% | 0.9% | 1.1% | 1.3% | 1.5% |