| Donor Gender | Year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | |
| Total | 2,426 | 2,447 | 2,316 | 2,284 | 2,276 | 2,223 | 2,120 | 2,096 | 2,220 | 2,275 |
| Female | 811 | 853 | 783 | 763 | 722 | 710 | 669 | 689 | 666 | 662 |
| Male | 1,615 | 1,594 | 1,533 | 1,521 | 1,554 | 1,513 | 1,451 | 1,407 | 1,554 | 1,613 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| Female | 33.4% | 34.9% | 33.8% | 33.4% | 31.7% | 31.9% | 31.6% | 32.9% | 30.0% | 29.1% |
| Male | 66.6% | 65.1% | 66.2% | 66.6% | 68.3% | 68.1% | 68.4% | 67.1% | 70.0% | 70.9% |