| Donor Gender | Year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | |
| Total | 86 | 92 | 253 | 400 | 520 | 362 | 322 | 323 | 321 | 287 |
| Female | 44 | 47 | 120 | 188 | 259 | 174 | 143 | 165 | 187 | 147 |
| Male | 42 | 45 | 133 | 212 | 261 | 188 | 179 | 158 | 134 | 140 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| Female | 51.2% | 51.1% | 47.4% | 47.0% | 49.8% | 48.1% | 44.4% | 51.1% | 58.3% | 51.2% |
| Male | 48.8% | 48.9% | 52.6% | 53.0% | 50.2% | 51.9% | 55.6% | 48.9% | 41.7% | 48.8% |