| Donor Gender | Year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | |
| Total | 5,084 | 5,339 | 5,386 | 5,489 | 5,528 | 5,638 | 5,753 | 6,325 | 6,700 | 7,180 |
| Female | 2,071 | 2,257 | 2,292 | 2,301 | 2,290 | 2,282 | 2,380 | 2,675 | 2,773 | 2,877 |
| Male | 3,013 | 3,082 | 3,094 | 3,188 | 3,238 | 3,356 | 3,373 | 3,650 | 3,927 | 4,303 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| Female | 40.7% | 42.3% | 42.6% | 41.9% | 41.4% | 40.5% | 41.4% | 42.3% | 41.4% | 40.1% |
| Male | 59.3% | 57.7% | 57.4% | 58.1% | 58.6% | 59.5% | 58.6% | 57.7% | 58.6% | 59.9% |