| Donor Gender | Year | |||||||||
| 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | |
| Total | 34 | 62 | 122 | 48 | 72 | 78 | 96 | 87 | 115 | 112 |
| Female | 8 | 29 | 59 | 22 | 26 | 29 | 34 | 38 | 39 | 60 |
| Male | 26 | 33 | 63 | 26 | 46 | 49 | 62 | 49 | 76 | 52 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| Female | 23.5% | 46.8% | 48.4% | 45.8% | 36.1% | 37.2% | 35.4% | 43.7% | 33.9% | 53.6% |
| Male | 76.5% | 53.2% | 51.6% | 54.2% | 63.9% | 62.8% | 64.6% | 56.3% | 66.1% | 46.4% |