| Unrelated Donors | Related Donors | |
|---|---|---|
| 1988-90 | 39 | 63 |
| 1991 | 40 | 65 |
| 1992 | 48 | 67 |
| 1993 | 44 | 67 |
| 1994 | 45 | 67 |
| 1995 | 48 | 69 |
| 1996 | 49 | 69 |
| 1997 | 52 | 69 |
| 1998 | 49 | 72 |
| 1999 | 55 | 71 |
| 2000 | 54 | 73 |
| 2001 | 56 | 74 |
| 2002 | 57 | 73 |
| 2003 | 62 | 73 |
| 2004 | 63 | 74 |
| 2005 | 65 | 72 |
| 2006 | 65 | 74 |
| 2007 | 67 | 74 |
| 2008 | 65 | 74 |
| 2009 | 67 | 77 |
| 2010 | 71 | 78 |