| Donor Blood Type | Year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | |
| Total | 58 | 36 | 49 | 25 | 29 | 28 | 2 | 5 | 6 | - |
| A | 12 | 8 | 11 | 7 | 9 | 3 | - | 1 | - | - |
| AB | - | - | 1 | - | 1 | - | - | - | - | - |
| B | 1 | 1 | 2 | - | 2 | - | - | - | 2 | - |
| O | 45 | 27 | 35 | 18 | 17 | 25 | 2 | 4 | 4 | - |
| Unknown | - | - | - | - | - | - | - | - | - | - |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | - |
| A | 20.7% | 22.2% | 22.4% | 28.0% | 31.0% | 10.7% | - | 20.0% | - | - |
| AB | - | - | 2.0% | - | 3.4% | - | - | - | - | - |
| B | 1.7% | 2.8% | 4.1% | - | 6.9% | - | - | - | 33.3% | - |
| O | 77.6% | 75.0% | 71.4% | 72.0% | 58.6% | 89.3% | 100.0% | 80.0% | 66.7% | - |
| Unknown | - | - | - | - | - | - | - | - | - | - |