| Donor Blood Type | Year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | |
| Total | 1,462 | 1,628 | 1,698 | 1,817 | 1,873 | 1,770 | 2,019 | 2,043 | 2,031 | 1,927 |
| A | 564 | 624 | 646 | 718 | 721 | 646 | 751 | 778 | 768 | 695 |
| AB | 27 | 43 | 41 | 37 | 45 | 33 | 36 | 38 | 40 | 33 |
| B | 158 | 173 | 197 | 195 | 186 | 167 | 232 | 217 | 211 | 197 |
| O | 713 | 788 | 814 | 867 | 921 | 924 | 1,000 | 1,010 | 1,012 | 1,002 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| A | 38.6% | 38.3% | 38.0% | 39.5% | 38.5% | 36.5% | 37.2% | 38.1% | 37.8% | 36.1% |
| AB | 1.8% | 2.6% | 2.4% | 2.0% | 2.4% | 1.9% | 1.8% | 1.9% | 2.0% | 1.7% |
| B | 10.8% | 10.6% | 11.6% | 10.7% | 9.9% | 9.4% | 11.5% | 10.6% | 10.4% | 10.2% |
| O | 48.8% | 48.4% | 47.9% | 47.7% | 49.2% | 52.2% | 49.5% | 49.4% | 49.8% | 52.0% |