| Donor Blood Type | Year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | |
| Total | 253 | 402 | 524 | 363 | 322 | 323 | 323 | 288 | 266 | 250 |
| A | 70 | 108 | 128 | 99 | 90 | 90 | 83 | 74 | 73 | 68 |
| AB | 1 | 2 | 6 | - | 1 | 3 | 1 | 1 | 1 | 1 |
| B | 23 | 36 | 44 | 18 | 28 | 17 | 18 | 9 | 22 | 20 |
| O | 159 | 256 | 346 | 246 | 203 | 213 | 221 | 204 | 170 | 161 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| A | 27.7% | 26.9% | 24.4% | 27.3% | 28.0% | 27.9% | 25.7% | 25.7% | 27.4% | 27.2% |
| AB | 0.4% | 0.5% | 1.1% | - | 0.3% | 0.9% | 0.3% | 0.3% | 0.4% | 0.4% |
| B | 9.1% | 9.0% | 8.4% | 5.0% | 8.7% | 5.3% | 5.6% | 3.1% | 8.3% | 8.0% |
| O | 62.8% | 63.7% | 66.0% | 67.8% | 63.0% | 65.9% | 68.4% | 70.8% | 63.9% | 64.4% |