| YEAR | SAMPLES SCREEN | FEMALE N (%) | MALE N (%) | HBV POSITIVE N (%) |
| 2010 | 1093 | 50 (4.6) | 1043 (95.4) | 120 (11.0) |
| 2011 | 1188 | 52 (4.4) | 1136 (95.6) | 114 (9.6) |
| 2012 | 1121 | 62 (5.5) | 1059 (94.5) | 92 (8.2) |
| Total | 3402 | 164 (4.8) | 3238 (95.2) | 327 (9.6) |