| Value | Category | Cases | |
|---|---|---|---|
| 1 | Sexual intercourse | 29459 |
58.7%
|
| 2 | Many partners | 11178 |
22.3%
|
| 3 | Prostitutes | 4337 |
8.6%
|
| 4 | Not using condom | 859 |
1.7%
|
| 5 | Homosexual contact | 276 |
0.5%
|
| 6 | Blood transfusion | 1931 |
3.8%
|
| 7 | Injection | 1061 |
2.1%
|
| 8 | Kissing | 64 |
0.1%
|
| 9 | Mosquito bites | 85 |
0.2%
|
| 10 | Circumcision | 179 |
0.4%
|
| 11 | Supernatural | 80 |
0.2%
|
| 12 | Other | 699 |
1.4%
|