| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1299906 |
12.1%
|
| 2 | No | 2902873 |
26.9%
|
| 3 | Do not know | 497466 |
4.6%
|
| 4 | Not applicable | 2010667 |
18.7%
|
| 8 | Unknown | 15141 |
0.1%
|
| 9 | Unspecified | 4054639 |
37.6%
|