| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 3513 |
4.7%
|
| 2 | No | 27858 |
37.4%
|
| 3 | Don't know | 121 |
0.2%
|
| 8 | Not applicable | 42124 |
56.6%
|
| 9 | Unspecified | 833 |
1.1%
|