| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 879 |
4.4%
|
| 2 | No | 56 |
0.3%
|
| 3 | Refused | 2 |
0%
|
| 4 | Do not know | 3 |
0%
|
| 8 | Not applicable | 18509 |
92.8%
|
| 9 | Unspecified | 491 |
2.5%
|