| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 6 |
0.6%
|
| 2 | No | 271 |
27.2%
|
| 3 | Don't know | 0 |
0%
|
| 8 | Not applicable | 720 |
72.1%
|
| 9 | Unspecified | 1 |
0.1%
|