| Value | Category | Cases | |
|---|---|---|---|
| -97 | Don't know | 13 |
0.2%
|
| 1 | Yes | 896 |
12.1%
|
| 2 | No | 6503 |
87.7%
|
| a | Not applicable | 0 | |
| b | Don't know | 0 | |
| c | Refused to respond | 0 |