| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 14 |
1.2%
|
| 0 | No | 125 |
10.4%
|
| 1 | Yes | 199 |
16.6%
|
| 7 | Not applicable | 855 |
71.4%
|
| 9 | Don't know | 4 |
0.3%
|
| 998 | Refused | 0 |
0%
|