| Value | Category | Cases | |
|---|---|---|---|
| -9 | Missing | 12 |
6%
|
| -2 | Don't know | 1 |
0.5%
|
| -1 | Refusal | 0 |
0%
|
| 0 | No | 1 |
0.5%
|
| 1 | Yes | 186 |
93%
|