| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't Know (spontaneous) | 5 |
1.4%
|
| -8 | Refusal (spontaneous) | 8 |
2.2%
|
| -7 | Does Not Apply (spontaneous) | 1 |
0.3%
|
| 1 | Yes | 12 |
3.4%
|
| 2 | No | 331 |
92.7%
|