| Value | Category | Cases | |
|---|---|---|---|
| -99 | -99 (Don't know) | 3 |
0.2%
|
| -66 | -66 (refuse to answer) | 2 |
0.1%
|
| 0 | No | 1296 |
94%
|
| 1 | Yes | 78 |
5.7%
|