| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to respond | 2 |
0.6%
|
| -98 | Don't know | 4 |
1.3%
|
| 0 | No | 55 |
17.2%
|
| 1 | Yes | 258 |
80.9%
|
| 11 | .Z | 626 |