| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to respond | 1 |
1.4%
|
| -98 | Don't know | 3 |
4.1%
|
| 1 | Yes | 49 |
67.1%
|
| 4 | No | 20 |
27.4%
|
| 11 | .Z | 872 |