| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 128 |
5.3%
|
| 1 | Yes | 946 |
39.4%
|
| 7 | Not applicable | 1004 |
41.8%
|
| 8 | Refused | 2 |
0.1%
|
| 9 | Don't know | 320 |
13.3%
|