| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 179 |
14.9%
|
| 1 | Yes | 51 |
4.3%
|
| 7 | Not applicable | 970 |
80.8%
|
| 9 | Don't know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|