| Value | Category | Cases | |
|---|---|---|---|
| -7 | Not applicable | 0 |
0%
|
| 0 | No | 277 |
16.7%
|
| 1 | Yes | 1370 |
82.4%
|
| 888 | Don't know | 10 |
0.6%
|
| 999 | Refused | 5 |
0.3%
|