| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 926 |
77.2%
|
| 1 | Yes | 248 |
20.7%
|
| 9 | Don't know | 26 |
2.2%
|
| 998 | Refused | 0 |
0%
|