| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 522 |
43.9%
|
| 1 | Yes | 631 |
53%
|
| 9 | Don't know | 37 |
3.1%
|
| 998 | Refuesd | 0 |
0%
|