| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1140 |
49.1%
|
| 1 | Yes | 1063 |
45.7%
|
| 9 | Don't know | 121 |
5.2%
|
| 998 | Refused | 0 |
0%
|