| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 2088 |
87.8%
|
| 1 | Yes | 153 |
6.4%
|
| 8 | Refused | 4 |
0.2%
|
| 9 | Don't know | 133 |
5.6%
|