| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Yes | 147 |
6.1%
|
| 2 | No | 2249 |
93.7%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't know | 4 |
0.2%
|