| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 8 |
0.7%
|
| 1 | Yes | 153 |
13.9%
|
| 2 | No | 943 |
85.4%
|
| 9 | Don't know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|