| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0%
|
| 1 | Yes | 1977 |
82.4%
|
| 2 | No | 363 |
15.1%
|
| 9 | Don't know | 59 |
2.5%
|
| 98 | Refused | 0 |
0%
|