| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 531 |
9.7%
|
| 2 | No | 373 |
6.8%
|
| 5 | Missing | 5 |
0.1%
|
| 7 | Refused | 0 |
0%
|
| 9 | NA | 4559 |
83.4%
|
| Sysmiss | 2 |