| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 455 |
9.7%
|
| 2 | No | 4108 |
87.1%
|
| 7 | Inconsistent | 0 |
0%
|
| 8 | DK | 41 |
0.9%
|
| 9 | Missing | 110 |
2.3%
|
| Sysmiss | 113 |