| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 36 |
5.9%
|
| 2 | No | 571 |
93.5%
|
| 8 | DK | 1 |
0.2%
|
| 9 | Missing | 3 |
0.5%
|
| Sysmiss | 603 |