| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 4154 |
92.5%
|
| 2 | No | 144 |
3.2%
|
| 8 | DK | 190 |
4.2%
|
| 9 | Missing | 1 |
0%
|
| Sysmiss | 512 |