| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 17220 |
84.5%
|
| 2 | No | 3114 |
15.3%
|
| 8 | DK | 35 |
0.2%
|
| 9 | Missing | 2 |
0%
|
| Sysmiss | 21435 |