| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 2080 |
23%
|
| 2 | No | 6505 |
72%
|
| 8 | DK | 143 |
1.6%
|
| 9 | NS | 308 |
3.4%
|
| Sysmiss | 23563 |