| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 4251 |
31.9%
|
| 2 | No | 6833 |
51.2%
|
| 8 | Don't know | 2256 |
16.9%
|
| 9 | 23 | ||
| Sysmiss | 1546 |