| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 3 |
0.4%
|
| 2 | No | 1 |
0.1%
|
| 4 | 2 |
0.3%
|
|
| 8 | Dont know | 706 |
95.4%
|
| 9 | 28 |
3.8%
|
|
| Sysmiss | 2279 |