| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 142 |
8.4%
|
| 2 | No | 1451 |
86%
|
| 77 | Don't know | 3 |
0.2%
|
| 99 | Don't know | 92 |
5.5%
|
| Sysmiss | 12920 |