| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 29 |
1.6%
|
| 2 | no | 327 |
18.4%
|
| 7 | don't know | 808 |
45.4%
|
| 8 | refuse to answer | 4 |
0.2%
|
| 9 | not applicable | 612 |
34.4%
|
| Sysmiss | 375 |