| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 1635 |
7.4%
|
| 2 | no | 6468 |
29.3%
|
| 98 | don't know | 25 |
0.1%
|
| 99 | refuse to answer | 1 |
0%
|
| Missing value | 13963 |
63.2%
|