| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 15254 |
41.9%
|
| 2 | no | 20772 |
57%
|
| 3 | refused | 183 |
0.5%
|
| 4 | don't know | 202 |
0.6%
|
| Sysmiss | 2371 |