| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 309 |
20.5%
|
| 2 | no | 1173 |
77.9%
|
| 3 | 1 |
0.1%
|
|
| 88 | don't know | 23 |
1.5%
|
| Sysmiss | 8069 |