| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 595 |
24.3%
|
| 2 | no | 1668 |
68.1%
|
| 3 | not applicable, unable to read | 150 |
6.1%
|
| 4 | do not know | 37 |
1.5%
|
| Sysmiss | 33 |