| Value | Category | Cases | |
|---|---|---|---|
| 0 | nr | 0 |
0%
|
| 1 | yes | 822 |
40%
|
| 2 | no | 1040 |
50.6%
|
| 3 | don't know | 191 |
9.3%
|
| 4 | 1 |
0%
|
|
| 9 | na | 0 |
0%
|
| Sysmiss | 946 |