| Value | Category | Cases | |
|---|---|---|---|
| 0 | nr | 0 |
0%
|
| 1 | yes | 217 |
11.5%
|
| 2 | no | 1640 |
87.2%
|
| 3 | don't know | 19 |
1%
|
| 4 | 1 |
0.1%
|
|
| 9 | na | 0 |
0%
|
| 21 | 1 |
0.1%
|
|
| 99 | 3 |
0.2%
|
|
| Sysmiss | 1119 |