| Value | Category | Cases | |
|---|---|---|---|
| -4 | Missin data / Missing information | 0 |
0%
|
| -3 | Refused to answer | 0 |
0%
|
| -2 | Not applicable | 0 |
0%
|
| -1 | Don't know | 0 |
0%
|
| 1958 | 1 |
33.3%
|
|
| 1968 | 1 |
33.3%
|
|
| 1984 | 1 |
33.3%
|
|
| Sysmiss | 5557 |