| Value | Category | Cases | |
|---|---|---|---|
| 1 | too old | 0 |
0%
|
| 2 | too young | 0 |
0%
|
| 3 | too sick | 0 |
0%
|
| 4 | disabled | 0 |
0%
|
| 5 | student | 2 |
100%
|
| 6 | other | 0 |
0%
|
| 77 | refuse | 0 |
0%
|
| 88 | don't know | 0 |
0%
|
| 99 | missing | 0 |
0%
|
| Sysmiss | 4968 |