| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 3 |
7.1%
|
| -8 | Refused | 0 |
0%
|
| -5 | Not Applicable | 0 |
0%
|
| -3 | Missing | 0 |
0%
|
| 0 | 38 |
90.5%
|
|
| 90 | 1 |
2.4%
|
|
| Sysmiss | 7254 |