| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to answer | 0 |
0%
|
| -88 | Don't know | 1 |
20%
|
| 2 | 1 |
20%
|
|
| 4 | 1 |
20%
|
|
| 5 | 1 |
20%
|
|
| 12 | 1 |
20%
|
|
| Sysmiss | 154 |