| Value | Category | Cases | |
|---|---|---|---|
| -2 | Refusal to answer | 1 |
1%
|
| -1 | Don't know | 0 |
0%
|
| 0 | 100 |
96.2%
|
|
| 2 | 1 |
1%
|
|
| 5 | 1 |
1%
|
|
| 28 | 1 |
1%
|
|
| Sysmiss | 2529 |