| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 75 |
36.6%
|
| -8 | does not apply | 121 |
59%
|
| -7 | refused to answer | 0 |
0%
|
| 1 | 4 |
2%
|
|
| 2 | 2 |
1%
|
|
| 5 | 1 |
0.5%
|
|
| 50 | 1 |
0.5%
|
|
| 87 | 1 |
0.5%
|
|
| Sysmiss | 551 |