| Value | Category | Cases | |
|---|---|---|---|
| -9 | refused to answer | 0 |
0%
|
| -8 | don't know | 42 |
10.7%
|
| 0 | 307 |
77.9%
|
|
| 1 | 6 |
1.5%
|
|
| 2 | 7 |
1.8%
|
|
| 5 | 1 |
0.3%
|
|
| 6 | 2 |
0.5%
|
|
| 8 | 13 |
3.3%
|
|
| 15 | 1 |
0.3%
|
|
| 17 | 1 |
0.3%
|
|
| 18 | 1 |
0.3%
|
|
| 19 | 1 |
0.3%
|
|
| 20 | 2 |
0.5%
|
|
| 22 | 1 |
0.3%
|
|
| 23 | 1 |
0.3%
|
|
| 45 | 1 |
0.3%
|
|
| 48 | 1 |
0.3%
|
|
| 50 | 1 |
0.3%
|
|
| 85 | 1 |
0.3%
|
|
| 100 | 1 |
0.3%
|
|
| 200 | 1 |
0.3%
|
|
| 232 | 1 |
0.3%
|
|
| 500 | 1 |
0.3%
|
|
| Sysmiss | 4250 |