| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 25 |
18.1%
|
| -7 | Does not apply (spontaneous) | 4 |
2.9%
|
| 0 | 5 |
3.6%
|
|
| 1 | 3 |
2.2%
|
|
| 2 | 1 |
0.7%
|
|
| 3 | 5 |
3.6%
|
|
| 4 | 1 |
0.7%
|
|
| 5 | 4 |
2.9%
|
|
| 6 | 5 |
3.6%
|
|
| 7 | 13 |
9.4%
|
|
| 9 | 1 |
0.7%
|
|
| 10 | 7 |
5.1%
|
|
| 12 | 4 |
2.9%
|
|
| 14 | 34 |
24.6%
|
|
| 15 | 2 |
1.4%
|
|
| 16 | 1 |
0.7%
|
|
| 20 | 2 |
1.4%
|
|
| 21 | 2 |
1.4%
|
|
| 25 | 1 |
0.7%
|
|
| 30 | 16 |
11.6%
|
|
| 50 | 1 |
0.7%
|
|
| 90 | 1 |
0.7%
|
|
| Sysmiss | 2817 |