| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 76 |
37.4%
|
| 1 | 48 |
23.6%
|
|
| 2 | 13 |
6.4%
|
|
| 3 | 5 |
2.5%
|
|
| 4 | 1 |
0.5%
|
|
| 5 | 15 |
7.4%
|
|
| 6 | 2 |
1%
|
|
| 7 | 4 |
2%
|
|
| 8 | 5 |
2.5%
|
|
| 10 | 12 |
5.9%
|
|
| 12 | 2 |
1%
|
|
| 14 | 1 |
0.5%
|
|
| 15 | 3 |
1.5%
|
|
| 18 | 6 |
3%
|
|
| 20 | 4 |
2%
|
|
| 22 | 1 |
0.5%
|
|
| 30 | 3 |
1.5%
|
|
| 35 | 1 |
0.5%
|
|
| 70 | 1 |
0.5%
|
|
| Sysmiss | 389 |