| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 16 |
5.9%
|
| 1 | 64 |
23.6%
|
|
| 2 | 58 |
21.4%
|
|
| 3 | 25 |
9.2%
|
|
| 4 | 26 |
9.6%
|
|
| 5 | 11 |
4.1%
|
|
| 6 | 15 |
5.5%
|
|
| 7 | 2 |
0.7%
|
|
| 8 | 7 |
2.6%
|
|
| 10 | 14 |
5.2%
|
|
| 11 | 3 |
1.1%
|
|
| 12 | 19 |
7%
|
|
| 14 | 1 |
0.4%
|
|
| 15 | 2 |
0.7%
|
|
| 20 | 4 |
1.5%
|
|
| 24 | 2 |
0.7%
|
|
| 28 | 1 |
0.4%
|
|
| 60 | 1 |
0.4%
|
|
| Sysmiss | 81 |