| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 32 |
24.6%
|
| 0 | 5 |
3.8%
|
|
| 1 | 22 |
16.9%
|
|
| 2 | 9 |
6.9%
|
|
| 3 | 11 |
8.5%
|
|
| 4 | 5 |
3.8%
|
|
| 5 | 13 |
10%
|
|
| 7 | 2 |
1.5%
|
|
| 10 | 7 |
5.4%
|
|
| 12 | 1 |
0.8%
|
|
| 15 | 2 |
1.5%
|
|
| 20 | 6 |
4.6%
|
|
| 24 | 1 |
0.8%
|
|
| 30 | 6 |
4.6%
|
|
| 35 | 2 |
1.5%
|
|
| 40 | 2 |
1.5%
|
|
| 45 | 2 |
1.5%
|
|
| 50 | 2 |
1.5%
|
|
| Sysmiss | 1286 |