| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
1.9%
|
| 1 | 71 |
26.9%
|
|
| 2 | 64 |
24.2%
|
|
| 3 | 31 |
11.7%
|
|
| 4 | 26 |
9.8%
|
|
| 5 | 19 |
7.2%
|
|
| 6 | 9 |
3.4%
|
|
| 8 | 4 |
1.5%
|
|
| 10 | 8 |
3%
|
|
| 12 | 11 |
4.2%
|
|
| 15 | 4 |
1.5%
|
|
| 20 | 2 |
0.8%
|
|
| 24 | 3 |
1.1%
|
|
| 30 | 2 |
0.8%
|
|
| 60 | 2 |
0.8%
|
|
| 100 | 1 |
0.4%
|
|
| 125 | 1 |
0.4%
|
|
| 220 | 1 |
0.4%
|
|
| Sysmiss | 465 |