| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 14 |
4.9%
|
| 5 | 1 |
0.3%
|
|
| 10 | 6 |
2.1%
|
|
| 20 | 20 |
7%
|
|
| 22 | 1 |
0.3%
|
|
| 25 | 4 |
1.4%
|
|
| 30 | 24 |
8.4%
|
|
| 35 | 3 |
1%
|
|
| 36 | 1 |
0.3%
|
|
| 40 | 29 |
10.1%
|
|
| 42 | 1 |
0.3%
|
|
| 50 | 46 |
16.1%
|
|
| 60 | 24 |
8.4%
|
|
| 65 | 1 |
0.3%
|
|
| 70 | 33 |
11.5%
|
|
| 80 | 29 |
10.1%
|
|
| 85 | 1 |
0.3%
|
|
| 90 | 19 |
6.6%
|
|
| 95 | 1 |
0.3%
|
|
| 100 | 28 |
9.8%
|
|
| Sysmiss | 91 |