| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 70 |
51.9%
|
| 2 | 1 |
0.7%
|
|
| 5 | 2 |
1.5%
|
|
| 10 | 9 |
6.7%
|
|
| 12 | 1 |
0.7%
|
|
| 15 | 2 |
1.5%
|
|
| 20 | 9 |
6.7%
|
|
| 25 | 3 |
2.2%
|
|
| 30 | 10 |
7.4%
|
|
| 35 | 1 |
0.7%
|
|
| 40 | 8 |
5.9%
|
|
| 45 | 3 |
2.2%
|
|
| 50 | 5 |
3.7%
|
|
| 60 | 3 |
2.2%
|
|
| 65 | 1 |
0.7%
|
|
| 70 | 6 |
4.4%
|
|
| 80 | 1 |
0.7%
|
|
| Sysmiss | 219 |