| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 14 |
3.8%
|
| 0 | 22 |
6%
|
|
| 10 | 3 |
0.8%
|
|
| 20 | 11 |
3%
|
|
| 25 | 2 |
0.5%
|
|
| 29 | 1 |
0.3%
|
|
| 30 | 12 |
3.3%
|
|
| 40 | 5 |
1.4%
|
|
| 45 | 1 |
0.3%
|
|
| 50 | 32 |
8.8%
|
|
| 55 | 1 |
0.3%
|
|
| 60 | 13 |
3.6%
|
|
| 70 | 20 |
5.5%
|
|
| 73 | 1 |
0.3%
|
|
| 75 | 1 |
0.3%
|
|
| 80 | 18 |
4.9%
|
|
| 85 | 1 |
0.3%
|
|
| 90 | 8 |
2.2%
|
|
| 95 | 1 |
0.3%
|
|
| 100 | 197 |
54.1%
|
|
| Sysmiss | 1 |