| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 7 |
4.2%
|
| 0 | 31 |
18.6%
|
|
| 5 | 1 |
0.6%
|
|
| 10 | 4 |
2.4%
|
|
| 11 | 1 |
0.6%
|
|
| 15 | 1 |
0.6%
|
|
| 20 | 3 |
1.8%
|
|
| 26 | 1 |
0.6%
|
|
| 30 | 3 |
1.8%
|
|
| 36 | 1 |
0.6%
|
|
| 40 | 3 |
1.8%
|
|
| 45 | 1 |
0.6%
|
|
| 50 | 14 |
8.4%
|
|
| 60 | 5 |
3%
|
|
| 61 | 1 |
0.6%
|
|
| 67 | 1 |
0.6%
|
|
| 70 | 3 |
1.8%
|
|
| 75 | 1 |
0.6%
|
|
| 80 | 6 |
3.6%
|
|
| 90 | 5 |
3%
|
|
| 100 | 74 |
44.3%
|
|
| Sysmiss | 140 |