| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 86 |
28.4%
|
| 0 | 11 |
3.6%
|
|
| 8 | 1 |
0.3%
|
|
| 10 | 1 |
0.3%
|
|
| 25 | 1 |
0.3%
|
|
| 30 | 3 |
1%
|
|
| 33 | 1 |
0.3%
|
|
| 40 | 1 |
0.3%
|
|
| 42 | 1 |
0.3%
|
|
| 45 | 2 |
0.7%
|
|
| 50 | 11 |
3.6%
|
|
| 60 | 1 |
0.3%
|
|
| 70 | 4 |
1.3%
|
|
| 75 | 1 |
0.3%
|
|
| 80 | 11 |
3.6%
|
|
| 85 | 3 |
1%
|
|
| 90 | 8 |
2.6%
|
|
| 95 | 3 |
1%
|
|
| 98 | 2 |
0.7%
|
|
| 99 | 1 |
0.3%
|
|
| 100 | 150 |
49.5%
|
|
| Sysmiss | 55 |