| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
2.4%
|
| 20 | 2 |
4.9%
|
|
| 30 | 2 |
4.9%
|
|
| 33 | 1 |
2.4%
|
|
| 40 | 1 |
2.4%
|
|
| 50 | 5 |
12.2%
|
|
| 60 | 5 |
12.2%
|
|
| 70 | 3 |
7.3%
|
|
| 75 | 2 |
4.9%
|
|
| 80 | 3 |
7.3%
|
|
| 85 | 1 |
2.4%
|
|
| 90 | 1 |
2.4%
|
|
| 100 | 14 |
34.1%
|
|
| Sysmiss | 79 |