| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
10.6%
|
| 30 | 2 |
4.3%
|
|
| 50 | 3 |
6.4%
|
|
| 55 | 1 |
2.1%
|
|
| 60 | 5 |
10.6%
|
|
| 65 | 1 |
2.1%
|
|
| 70 | 7 |
14.9%
|
|
| 72 | 1 |
2.1%
|
|
| 75 | 1 |
2.1%
|
|
| 80 | 7 |
14.9%
|
|
| 85 | 2 |
4.3%
|
|
| 90 | 7 |
14.9%
|
|
| 95 | 2 |
4.3%
|
|
| 98 | 1 |
2.1%
|
|
| 100 | 2 |
4.3%
|
|
| Sysmiss | 103 |