| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| -7 | Does not apply (spontaneous) | 116 |
48.7%
|
| 0 | 59 |
24.8%
|
|
| 10 | 2 |
0.8%
|
|
| 14 | 1 |
0.4%
|
|
| 15 | 1 |
0.4%
|
|
| 20 | 2 |
0.8%
|
|
| 30 | 2 |
0.8%
|
|
| 50 | 2 |
0.8%
|
|
| 60 | 1 |
0.4%
|
|
| 70 | 3 |
1.3%
|
|
| 80 | 1 |
0.4%
|
|
| 85 | 1 |
0.4%
|
|
| 90 | 1 |
0.4%
|
|
| 100 | 46 |
19.3%
|
|
| Sysmiss | 166 |