| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 216 |
40.8%
|
| 2 | 1 |
0.2%
|
|
| 5 | 1 |
0.2%
|
|
| 10 | 1 |
0.2%
|
|
| 20 | 1 |
0.2%
|
|
| 25 | 1 |
0.2%
|
|
| 30 | 4 |
0.8%
|
|
| 35 | 1 |
0.2%
|
|
| 40 | 3 |
0.6%
|
|
| 50 | 12 |
2.3%
|
|
| 60 | 3 |
0.6%
|
|
| 68 | 1 |
0.2%
|
|
| 70 | 18 |
3.4%
|
|
| 73 | 1 |
0.2%
|
|
| 75 | 1 |
0.2%
|
|
| 77 | 1 |
0.2%
|
|
| 78 | 1 |
0.2%
|
|
| 80 | 22 |
4.2%
|
|
| 82 | 1 |
0.2%
|
|
| 83 | 2 |
0.4%
|
|
| 85 | 11 |
2.1%
|
|
| 87 | 1 |
0.2%
|
|
| 90 | 38 |
7.2%
|
|
| 92 | 1 |
0.2%
|
|
| 95 | 10 |
1.9%
|
|
| 96 | 1 |
0.2%
|
|
| 98 | 1 |
0.2%
|
|
| 100 | 175 |
33%
|
|
| Sysmiss | 478 |