| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 63 |
18.2%
|
| 0 | 4 |
1.2%
|
|
| 9 | 1 |
0.3%
|
|
| 10 | 1 |
0.3%
|
|
| 15 | 2 |
0.6%
|
|
| 20 | 4 |
1.2%
|
|
| 25 | 1 |
0.3%
|
|
| 30 | 6 |
1.7%
|
|
| 40 | 7 |
2%
|
|
| 50 | 30 |
8.6%
|
|
| 58 | 1 |
0.3%
|
|
| 60 | 4 |
1.2%
|
|
| 67 | 1 |
0.3%
|
|
| 70 | 6 |
1.7%
|
|
| 75 | 4 |
1.2%
|
|
| 80 | 11 |
3.2%
|
|
| 84 | 1 |
0.3%
|
|
| 85 | 14 |
4%
|
|
| 86 | 1 |
0.3%
|
|
| 87 | 3 |
0.9%
|
|
| 90 | 16 |
4.6%
|
|
| 92 | 5 |
1.4%
|
|
| 94 | 2 |
0.6%
|
|
| 95 | 8 |
2.3%
|
|
| 96 | 2 |
0.6%
|
|
| 97 | 1 |
0.3%
|
|
| 98 | 2 |
0.6%
|
|
| 99 | 2 |
0.6%
|
|
| 100 | 144 |
41.5%
|
|
| Sysmiss | 41 |