| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 78 |
21.2%
|
| 0 | 21 |
5.7%
|
|
| 1 | 2 |
0.5%
|
|
| 2 | 3 |
0.8%
|
|
| 3 | 1 |
0.3%
|
|
| 5 | 1 |
0.3%
|
|
| 8 | 1 |
0.3%
|
|
| 10 | 6 |
1.6%
|
|
| 12 | 1 |
0.3%
|
|
| 20 | 18 |
4.9%
|
|
| 30 | 8 |
2.2%
|
|
| 40 | 16 |
4.3%
|
|
| 50 | 38 |
10.3%
|
|
| 60 | 11 |
3%
|
|
| 68 | 1 |
0.3%
|
|
| 70 | 15 |
4.1%
|
|
| 80 | 21 |
5.7%
|
|
| 82 | 1 |
0.3%
|
|
| 90 | 17 |
4.6%
|
|
| 95 | 1 |
0.3%
|
|
| 98 | 1 |
0.3%
|
|
| 99 | 1 |
0.3%
|
|
| 100 | 105 |
28.5%
|