| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
1.9%
|
| 0 | 90 |
28.9%
|
|
| 5 | 3 |
1%
|
|
| 10 | 13 |
4.2%
|
|
| 11 | 1 |
0.3%
|
|
| 13 | 1 |
0.3%
|
|
| 15 | 2 |
0.6%
|
|
| 18 | 1 |
0.3%
|
|
| 20 | 12 |
3.9%
|
|
| 30 | 15 |
4.8%
|
|
| 40 | 5 |
1.6%
|
|
| 43 | 1 |
0.3%
|
|
| 50 | 20 |
6.4%
|
|
| 54 | 1 |
0.3%
|
|
| 55 | 1 |
0.3%
|
|
| 60 | 14 |
4.5%
|
|
| 65 | 3 |
1%
|
|
| 70 | 19 |
6.1%
|
|
| 75 | 1 |
0.3%
|
|
| 80 | 20 |
6.4%
|
|
| 85 | 4 |
1.3%
|
|
| 90 | 15 |
4.8%
|
|
| 95 | 4 |
1.3%
|
|
| 97 | 1 |
0.3%
|
|
| 100 | 58 |
18.6%
|