| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
1.2%
|
| 0 | 33 |
13.6%
|
|
| 5 | 2 |
0.8%
|
|
| 10 | 9 |
3.7%
|
|
| 15 | 2 |
0.8%
|
|
| 16 | 1 |
0.4%
|
|
| 20 | 20 |
8.3%
|
|
| 25 | 3 |
1.2%
|
|
| 28 | 1 |
0.4%
|
|
| 30 | 9 |
3.7%
|
|
| 33 | 2 |
0.8%
|
|
| 34 | 1 |
0.4%
|
|
| 38 | 1 |
0.4%
|
|
| 40 | 8 |
3.3%
|
|
| 45 | 1 |
0.4%
|
|
| 50 | 20 |
8.3%
|
|
| 55 | 1 |
0.4%
|
|
| 60 | 6 |
2.5%
|
|
| 65 | 1 |
0.4%
|
|
| 70 | 14 |
5.8%
|
|
| 75 | 6 |
2.5%
|
|
| 80 | 11 |
4.5%
|
|
| 82 | 1 |
0.4%
|
|
| 85 | 4 |
1.7%
|
|
| 90 | 9 |
3.7%
|
|
| 95 | 2 |
0.8%
|
|
| 98 | 1 |
0.4%
|
|
| 99 | 2 |
0.8%
|
|
| 100 | 68 |
28.1%
|