| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 2 | 4 |
2.5%
|
|
| 5 | 6 |
3.7%
|
|
| 8 | 1 |
0.6%
|
|
| 10 | 2 |
1.2%
|
|
| 15 | 5 |
3.1%
|
|
| 20 | 6 |
3.7%
|
|
| 25 | 16 |
9.8%
|
|
| 30 | 2 |
1.2%
|
|
| 35 | 9 |
5.5%
|
|
| 36 | 1 |
0.6%
|
|
| 39 | 2 |
1.2%
|
|
| 40 | 9 |
5.5%
|
|
| 41 | 4 |
2.5%
|
|
| 42 | 4 |
2.5%
|
|
| 43 | 6 |
3.7%
|
|
| 44 | 1 |
0.6%
|
|
| 45 | 9 |
5.5%
|
|
| 46 | 5 |
3.1%
|
|
| 48 | 2 |
1.2%
|
|
| 50 | 32 |
19.6%
|
|
| 55 | 1 |
0.6%
|
|
| 60 | 8 |
4.9%
|
|
| 65 | 1 |
0.6%
|
|
| 70 | 8 |
4.9%
|
|
| 80 | 14 |
8.6%
|
|
| 90 | 4 |
2.5%
|
|
| 100 | 1 |
0.6%
|