| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 8 |
6.7%
|
|
| 10 | 1 |
0.8%
|
|
| 20 | 7 |
5.8%
|
|
| 30 | 6 |
5%
|
|
| 40 | 10 |
8.3%
|
|
| 50 | 13 |
10.8%
|
|
| 60 | 3 |
2.5%
|
|
| 70 | 8 |
6.7%
|
|
| 80 | 4 |
3.3%
|
|
| 84 | 1 |
0.8%
|
|
| 85 | 1 |
0.8%
|
|
| 90 | 2 |
1.7%
|
|
| 95 | 1 |
0.8%
|
|
| 99 | 1 |
0.8%
|
|
| 100 | 54 |
45%
|