| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 2 |
1.8%
|
|
| 10 | 2 |
1.8%
|
|
| 20 | 2 |
1.8%
|
|
| 30 | 2 |
1.8%
|
|
| 50 | 5 |
4.5%
|
|
| 60 | 1 |
0.9%
|
|
| 70 | 3 |
2.7%
|
|
| 75 | 2 |
1.8%
|
|
| 80 | 6 |
5.4%
|
|
| 85 | 1 |
0.9%
|
|
| 90 | 6 |
5.4%
|
|
| 95 | 3 |
2.7%
|
|
| 100 | 76 |
68.5%
|