| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
1.3%
|
| 0 | 5 |
1.3%
|
|
| 5 | 3 |
0.8%
|
|
| 10 | 5 |
1.3%
|
|
| 15 | 1 |
0.3%
|
|
| 20 | 5 |
1.3%
|
|
| 25 | 1 |
0.3%
|
|
| 30 | 19 |
5.1%
|
|
| 33 | 1 |
0.3%
|
|
| 35 | 1 |
0.3%
|
|
| 40 | 8 |
2.1%
|
|
| 50 | 61 |
16.3%
|
|
| 60 | 14 |
3.7%
|
|
| 70 | 16 |
4.3%
|
|
| 80 | 40 |
10.7%
|
|
| 85 | 4 |
1.1%
|
|
| 90 | 18 |
4.8%
|
|
| 95 | 2 |
0.5%
|
|
| 98 | 1 |
0.3%
|
|
| 100 | 165 |
44%
|