| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
1.7%
|
| 0 | 1 |
0.4%
|
|
| 10 | 2 |
0.8%
|
|
| 25 | 1 |
0.4%
|
|
| 30 | 6 |
2.5%
|
|
| 40 | 8 |
3.3%
|
|
| 45 | 1 |
0.4%
|
|
| 50 | 13 |
5.4%
|
|
| 54 | 1 |
0.4%
|
|
| 60 | 16 |
6.6%
|
|
| 62 | 1 |
0.4%
|
|
| 65 | 3 |
1.2%
|
|
| 69 | 1 |
0.4%
|
|
| 70 | 25 |
10.4%
|
|
| 75 | 7 |
2.9%
|
|
| 80 | 30 |
12.4%
|
|
| 85 | 8 |
3.3%
|
|
| 90 | 29 |
12%
|
|
| 95 | 14 |
5.8%
|
|
| 98 | 6 |
2.5%
|
|
| 99 | 4 |
1.7%
|
|
| 100 | 60 |
24.9%
|