| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 11 |
5.1%
|
| 0 | 10 |
4.7%
|
|
| 10 | 4 |
1.9%
|
|
| 15 | 1 |
0.5%
|
|
| 17 | 1 |
0.5%
|
|
| 20 | 6 |
2.8%
|
|
| 25 | 4 |
1.9%
|
|
| 30 | 10 |
4.7%
|
|
| 40 | 9 |
4.2%
|
|
| 45 | 1 |
0.5%
|
|
| 50 | 17 |
7.9%
|
|
| 55 | 1 |
0.5%
|
|
| 60 | 14 |
6.5%
|
|
| 64 | 1 |
0.5%
|
|
| 65 | 1 |
0.5%
|
|
| 70 | 18 |
8.4%
|
|
| 75 | 3 |
1.4%
|
|
| 78 | 1 |
0.5%
|
|
| 80 | 14 |
6.5%
|
|
| 85 | 1 |
0.5%
|
|
| 90 | 8 |
3.7%
|
|
| 93 | 2 |
0.9%
|
|
| 95 | 1 |
0.5%
|
|
| 98 | 1 |
0.5%
|
|
| 100 | 75 |
34.9%
|