| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 11 |
2.2%
|
| 0 | 19 |
3.8%
|
|
| 5 | 1 |
0.2%
|
|
| 10 | 3 |
0.6%
|
|
| 15 | 1 |
0.2%
|
|
| 20 | 11 |
2.2%
|
|
| 30 | 6 |
1.2%
|
|
| 40 | 13 |
2.6%
|
|
| 50 | 20 |
4%
|
|
| 55 | 3 |
0.6%
|
|
| 60 | 41 |
8.2%
|
|
| 65 | 4 |
0.8%
|
|
| 70 | 37 |
7.4%
|
|
| 75 | 6 |
1.2%
|
|
| 80 | 71 |
14.1%
|
|
| 85 | 20 |
4%
|
|
| 90 | 37 |
7.4%
|
|
| 91 | 1 |
0.2%
|
|
| 93 | 1 |
0.2%
|
|
| 94 | 1 |
0.2%
|
|
| 95 | 9 |
1.8%
|
|
| 97 | 1 |
0.2%
|
|
| 100 | 185 |
36.9%
|