| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 9 |
2.1%
|
| 0 | 163 |
38%
|
|
| 1 | 2 |
0.5%
|
|
| 2 | 2 |
0.5%
|
|
| 5 | 3 |
0.7%
|
|
| 10 | 17 |
4%
|
|
| 15 | 1 |
0.2%
|
|
| 20 | 23 |
5.4%
|
|
| 30 | 26 |
6.1%
|
|
| 40 | 16 |
3.7%
|
|
| 50 | 36 |
8.4%
|
|
| 55 | 2 |
0.5%
|
|
| 60 | 20 |
4.7%
|
|
| 65 | 1 |
0.2%
|
|
| 68 | 1 |
0.2%
|
|
| 70 | 33 |
7.7%
|
|
| 75 | 1 |
0.2%
|
|
| 80 | 18 |
4.2%
|
|
| 85 | 2 |
0.5%
|
|
| 90 | 14 |
3.3%
|
|
| 95 | 3 |
0.7%
|
|
| 97 | 1 |
0.2%
|
|
| 98 | 2 |
0.5%
|
|
| 99 | 3 |
0.7%
|
|
| 100 | 30 |
7%
|