| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
1.7%
|
| 0 | 203 |
56.4%
|
|
| 1 | 1 |
0.3%
|
|
| 4 | 2 |
0.6%
|
|
| 5 | 5 |
1.4%
|
|
| 8 | 2 |
0.6%
|
|
| 10 | 22 |
6.1%
|
|
| 15 | 5 |
1.4%
|
|
| 20 | 25 |
6.9%
|
|
| 23 | 1 |
0.3%
|
|
| 29 | 2 |
0.6%
|
|
| 30 | 28 |
7.8%
|
|
| 40 | 11 |
3.1%
|
|
| 50 | 28 |
7.8%
|
|
| 60 | 2 |
0.6%
|
|
| 70 | 3 |
0.8%
|
|
| 80 | 3 |
0.8%
|
|
| 85 | 1 |
0.3%
|
|
| 100 | 10 |
2.8%
|