| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 8 |
2.3%
|
| 0 | 182 |
51.6%
|
|
| 1 | 1 |
0.3%
|
|
| 2 | 1 |
0.3%
|
|
| 5 | 4 |
1.1%
|
|
| 10 | 13 |
3.7%
|
|
| 15 | 2 |
0.6%
|
|
| 20 | 18 |
5.1%
|
|
| 25 | 11 |
3.1%
|
|
| 30 | 21 |
5.9%
|
|
| 35 | 4 |
1.1%
|
|
| 40 | 21 |
5.9%
|
|
| 45 | 1 |
0.3%
|
|
| 50 | 23 |
6.5%
|
|
| 60 | 4 |
1.1%
|
|
| 65 | 1 |
0.3%
|
|
| 70 | 8 |
2.3%
|
|
| 75 | 3 |
0.8%
|
|
| 80 | 8 |
2.3%
|
|
| 90 | 5 |
1.4%
|
|
| 100 | 14 |
4%
|