| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 41 |
11.7%
|
| 1 | 21 |
6%
|
|
| 2 | 65 |
18.5%
|
|
| 3 | 48 |
13.7%
|
|
| 4 | 37 |
10.5%
|
|
| 5 | 43 |
12.3%
|
|
| 6 | 11 |
3.1%
|
|
| 7 | 5 |
1.4%
|
|
| 8 | 6 |
1.7%
|
|
| 9 | 3 |
0.9%
|
|
| 10 | 18 |
5.1%
|
|
| 11 | 1 |
0.3%
|
|
| 15 | 9 |
2.6%
|
|
| 17 | 2 |
0.6%
|
|
| 20 | 11 |
3.1%
|
|
| 25 | 7 |
2%
|
|
| 30 | 7 |
2%
|
|
| 40 | 2 |
0.6%
|
|
| 50 | 6 |
1.7%
|
|
| 60 | 2 |
0.6%
|
|
| 80 | 2 |
0.6%
|
|
| 140 | 1 |
0.3%
|
|
| 320 | 1 |
0.3%
|
|
| 350 | 1 |
0.3%
|
|
| 5000 | 1 |
0.3%
|