| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 38 |
24.8%
|
| 1 | 7 |
4.6%
|
|
| 2 | 23 |
15%
|
|
| 3 | 16 |
10.5%
|
|
| 4 | 13 |
8.5%
|
|
| 5 | 9 |
5.9%
|
|
| 6 | 12 |
7.8%
|
|
| 7 | 2 |
1.3%
|
|
| 8 | 3 |
2%
|
|
| 9 | 2 |
1.3%
|
|
| 10 | 6 |
3.9%
|
|
| 11 | 1 |
0.7%
|
|
| 15 | 6 |
3.9%
|
|
| 17 | 1 |
0.7%
|
|
| 19 | 1 |
0.7%
|
|
| 20 | 3 |
2%
|
|
| 22 | 1 |
0.7%
|
|
| 25 | 3 |
2%
|
|
| 30 | 1 |
0.7%
|
|
| 40 | 2 |
1.3%
|
|
| 45 | 1 |
0.7%
|
|
| 70 | 1 |
0.7%
|
|
| 120 | 1 |
0.7%
|