| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 42 |
19.5%
|
| 1 | 9 |
4.2%
|
|
| 2 | 23 |
10.7%
|
|
| 3 | 22 |
10.2%
|
|
| 4 | 11 |
5.1%
|
|
| 5 | 31 |
14.4%
|
|
| 6 | 15 |
7%
|
|
| 7 | 7 |
3.3%
|
|
| 8 | 10 |
4.7%
|
|
| 9 | 3 |
1.4%
|
|
| 10 | 4 |
1.9%
|
|
| 11 | 1 |
0.5%
|
|
| 12 | 5 |
2.3%
|
|
| 14 | 1 |
0.5%
|
|
| 15 | 4 |
1.9%
|
|
| 16 | 1 |
0.5%
|
|
| 17 | 2 |
0.9%
|
|
| 18 | 1 |
0.5%
|
|
| 20 | 4 |
1.9%
|
|
| 21 | 1 |
0.5%
|
|
| 25 | 2 |
0.9%
|
|
| 28 | 1 |
0.5%
|
|
| 30 | 6 |
2.8%
|
|
| 32 | 1 |
0.5%
|
|
| 33 | 1 |
0.5%
|
|
| 36 | 1 |
0.5%
|
|
| 40 | 1 |
0.5%
|
|
| 43 | 1 |
0.5%
|
|
| 53 | 1 |
0.5%
|
|
| 100 | 1 |
0.5%
|
|
| 120 | 1 |
0.5%
|
|
| 150 | 1 |
0.5%
|