| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
4%
|
| 0 | 20 |
13.2%
|
|
| 1 | 21 |
13.9%
|
|
| 2 | 21 |
13.9%
|
|
| 3 | 8 |
5.3%
|
|
| 4 | 10 |
6.6%
|
|
| 5 | 6 |
4%
|
|
| 6 | 6 |
4%
|
|
| 7 | 4 |
2.6%
|
|
| 8 | 1 |
0.7%
|
|
| 9 | 2 |
1.3%
|
|
| 10 | 9 |
6%
|
|
| 12 | 1 |
0.7%
|
|
| 15 | 4 |
2.6%
|
|
| 20 | 4 |
2.6%
|
|
| 23 | 2 |
1.3%
|
|
| 24 | 1 |
0.7%
|
|
| 27 | 2 |
1.3%
|
|
| 29 | 1 |
0.7%
|
|
| 30 | 5 |
3.3%
|
|
| 31 | 1 |
0.7%
|
|
| 35 | 1 |
0.7%
|
|
| 40 | 3 |
2%
|
|
| 44 | 1 |
0.7%
|
|
| 50 | 1 |
0.7%
|
|
| 51 | 1 |
0.7%
|
|
| 60 | 2 |
1.3%
|
|
| 65 | 2 |
1.3%
|
|
| 71 | 1 |
0.7%
|
|
| 90 | 1 |
0.7%
|
|
| 103 | 1 |
0.7%
|
|
| 141 | 1 |
0.7%
|
|
| 330 | 1 |
0.7%
|