| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 5 | 40 |
26.7%
|
|
| 6 | 20 |
13.3%
|
|
| 7 | 7 |
4.7%
|
|
| 8 | 11 |
7.3%
|
|
| 9 | 5 |
3.3%
|
|
| 10 | 7 |
4.7%
|
|
| 11 | 7 |
4.7%
|
|
| 12 | 6 |
4%
|
|
| 13 | 4 |
2.7%
|
|
| 14 | 1 |
0.7%
|
|
| 15 | 6 |
4%
|
|
| 16 | 2 |
1.3%
|
|
| 17 | 2 |
1.3%
|
|
| 18 | 3 |
2%
|
|
| 20 | 4 |
2.7%
|
|
| 22 | 3 |
2%
|
|
| 23 | 2 |
1.3%
|
|
| 25 | 3 |
2%
|
|
| 30 | 3 |
2%
|
|
| 33 | 1 |
0.7%
|
|
| 35 | 3 |
2%
|
|
| 40 | 1 |
0.7%
|
|
| 50 | 2 |
1.3%
|
|
| 65 | 1 |
0.7%
|
|
| 80 | 1 |
0.7%
|
|
| 82 | 1 |
0.7%
|
|
| 94 | 1 |
0.7%
|
|
| 96 | 1 |
0.7%
|
|
| 110 | 1 |
0.7%
|
|
| 120 | 1 |
0.7%
|