| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 132 |
84.6%
|
|
| 10 | 7 |
4.5%
|
|
| 14 | 1 |
0.6%
|
|
| 15 | 1 |
0.6%
|
|
| 20 | 8 |
5.1%
|
|
| 30 | 3 |
1.9%
|
|
| 50 | 2 |
1.3%
|
|
| 60 | 1 |
0.6%
|
|
| 70 | 1 |
0.6%
|