| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.6%
|
| 0 | 145 |
89.5%
|
|
| 5 | 2 |
1.2%
|
|
| 10 | 3 |
1.9%
|
|
| 20 | 2 |
1.2%
|
|
| 25 | 2 |
1.2%
|
|
| 30 | 1 |
0.6%
|
|
| 40 | 1 |
0.6%
|
|
| 60 | 1 |
0.6%
|
|
| 80 | 1 |
0.6%
|
|
| 95 | 2 |
1.2%
|
|
| 100 | 1 |
0.6%
|