| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 144 |
91.7%
|
|
| 25 | 1 |
0.6%
|
|
| 50 | 3 |
1.9%
|
|
| 51 | 1 |
0.6%
|
|
| 61 | 1 |
0.6%
|
|
| 75 | 1 |
0.6%
|
|
| 90 | 1 |
0.6%
|
|
| 100 | 5 |
3.2%
|