| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
0.1%
|
| 0 | 2029 |
80%
|
|
| 1 | 425 |
16.8%
|
|
| 2 | 72 |
2.8%
|
|
| 3 | 6 |
0.2%
|
|
| 5 | 1 |
0%
|