Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 5 |
1.4%
|
0 | 353 |
97%
|
|
20 | 2 |
0.5%
|
|
30 | 1 |
0.3%
|
|
50 | 1 |
0.3%
|
|
60 | 2 |
0.5%
|