Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
0 | 148 |
95.5%
|
|
10 | 2 |
1.3%
|
|
20 | 4 |
2.6%
|
|
30 | 1 |
0.6%
|