Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.2%
|
1 | 132 |
21.6%
|
|
2 | 181 |
29.6%
|
|
3 | 156 |
25.5%
|
|
4 | 142 |
23.2%
|