Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 8 |
1.3%
|
0 | 191 |
31.2%
|
|
1 | 252 |
41.2%
|
|
2 | 113 |
18.5%
|
|
3 | 33 |
5.4%
|
|
4 | 15 |
2.5%
|