Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 68 |
4.1%
|
0 | 556 |
33.9%
|
|
1 | 758 |
46.2%
|
|
2 | 217 |
13.2%
|
|
3 | 27 |
1.6%
|
|
4 | 8 |
0.5%
|
|
5 | 3 |
0.2%
|
|
6 | 3 |
0.2%
|