Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
0 | 450 |
44.1%
|
|
1 | 360 |
35.3%
|
|
2 | 159 |
15.6%
|
|
3 | 33 |
3.2%
|
|
4 | 11 |
1.1%
|
|
5 | 3 |
0.3%
|
|
6 | 1 |
0.1%
|
|
7 | 2 |
0.2%
|
|
15 | 1 |
0.1%
|