Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 7 |
0.6%
|
0 | 942 |
85.9%
|
|
1 | 119 |
10.9%
|
|
2 | 19 |
1.7%
|
|
3 | 5 |
0.5%
|
|
4 | 4 |
0.4%
|