Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 7 |
1.5%
|
0 | 456 |
95%
|
|
5 | 3 |
0.6%
|
|
10 | 4 |
0.8%
|
|
15 | 1 |
0.2%
|
|
20 | 4 |
0.8%
|
|
30 | 3 |
0.6%
|
|
35 | 1 |
0.2%
|
|
50 | 1 |
0.2%
|