Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 30 |
5%
|
0 | 525 |
87.5%
|
|
5 | 8 |
1.3%
|
|
10 | 12 |
2%
|
|
15 | 1 |
0.2%
|
|
20 | 10 |
1.7%
|
|
25 | 4 |
0.7%
|
|
30 | 4 |
0.7%
|
|
40 | 4 |
0.7%
|
|
100 | 2 |
0.3%
|