Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
0 | 169 |
97.7%
|
|
10 | 2 |
1.2%
|
|
15 | 1 |
0.6%
|
|
20 | 1 |
0.6%
|