Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 7 |
4.6%
|
0 | 63 |
41.7%
|
|
20 | 1 |
0.7%
|
|
30 | 1 |
0.7%
|
|
NA | 79 |
52.3%
|