Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 4 |
1.5%
|
0 | 260 |
95.9%
|
|
19 | 1 |
0.4%
|
|
20 | 1 |
0.4%
|
|
30 | 1 |
0.4%
|
|
50 | 1 |
0.4%
|
|
60 | 1 |
0.4%
|
|
67 | 1 |
0.4%
|
|
100 | 1 |
0.4%
|