Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 6 |
2%
|
0 | 287 |
96.3%
|
|
2 | 1 |
0.3%
|
|
6 | 1 |
0.3%
|
|
10 | 1 |
0.3%
|
|
20 | 2 |
0.7%
|
|
Sysmiss | 657 |