Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
2.9%
|
0 | 29 |
85.3%
|
|
5 | 2 |
5.9%
|
|
15 | 1 |
2.9%
|
|
20 | 1 |
2.9%
|
|
Sysmiss | 216 |