Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 7 |
3.9%
|
0 | 168 |
92.8%
|
|
20 | 2 |
1.1%
|
|
25 | 1 |
0.6%
|
|
50 | 1 |
0.6%
|
|
55 | 1 |
0.6%
|
|
80 | 1 |
0.6%
|
|
Sysmiss | 178 |