Value | Category | Cases | |
---|---|---|---|
-99 | Don't know | 0 |
0%
|
-9 | Don't know (spontaneous) | 1 |
0.5%
|
-7 | 9 |
4.5%
|
|
1 | Yes | 36 |
18.1%
|
2 | No | 153 |
76.9%
|
Sysmiss | 146 |