Value | Category | Cases | |
---|---|---|---|
-99 | Don't know | 1 |
0.2%
|
-77 | 1 |
0.2%
|
|
-9 | Don't know (spontaneous) | 8 |
1.9%
|
-7 | Does not apply | 0 |
0%
|
1 | Yes | 38 |
9.1%
|
2 | No | 371 |
88.5%
|
Sysmiss | 341 |