Value | Category | Cases | |
---|---|---|---|
-9 | Don't know | 49 |
0.3%
|
-8 | Refused | 1 |
0%
|
-5 | Not applicable | 0 |
0%
|
-3 | Missing | 123 |
0.7%
|
1 | Days | 37 |
0.2%
|
2 | Months | 72 |
0.4%
|
3 | Years | 183 |
1.1%
|
1980 | 1 |
0%
|
|
Sysmiss | 16406 |