Value | Category | Cases | |
---|---|---|---|
-9 | NIU (not in universe) | 2752 |
98.9%
|
1 | months | 2 |
0.1%
|
2 | years | 29 |
1%
|
98 | don't know | 0 |
0%
|
9999995 | missing:impute | 0 |
0%
|