| Value | Category | Cases | |
|---|---|---|---|
| -9 | NIU (not in universe) | 642 |
98.2%
|
| 1 | yes | 9 |
1.4%
|
| 2 | no | 3 |
0.5%
|
| 9999995 | missing:impute | 0 |
0%
|