| Value | Category | Cases | |
|---|---|---|---|
| -9 | NIU (not in universe) | 577 |
88.2%
|
| 1 | yes | 67 |
10.2%
|
| 2 | no | 10 |
1.5%
|
| 9999995 | missing:impute | 0 |
0%
|