| Value | Category | Cases | |
|---|---|---|---|
| -9 | NIU (not in universe) | 0 |
0%
|
| 0 | 323 |
79.8%
|
|
| 1 | 73 |
18%
|
|
| 2 | 6 |
1.5%
|
|
| 3 | 1 |
0.2%
|
|
| 8 | 2 |
0.5%
|
|
| 9999995 | missing:impute | 0 |
0%
|