| Value | Category | Cases | |
|---|---|---|---|
| -9 | NIU (not in universe) | 641 |
98%
|
| 5 | 3 |
0.5%
|
|
| 10 | 1 |
0.2%
|
|
| 15 | 2 |
0.3%
|
|
| 20 | 2 |
0.3%
|
|
| 30 | 5 |
0.8%
|
|
| 9999995 | missing:impute | 0 |
0%
|