| Value | Category | Cases | |
|---|---|---|---|
| -9 | NIU (not in universe) | 36 |
14.8%
|
| 0 | 121 |
49.6%
|
|
| 1 | 48 |
19.7%
|
|
| 2 | 29 |
11.9%
|
|
| 3 | 5 |
2%
|
|
| 4 | 3 |
1.2%
|
|
| 5 | 1 |
0.4%
|
|
| 8 | 1 |
0.4%
|
|
| 9999995 | missing:impute | 0 |
0%
|