| Value | Category | Cases | |
|---|---|---|---|
| -9 | NIU (not in universe) | 862 |
52.3%
|
| 0 | 17 |
1%
|
|
| 1 | 161 |
9.8%
|
|
| 2 | 160 |
9.7%
|
|
| 3 | 128 |
7.8%
|
|
| 4 | 88 |
5.3%
|
|
| 5 | 60 |
3.6%
|
|
| 6 | 74 |
4.5%
|
|
| 7 | 56 |
3.4%
|
|
| 8 | 38 |
2.3%
|
|
| 9999995 | missing:impute | 3 |
0.2%
|