Value | Category | Cases | |
---|---|---|---|
-9 | NIU (not in universe) | 149 |
5.3%
|
1 | easy to obtain method | 1870 |
66.3%
|
2 | hard to obtain method | 767 |
27.2%
|
8 | don't know/unsure | 36 |
1.3%
|
9999995 | missing:impute | 0 |
0%
|