Value | Category | Cases | |
---|---|---|---|
-9 | NIU (not in universe) | 149 |
5.3%
|
1 | easy to use method | 1110 |
39.3%
|
2 | hard to use method | 1508 |
53.4%
|
98 | don't know | 55 |
1.9%
|
9999995 | missing:impute | 0 |
0%
|