Value | Category | Cases | |
---|---|---|---|
-9 | NIU (not in universe) | 1094 |
38.8%
|
1 | easy to use method | 333 |
11.8%
|
2 | hard to use method | 1386 |
49.1%
|
98 | don't know | 9 |
0.3%
|
9999995 | missing:impute | 0 |
0%
|