Value | Category | Cases | |
---|---|---|---|
-9 | NIU (not in universe) | 302 |
10.7%
|
1 | easy to use method | 751 |
26.6%
|
2 | hard to use method | 1764 |
62.5%
|
98 | don't know | 5 |
0.2%
|
9999995 | missing:impute | 0 |
0%
|