Value | Category | Cases | |
---|---|---|---|
-9 | NIU (not in universe) | 104 |
4.5%
|
1 | yes, more difficult | 915 |
39.6%
|
2 | no, not more difficult | 1247 |
54%
|
98 | don't know | 43 |
1.9%
|
9999995 | missing:impute | 0 |
0%
|
Sysmiss | 474 |