Value | Category | Cases | |
---|---|---|---|
1 | No-no difficulty | 61558 |
99.6%
|
2 | Yes-some difficulty | 89 |
0.1%
|
3 | Yes- a lot of difficulty | 82 |
0.1%
|
4 | can not do at all | 77 |
0.1%
|
Sysmiss | 8618 |