Value | Category | Cases | |
---|---|---|---|
1 | No-no difficulty | 70343 |
99.5%
|
2 | Yes-some difficulty | 176 |
0.2%
|
3 | Yes- a lot of difficulty | 135 |
0.2%
|
4 | can not do at all | 74 |
0.1%
|
Sysmiss | 11050 |