Value | Category | Cases | |
---|---|---|---|
1 | No difficulty | 1520 |
97.4%
|
2 | Some difficulty | 30 |
1.9%
|
3 | A lot of difficulty | 8 |
0.5%
|
4 | Cannot do at all | 2 |
0.1%
|
Sysmiss | 24213 |