Value | Category | Cases | |
---|---|---|---|
1 | No difficulties | 6555 |
92.4%
|
2 | Some difficulties | 462 |
6.5%
|
3 | A lot of difficulties | 51 |
0.7%
|
4 | Cannot do at all | 29 |
0.4%
|
Sysmiss | 18676 |