Value | Category | Cases | |
---|---|---|---|
1 | NO DIFFICULTY | 1976 |
73.9%
|
2 | SOME DIFFICULTY | 245 |
9.2%
|
3 | A LOT OF DIFFICULTY | 20 |
0.7%
|
4 | CANNOT SEE AT ALL | 2 |
0.1%
|
Sysmiss | 430 |
16.1%
|