Value | Category | Cases | |
---|---|---|---|
1 | NO DIFFICULTY | 4837 |
97.1%
|
2 | SOME DIFFICULTY | 79 |
1.6%
|
3 | A LOT OF DIFFICULTY | 15 |
0.3%
|
4 | CANNOT SEE AT ALL | 3 |
0.1%
|
Sysmiss | 49 |
1%
|