Value | Category | Cases | |
---|---|---|---|
1 | NO DIFFICULTY | 3649 |
57.1%
|
2 | SOME DIFFICULTY | 50 |
0.8%
|
3 | A LOT OF DIFFICULTY | 6 |
0.1%
|
4 | CANNOT SEE AT ALL | 3 |
0%
|
9 | NO RESPONSE | 8 |
0.1%
|
Sysmiss | 2678 |
41.9%
|