Value | Category | Cases | |
---|---|---|---|
1 | NO DIFFICULTY | 10170 |
69.6%
|
2 | SOME DIFFICULTY | 2088 |
14.3%
|
3 | A LOT OF DIFFICULTY | 259 |
1.8%
|
4 | CANNOT SEE AT ALL | 1 |
0%
|
9 | NO RESPONSE | 10 |
0.1%
|
Sysmiss | 2081 |
14.2%
|