Value | Category | Cases | |
---|---|---|---|
1 | NO DIFFICULTY | 7858 |
71.3%
|
2 | SOME DIFFICULTY | 1687 |
15.3%
|
3 | A LOT OF DIFFICULTY | 237 |
2.2%
|
4 | CANNOT SEE AT ALL | 5 |
0%
|
9 | NO RESPONSE | 1 |
0%
|
Sysmiss | 1229 |
11.2%
|