Value | Category | Cases | |
---|---|---|---|
1 | NO DIFFICULTY | 4083 |
62.1%
|
2 | SOME DIFFICULTY | 1119 |
17%
|
3 | A LOT OF DIFFICULTY | 81 |
1.2%
|
4 | CANNOT SEE AT ALL | 2 |
0%
|
9 | NO RESPONSE | 5 |
0.1%
|
Sysmiss | 1286 |
19.6%
|