Value | Category | Cases | |
---|---|---|---|
1 | NO DIFFICULTY | 615 |
56.1%
|
2 | SOME DIFFICULTY | 27 |
2.5%
|
3 | A LOT OF DIFFICULTY | 3 |
0.3%
|
4 | CANNOT SEE AT ALL | 1 |
0.1%
|
9 | NO RESPONSE | 1 |
0.1%
|
Sysmiss | 449 |
41%
|