Value | Category | Cases | |
---|---|---|---|
1 | NO DIFFICULTY | 73850 |
92.7%
|
2 | SOME DIFFICULTY | 4663 |
5.9%
|
3 | A LOT OF DIFFICULTY | 972 |
1.2%
|
4 | CANNOT SEE AT ALL | 116 |
0.1%
|
8 | DON'T KNOW | 87 |
0.1%
|
9 | No Response | 16 |
0%
|
Sysmiss | 88884 |