Value | Category | Cases | |
---|---|---|---|
1 | No, no difficulty | 5466 |
93.6%
|
2 | Yes, some difficulty | 301 |
5.2%
|
3 | Yes, a lot of difficulty | 64 |
1.1%
|
4 | Yes, cannot see at all | 10 |
0.2%
|
Sysmiss | 755 |