Value | Category | Cases | |
---|---|---|---|
1 | No difficulty | 25423 |
71.3%
|
2 | Some difficulty | 8548 |
24%
|
3 | A lot of difficulty | 1622 |
4.5%
|
4 | Cannot see at all | 49 |
0.1%
|
8 | Don't know | 17 |
0%
|
9 | No response | 11 |
0%
|
Sysmiss | 294357 |