Value | Category | Cases | |
---|---|---|---|
1 | No, no difficulty | 1568 |
98.1%
|
2 | Yes, some difficulty | 20 |
1.3%
|
3 | Yes, a lot of difficulty | 8 |
0.5%
|
4 | Cannot do at all | 2 |
0.1%
|
Sysmiss | 147 |