Value | Category | Cases | |
---|---|---|---|
1 | No difficulty | 165407 |
99.2%
|
2 | Yes, some difficulty | 802 |
0.5%
|
3 | Yes, a lot of difficulty | 318 |
0.2%
|
4 | Cannot do at all | 224 |
0.1%
|
Sysmiss | 21749 |