Value | Category | Cases | |
---|---|---|---|
0 | none | 2700 |
34.4%
|
1 | no difficulty at all | 1681 |
21.4%
|
2 | some difficulties | 3017 |
38.4%
|
3 | a lot of difficulties | 385 |
4.9%
|
4 | cannot do at all | 70 |
0.9%
|
Sysmiss | 95399 |