Value | Category | Cases | |
---|---|---|---|
1 | Very difficult | 37867 |
29.5%
|
2 | Somewhat difficult | 41845 |
32.6%
|
3 | Not difficult at all | 47571 |
37.1%
|
4 | (DK) | 842 |
0.7%
|
5 | (ref) | 163 |
0.1%
|
Sysmiss | 15599 |