Value | Category | Cases | |
---|---|---|---|
1 | Very easy | 974 |
44.3%
|
2 | Easy | 809 |
36.8%
|
3 | Difficult | 319 |
14.5%
|
4 | Very difficult | 47 |
2.1%
|
9 | Don't know | 49 |
2.2%
|