| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.2%
|
| 1 | Very easy | 47 |
4%
|
| 2 | Easy | 155 |
13.1%
|
| 3 | Difficult | 438 |
37.1%
|
| 4 | Very difficult | 372 |
31.5%
|
| 7 | Don’'t have to pay taxes | 48 |
4.1%
|
| 9 | Don't Know | 120 |
10.2%
|
| 98 | Refused | 0 |
0%
|