| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.2%
|
| 1 | Very easy | 35 |
2.9%
|
| 2 | Easy | 139 |
11.6%
|
| 3 | Difficult | 495 |
41.3%
|
| 4 | Very difficult | 383 |
31.9%
|
| 7 | Don’'t have to pay taxes | 33 |
2.8%
|
| 9 | Don't Know | 113 |
9.4%
|
| 98 | Refused | 0 |
0%
|