| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very difficult | 51 |
4.3%
|
| 2 | Difficult | 193 |
16.4%
|
| 3 | Neither difficult nor easy | 81 |
6.9%
|
| 4 | Easy | 808 |
68.5%
|
| 5 | Very easy | 27 |
2.3%
|
| 6 | Don't know | 1 |
0.1%
|
| 7 | Refused | 0 |
0%
|
| 8 | Data not entered | 18 |
1.5%
|
| Sysmiss | 24 |