| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very difficult | 423 |
45.8%
|
| 2 | Somewhat difficult | 334 |
36.2%
|
| 3 | Not difficult at all | 166 |
18%
|
| 4 | Don't know | 0 |
0%
|
| 5 | Refused | 0 |
0%
|
| Sysmiss | 77 |