| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very difficult | 450 |
47.6%
|
| 2 | Somewhat difficult | 345 |
36.5%
|
| 3 | Not difficult at all | 150 |
15.9%
|
| 4 | (DK) | 0 |
0%
|
| 5 | (ref) | 0 |
0%
|
| Sysmiss | 55 |