| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very difficult | 58 |
5.9%
|
| 2 | Somewhat difficult | 144 |
14.7%
|
| 3 | Not difficult at all | 780 |
79.4%
|
| 4 | (DK) | 0 |
0%
|
| 5 | (ref) | 0 |
0%
|
| Sysmiss | 18 |