| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very difficult | 208 |
41%
|
| 2 | A little difficult | 105 |
20.7%
|
| 3 | Not difficult | 193 |
38.1%
|
| 7 | N/A | 1 |
0.2%
|
| 8 | DK | 0 |
0%
|
| Sysmiss | 5 |