| Value | Category | Cases | |
|---|---|---|---|
| 1 | With great difficulty | 1667 |
44.7%
|
| 2 | With difficulty | 673 |
18.1%
|
| 3 | With some difficulty | 426 |
11.4%
|
| 4 | Fairly easily | 415 |
11.1%
|
| 5 | Easily | 219 |
5.9%
|
| 6 | Very easily | 326 |
8.7%
|
| Sysmiss | 1828 |