| Value | Category | Cases | |
|---|---|---|---|
| 1 | easily | 981 |
32.1%
|
| 2 | with some difficulty | 661 |
21.6%
|
| 3 | with lots of difficulty | 244 |
8%
|
| 4 | not at all | 1168 |
38.2%
|
| Missing value | 1 |
0%
|