| Value | Category | Cases | |
|---|---|---|---|
| 1 | easily | 1395 |
45.7%
|
| 2 | with some difficulty | 529 |
17.3%
|
| 3 | with lots of difficulty | 192 |
6.3%
|
| 4 | not at all | 938 |
30.7%
|
| Missing value | 1 |
0%
|