| Value | Category | Cases | |
|---|---|---|---|
| . | 1783 |
20.5%
|
|
| Don't know | 4 |
0%
|
|
| Easily | 4922 |
56.7%
|
|
| Not at all | 950 |
10.9%
|
|
| With a little difficulty | 516 |
5.9%
|
|
| With a lot of difficulty | 508 |
5.9%
|