| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, no difficulty | 2826 |
94.2%
|
| 2 | Yes, some difficulty | 152 |
5.1%
|
| 3 | Yes, a lot of difficulty | 21 |
0.7%
|
| 4 | Cannot do at all | 0 |
0%
|