| Value | Category | Cases | |
|---|---|---|---|
| 1 | No – no difficulty | 3442 |
99.7%
|
| 2 | Yes – some difficulty | 9 |
0.3%
|
| 3 | Yes – a lot of difficulty | 1 |
0%
|
| 4 | Cannot do at all | 0 |
0%
|