| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 57549 |
94.5%
|
| 2 | Some difficulty | 637 |
1%
|
| 3 | A lot of difficulty | 212 |
0.3%
|
| 4 | Cannot do at all | 110 |
0.2%
|
| 5 | Not applicable | 2381 |
3.9%
|