| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 335711 |
99.2%
|
| 2 | Yes, some difficulty | 1834 |
0.5%
|
| 3 | Yes, a lot of difficulty | 571 |
0.2%
|
| 4 | Cannot do at all | 288 |
0.1%
|