| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, no difficulty | 65959 |
96.7%
|
| 2 | Yes , some difficulty | 1466 |
2.1%
|
| 3 | Yes, a lot of difficulty | 450 |
0.7%
|
| 4 | Cannot do at all | 342 |
0.5%
|
| 9 | No Answer | 0 |
0%
|