| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 31089 |
90.4%
|
| 2 | Yes, some difficulty | 2770 |
8.1%
|
| 3 | Yes, a lot of difficulty | 506 |
1.5%
|
| 4 | Yes, Cannot do at all | 38 |
0.1%
|
| 98 | Dont know | 1 |
0%
|