| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 922 |
92.2%
|
| 2 | Some difficulty | 4 |
0.4%
|
| 3 | A lot of difficulty | 2 |
0.2%
|
| 4 | Cannot do at all/unable to do | 0 |
0%
|
| 5 | DO NOT KNOW | 0 |
0%
|
| 8 | Not applicable | 72 |
7.2%
|