| Value | Category | Cases | |
|---|---|---|---|
| 1 | No -no difficulty | 21429 |
96.7%
|
| 2 | Yes –some difficulty | 598 |
2.7%
|
| 3 | Yes – a lot of difficulty | 103 |
0.5%
|
| 4 | Cannot do at all | 36 |
0.2%
|
| 5 | Don't Know | 0 |
0%
|