| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 13881 |
19.1%
|
| 2 | Some difficulty | 2364 |
3.3%
|
| 3 | A lot of difficulty | 1646 |
2.3%
|
| 4 | Unable to do | 2695 |
3.7%
|
| 5 | Do not know | 24 |
0%
|
| 8 | Not applicable | 51270 |
70.6%
|
| 9 | Unspecified | 722 |
1%
|