| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 17606 |
23.6%
|
| 2 | Some difficulty | 805 |
1.1%
|
| 3 | A lot of difficulty | 759 |
1%
|
| 4 | Unable to do | 2458 |
3.3%
|
| 5 | Do not know | 18 |
0%
|
| 8 | Not applicable | 52562 |
70.6%
|
| 9 | Unspecified | 241 |
0.3%
|