| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 13374 |
14.3%
|
| 2 | Some difficulty | 3709 |
4%
|
| 3 | A lot of difficulty | 2720 |
2.9%
|
| 4 | Unable to do | 6694 |
7.1%
|
| 5 | Do not know | 80 |
0.1%
|
| 8 | Not applicable | 65295 |
69.6%
|
| 9 | Unspecified | 1877 |
2%
|