| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 10675 |
14.3%
|
| 2 | Some difficulty | 2514 |
3.4%
|
| 3 | A lot of difficulty | 2442 |
3.3%
|
| 4 | Unable to do | 5985 |
8%
|
| 5 | Do not know | 50 |
0.1%
|
| 8 | Not applicable | 52562 |
70.6%
|
| 9 | Unspecified | 221 |
0.3%
|