| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 53085 |
74.6%
|
| 2 | Some difficulty | 2770 |
3.9%
|
| 3 | A lot of difficulty | 2629 |
3.7%
|
| 4 | Unable to do | 4898 |
6.9%
|
| 5 | Do not know | 63 |
0.1%
|
| 8 | Not applicable | 6723 |
9.5%
|
| 9 | Unspecified | 969 |
1.4%
|