| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 51794 |
75.1%
|
| 2 | Some difficulty | 4202 |
6.1%
|
| 3 | A lot of difficulty | 2704 |
3.9%
|
| 4 | Unable to do | 3740 |
5.4%
|
| 5 | DO NOT KNOW | 72 |
0.1%
|
| 8 | Not applicable | 6448 |
9.3%
|
| 9 | Unspecified | 26 |
0%
|