| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 88519 |
94.4%
|
| 2 | Some difficulty | 1036 |
1.1%
|
| 3 | A lot of difficulty | 406 |
0.4%
|
| 4 | Unable to do | 565 |
0.6%
|
| 5 | Do not know | 24 |
0%
|
| 6 | Cannot yet be determined | 2646 |
2.8%
|
| 9 | Unspecified | 553 |
0.6%
|