| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 90415 |
96.4%
|
| 2 | Some difficulty | 1710 |
1.8%
|
| 3 | A lot of difficulty | 313 |
0.3%
|
| 4 | Unable to do | 155 |
0.2%
|
| 5 | Do not know | 10 |
0%
|
| 6 | Cannot yet be determined | 677 |
0.7%
|
| 9 | Unspecified | 469 |
0.5%
|