| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | None | 1369256 | 13692560 |
97.1%
|
| 2 | Some difficulty | 34223 | 342230 |
2.4%
|
| 3 | Major difficulty | 5810 | 58100 |
0.4%
|
| 4 | Fully disabled | 1571 | 15710 |
0.1%
|
| 9 | Not Stated | 0 | 0 |
0%
|
| Sysmiss | 144361 | 1443610 |