| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO DIFFICULTY | 186 |
2.4%
|
| 2 | SOME DIFFICULTY | 15 |
0.2%
|
| 3 | A LOT OF DIFFICULTY | 6 |
0.1%
|
| 4 | CANNOT WALK 100 M AT ALL | 8 |
0.1%
|
| Sysmiss | 7609 |
97.3%
|