| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO DIFFICULTY | 5371 |
63%
|
| 2 | SOME DIFFICULTY | 206 |
2.4%
|
| 3 | A LOT OF DIFFICULTY | 47 |
0.6%
|
| 4 | CANNOT WALK/ CLIMB STEPS AT ALL | 7 |
0.1%
|
| 9 | NO RESPONSE | 1 |
0%
|
| Sysmiss | 2889 |
33.9%
|