| Value | Category | Cases | |
|---|---|---|---|
| 2 | SOME DIFFICULTY | 80 |
83.3%
|
| 3 | A LOT OF DIFFICULTY | 8 |
8.3%
|
| 4 | CANNOT WALK AT ALL | 7 |
7.3%
|
| 9 | NO RESPONSE | 1 |
1%
|
| Sysmiss | 6173 |