| Value | Category | Cases | |
|---|---|---|---|
| 2 | SOME DIFFICULTY | 89 |
90.8%
|
| 3 | A LOT OF DIFFICULTY | 8 |
8.2%
|
| 4 | CANNOT WALK 500 M/Y AT ALL | 1 |
1%
|
| 9 | NO RESPONSE | 0 |
0%
|
| Sysmiss | 15515 |