| Value | Category | Cases | |
|---|---|---|---|
| 2 | SOME DIFFICULTY | 131 |
1.7%
|
| 3 | A LOT OF DIFFICULTY | 11 |
0.1%
|
| 4 | CANNOT WALK 100 METERS AT ALL | 18 |
0.2%
|
| 9 | NO RESPONSE | 6 |
0.1%
|
| Sysmiss | 7462 |
97.8%
|