| Value | Category | Cases | |
|---|---|---|---|
| 1 | No ,no difficult | 39106 |
97.9%
|
| 2 | yes some difficult | 618 |
1.5%
|
| 3 | Yes alot of difficult | 186 |
0.5%
|
| 4 | Cannot Walk it at all | 40 |
0.1%
|
| Sysmiss | 7119 |