| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 2 |
0.1%
|
| 1 | Yes | 66 |
2%
|
| 2 | Never Walks | 45 |
1.4%
|
| 8 | Dont Know | 0 |
0%
|
| 9 | NA | 3160 |
96.5%
|
| Sysmiss | 2618 |