| Value | Category | Cases | |
|---|---|---|---|
| 0 | next to home | 2 |
0.4%
|
| 1 | feet | 285 |
63.8%
|
| 2 | meters | 112 |
25.1%
|
| 3 | miles | 4 |
0.9%
|
| 4 | kilometers | 44 |
9.8%
|
| 77 | refuse | 0 |
0%
|
| 88 | don't know | 0 |
0%
|
| 99 | missing | 0 |
0%
|
| Sysmiss | 4523 |