| Value | Category | Cases | |
|---|---|---|---|
| 1 | feet | 1476 |
37.4%
|
| 2 | meters | 918 |
23.3%
|
| 3 | miles | 81 |
2.1%
|
| 4 | kilometers | 1471 |
37.3%
|
| 77 | refuse | 0 |
0%
|
| 88 | dont know | 0 |
0%
|
| 99 | missing | 0 |
0%
|
| Sysmiss | 1024 |