| Value | Category | Cases | |
|---|---|---|---|
| 1 | less than 0.5 km | 403 |
55.2%
|
| 2 | 0.5 to 1 km | 221 |
30.3%
|
| 3 | 1 to 2 km | 83 |
11.4%
|
| 4 | 2 to 5 km | 21 |
2.9%
|
| 5 | 5 km or more | 2 |
0.3%
|