| Value | Category | Cases | |
|---|---|---|---|
| 1 | less than 0.5 km | 535 |
60.7%
|
| 2 | 0.5 to 1 km | 230 |
26.1%
|
| 3 | 1 to 2 km | 89 |
10.1%
|
| 4 | 2 to 5 km | 25 |
2.8%
|
| 5 | 5 km or more | 2 |
0.2%
|