| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 km | 9 |
0.2%
|
| 2 | (1-5) km | 20 |
0.5%
|
| 3 | More than 5 km | 41 |
1.1%
|
| 4 | Not applicable | 3669 |
98.1%
|