| Frequency | Percentage | Cumulative percentage |
Within 1 km | 140 | 63.6 | 63.6 |
1 - 2 km | 15 | 6.8 | 70.5 |
3 - 4 km | 45 | 20.5 | 90.9 |
5 km and above | 20 | 9.1 | 100.0 |
In total | 220 | 100.0 |
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