| Frequency | Percentage | Cumulative percentage |
Free | 90 | 40.9 | 40.9 |
Below 50 RMB | 60 | 27.3 | 68.2 |
50 - 100 RMB | 55 | 25.0 | 93.2 |
100 - 150 RMB | 10 | 4.5 | 97.7 |
Above 150 RMB | 5 | 2.3 | 100.0 |
In total | 220 | 100.0 |
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