| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 15min | 2350 |
56.7%
|
| 2 | 15min-30min | 734 |
17.7%
|
| 3 | 30min-60min | 596 |
14.4%
|
| 4 | 1hour-2hours | 391 |
9.4%
|
| 5 | Over 2 hours | 71 |
1.7%
|