| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 30 minutes | 10650 |
51.2%
|
| 2 | 31-60 minutes | 6391 |
30.7%
|
| 3 | 61-120 minutes | 726 |
3.5%
|
| 4 | More than 2 hours | 136 |
0.7%
|
| 8 | Not applicable | 2885 |
13.9%
|