| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 5 minutes | 2772 |
27.8%
|
| 2 | 5 to 15 minutes | 5582 |
55.9%
|
| 3 | From 16 to 30 minutes | 1345 |
13.5%
|
| 4 | More than 30 minutes | 280 |
2.8%
|