| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 15 minutes | 1426 |
11.4%
|
| 2 | Between 15 and 30 minutes | 2715 |
21.8%
|
| 3 | Between 31 and 60 minutes | 3708 |
29.7%
|
| 4 | More than 60 minutes | 4431 |
35.5%
|
| 5 | Don?t know | 200 |
1.6%
|