| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 15 minutes | 2281 |
18.3%
|
| 2 | Between 15 and 30 minutes | 2310 |
18.5%
|
| 3 | Between 31 and 60 minutes | 1748 |
14%
|
| 4 | More than 60 minutes | 2405 |
19.3%
|
| 5 | Don?t know | 3736 |
29.9%
|