| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 15 minutes | 1867 |
15%
|
| 2 | Between 15 and 30 minutes | 2353 |
18.9%
|
| 3 | Between 31 and 60 minutes | 1890 |
15.1%
|
| 4 | More than 60 minutes | 3146 |
25.2%
|
| 5 | Don?t know | 3224 |
25.8%
|