| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 15 minutes | 3967 |
31.8%
|
| 2 | Between 15 and 30 minutes | 5153 |
41.3%
|
| 3 | Between 31 and 60 minutes | 2657 |
21.3%
|
| 4 | More than 60 minutes | 624 |
5%
|
| 5 | Don?t know | 79 |
0.6%
|