| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 15 minutes | 1266 |
10.1%
|
| 2 | Between 15 and 30 minutes | 2465 |
19.8%
|
| 3 | Between 31 and 60 minutes | 3675 |
29.4%
|
| 4 | More than 60 minutes | 4994 |
40%
|
| 5 | Don?t know | 80 |
0.6%
|