| Value | Category | Cases | |
|---|---|---|---|
| 1 | 15-30 minutes | 213 |
32.8%
|
| 2 | 30-45 minutes | 50 |
7.7%
|
| 3 | 45-60 minutes | 26 |
4%
|
| 4 | Less than 15 minutes | 323 |
49.8%
|
| 5 | More than one hour | 37 |
5.7%
|