| Value | Category | Cases | |
|---|---|---|---|
| 1 | 19 |
1.6%
|
|
| 2 | 1 hour | 445 |
38.2%
|
| 3 | 2 hours | 171 |
14.7%
|
| 4 | 2.5 hours | 24 |
2.1%
|
| 5 | 3 hours | 24 |
2.1%
|
| 6 | 30 minutes | 468 |
40.1%
|
| 7 | More than 3 hours | 15 |
1.3%
|