| Value | Category | Cases | |
|---|---|---|---|
| 1 | 255 |
21.9%
|
|
| 2 | 1-2 hours | 358 |
30.7%
|
| 3 | 3-4 hours | 22 |
1.9%
|
| 4 | Less than an hour | 531 |
45.5%
|