| Value | Category | Cases | |
|---|---|---|---|
| 1 | 19 |
1.6%
|
|
| 2 | 1-2 hours | 488 |
41.9%
|
| 3 | 3-4 hours | 57 |
4.9%
|
| 4 | 5-6 hours | 1 |
0.1%
|
| 5 | 6 hour or more | 3 |
0.3%
|
| 6 | Less than an hour | 598 |
51.3%
|