| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 hour | 125 |
3.8%
|
| 2 | 2 hours | 441 |
13.3%
|
| 3 | 3 hours | 1483 |
44.6%
|
| 4 | 4+ hours | 1278 |
38.4%
|