| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1-9 hours | 104 |
51.7%
|
| 2 | 10-19 hours | 26 |
12.9%
|
| 3 | 20-34 hours | 20 |
10%
|
| 4 | 35-45 hours | 38 |
18.9%
|
| 5 | 46 hours or more | 13 |
6.5%
|