| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 10 hours | 1084 |
84.1%
|
| 2 | 10-19 hours | 132 |
10.2%
|
| 3 | 20-34 hours | 51 |
4%
|
| 4 | 35-45 hours | 7 |
0.5%
|
| 5 | 46 hours or more | 15 |
1.2%
|