|
| Number | Percent |
| 10 hours | 8 | 36 |
| 14 hours | 02 | 9 |
| 16 hours | 02 | 9 |
| 18 hours | 04 | 18 |
| 24 hours | 02 | 9 |
| 45 hours | 01 | 5 |
| 48 hours | 03 | 14 |
| Total | 22 | 100 |