departure time hours | quality score | departure time hours | quality score |
[0 - 2) | 3 | [12 - 14) | 10 |
[2 - 4) | 3 | [14 - 16) | 15 |
[4 - 6) | 5 | [16 - 18) | 30 |
[6 - 8) | 5 | [18 - 20) | 15 |
[8 - 10) | 30 | [20 - 22) | 10 |
[10 - 12) | 15 | [22 - 24) | 5 |