condition mean min max 0 h after light 68.5661 64.7651 72.3671 4 h after light 9.23443 8.68766 9.7812 8 h after light 4.36168 3.47288 5.25048 4 h after dark 59.093900000000005 50.0948 68.093 8 h after dark 56.9634 53.1792 60.7476 12 h after dark 64.18375 53.9333 74.4342