condition mean min max 3 h after light 0.541504 0.258069 0.810956 6 h after light 1.1899076666666666 0.767683 1.51766 9 h after light 2.18507 1.72667 2.71777 12 h after light 2.3941155 0.841632 4.08746 3 h after dark 2.7474966666666667 2.29638 3.54523 6 h after dark 2.31983 2.09105 2.70415 9 h after dark 1.7870166666666667 1.3494 2.30051 12 h after dark 0.6952039999999999 0.563427 0.826981