condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.04853266666666667 0.0 0.145598 12 h after light 0.03391466666666667 0.0 0.101744 4 h after dark 0.0 0.0 0.0 8 h after dark 0.089169 0.0 0.267507 12 h after dark 0.0 0.0 0.0