condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.1509605 0.12316 0.178761 8 h after light 0.184562 0.0 0.369124 4 h after dark 0.08926914999999999 0.0593563 0.119182 8 h after dark 0.090036 0.0 0.180072 12 h after dark 0.0295203 0.0 0.0590406