condition mean min max 4 h after light 0.09126524999999999 0.0909104 0.0916201 8 h after light 0.08682355 0.0742306 0.0994165 12 h after light 0.0601275 0.0 0.120255 4 h after dark 0.0401929 0.0 0.0803858 8 h after dark 0.07906935000000001 0.0787197 0.079419 12 h after dark 0.0390939 0.0 0.0781878