condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.158002 0.0 0.316004 12 h after light 0.175306 0.0 0.350612 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.1727385 0.0 0.345477 12 h after dark 0.32787 0.0 0.65574