condition mean min max 4 h after light 0.0466029 0.0 0.0932058 8 h after light 0.0442906 0.0393439 0.0492373 12 h after light 0.041437299999999996 0.0254964 0.0573782 4 h after dark 0.0937807 0.0404961 0.138816 8 h after dark 0.0920164 0.0480447 0.143935 12 h after dark 0.254963 0.117395 0.499221