condition mean min max 1 h after light 0.0 0.0 0.0 3 h after light 0.0 0.0 0.0 5 h after light 0.0 0.0 0.0 7 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 11 h after light 0.0 0.0 0.0 1 h after dark 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 5 h after dark 0.0 0.0 0.0 7 h after dark 0.0 0.0 0.0 9 h after dark 0.08834174033333335 0.0 0.26502522100000003 11 h after dark 0.0 0.0 0.0