condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.31284283333333335 0.0 0.99432 10 h after light 0.339585 0.0 2.03751 14 h after light 0.0 0.0 0.0 18 h after light 0.2527783333333333 0.0 1.51667 2 h after dark 0.22612166666666667 0.0 1.35673