condition mean min max 2 h after light 0.68106 0.0 4.08636 6 h after light 1.7624116666666667 0.0 6.59868 10 h after light 1.25314 0.0 7.51884 14 h after light 0.0 0.0 0.0 18 h after light 0.745155 0.0 4.47093 2 h after dark 0.0 0.0 0.0