condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.04400066666666667 0.0 0.264004 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0