condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.55539 0.0 2.07945 10 h after light 0.39490333333333333 0.0 2.36942 14 h after light 0.24169166666666667 0.0 1.45015 18 h after light 0.699585 0.0 3.19045 2 h after dark 0.0 0.0 0.0