condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 1.700975 0.0 3.40195 12 h after light 3.3554649999999997 2.05751 4.65342 4 h after dark 3.418825 2.71154 4.12611 8 h after dark 0.0 0.0 0.0 12 h after dark 1.23204 1.12632 1.33776