condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.8254266666666666 0.0 3.7178 10 h after light 1.4804249999999999 0.0 7.7559 14 h after light 0.221625 0.0 1.32975 18 h after light 0.42743783333333335 0.0 1.57214 2 h after dark 1.561015 0.0 6.44775