condition mean min max 4 h after light 119.6620675 84.980816 154.343319 8 h after light 161.9443935 137.570324 186.318463 12 h after light 124.317059 112.365179 136.268939 4 h after dark 89.09222199999999 74.883558 103.300886 8 h after dark 85.798271 83.408283 88.188259 12 h after dark 69.297146 69.297146 69.297146