condition mean min max 0 h after light 3.124325 2.63528 3.61337 2 h after light 1.49308 1.31998 1.66618 4 h after light 1.33609 1.30518 1.367 8 h after light 4.79011 4.40929 5.17093 12 h after light 9.941939999999999 9.75118 10.1327 2 h after dark 4.552805 2.7559 6.34971 4 h after dark 4.23413 2.89277 5.57549 8 h after dark 3.756735 2.69294 4.82053 12 h after dark 2.768615 2.56133 2.9759