condition mean min max 4 h after light 340.3482505 317.702566 362.993935 8 h after light 191.6298145 131.220101 252.039528 12 h after light 188.997621 179.628891 198.366351 4 h after dark 236.43453449999998 151.59495 321.274119 8 h after dark 335.388719 269.237689 401.539749 12 h after dark 478.847441 478.847441 478.847441