condition mean min max 4 h after light 173.6586495 161.742359 185.57494 8 h after light 186.8474415 183.616672 190.078211 12 h after light 185.9072865 184.449796 187.364777 4 h after dark 208.0258825 190.126655 225.92511 8 h after dark 175.7819825 158.796522 192.767443 12 h after dark 159.924192 159.924192 159.924192