condition mean min max 0 h after light 9.794374999999999 9.15785 10.4309 4 h after light 10.38619 9.52388 11.2485 8 h after light 6.979765 6.51272 7.44681 4 h after dark 10.002715 8.37813 11.6273 8 h after dark 11.9048 10.4659 13.3437 12 h after dark 11.15935 10.417 11.9017