condition mean min max 4 h after light 0.9046005 0.553131 1.25607 8 h after light 1.38334 1.13227 1.63441 12 h after light 3.1328500000000004 2.93691 3.32879 4 h after dark 1.15855 1.08146 1.26145 8 h after dark 0.991433 0.855366 1.12111 12 h after dark 0.9866606666666666 0.895734 1.11099