condition mean min max 0 h after light 0.576671 0.494793 0.658549 4 h after light 0.205619 0.167753 0.243485 8 h after light 0.37001799999999996 0.251386 0.48865 4 h after dark 0.5670495 0.565931 0.568168 8 h after dark 0.366539 0.324294 0.408784 12 h after dark 0.36545950000000005 0.328832 0.402087