condition mean min max 4 h after light 152.3243905 150.867109 153.781672 8 h after light 155.5168195 152.098205 158.935434 12 h after light 121.0114605 101.367592 140.655329 4 h after dark 105.23786849999999 96.372059 114.103678 8 h after dark 108.637142 104.663924 112.61036 12 h after dark 83.001656 83.001656 83.001656