condition mean min max 4 h after light 225.4160185 190.003577 260.82846 8 h after light 292.1847285 243.37046 340.998997 12 h after light 286.44835049999995 264.539749 308.356952 4 h after dark 335.39669649999996 322.260297 348.533096 8 h after dark 303.45722950000004 301.847441 305.067018 12 h after dark 266.083986 266.083986 266.083986