condition mean min max 4 h after light 201.38649049999998 182.164078 220.608903 8 h after light 250.124324 245.817997 254.430651 12 h after light 234.012315 225.789759 242.234871 4 h after dark 276.47684549999997 225.732125 327.221566 8 h after dark 242.16344750000002 190.350339 293.976556 12 h after dark 180.232057 180.232057 180.232057