condition mean min max 4 h after light 850.27936 795.457833 905.100887 8 h after light 948.3267880000001 943.663408 952.990168 12 h after light 871.3736135 806.778403 935.968824 4 h after dark 1164.784373 966.931211 1362.637535 8 h after dark 1047.092743 930.962826 1163.22266 12 h after dark 638.96878 638.96878 638.96878