condition mean min max 4 h after light 339.08317250000005 336.30898 341.857365 8 h after light 352.494496 336.121009 368.867983 12 h after light 433.3204465 375.94856 490.692333 4 h after dark 453.3253795 408.11101 498.539749 8 h after dark 534.8601085 519.718929 550.001288 12 h after dark 425.616672 425.616672 425.616672