condition mean min max 4 h after light 716.7132666666666 655.1117 749.7113 8 h after light 734.6684666666666 424.0981 1004.914 12 h after light 629.2425 440.6228 847.3679 16 h after light 1373.413 1013.418 1937.194 4 h after dark 972.3068666666667 840.9522 1085.961 8 h after dark 628.7149000000001 491.6963 750.5383