condition mean min max 0 h after light 597.6735 590.117 605.23 2 h after light 594.812 584.996 604.628 4 h after light 544.457 535.366 553.548 8 h after light 589.014 516.721 661.307 12 h after light 634.5095 610.117 658.902 2 h after dark 725.0955 692.616 757.575 4 h after dark 809.763 770.253 849.273 8 h after dark 655.023 637.45 672.596 12 h after dark 571.181 561.187 581.175