condition mean min max 4 h after light 354.2 354.2 354.2 8 h after light 366.1 338.6 393.6 12 h after light 592.35 498.2 686.5 4 h after dark 842.0999999999999 799.9 884.3 8 h after dark 761.45 669.6 853.3 12 h after dark 638.05 476.1 800.0