condition mean min max 4 h after light 2404.6 2404.6 2404.6 8 h after light 2468.05 2422.1 2514.0 12 h after light 2470.95 2351.3 2590.6 4 h after dark 2382.55 2202.2 2562.9 8 h after dark 2734.6499999999996 2673.1 2796.2 12 h after dark 2721.7 2582.4 2861.0