condition mean min max 4 h after light 2812.3 2812.3 2812.3 8 h after light 2828.8500000000004 2399.4 3258.3 12 h after light 2946.5 2610.0 3283.0 4 h after dark 2768.2 2560.3 2976.1 8 h after dark 2617.45 2433.3 2801.6 12 h after dark 2391.0 2384.2 2397.8