condition mean min max 4 h after light 2549.4 2549.4 2549.4 8 h after light 2786.75 2643.8 2929.7 12 h after light 2926.35 2804.2 3048.5 4 h after dark 2787.3 2771.6 2803.0 8 h after dark 2639.4 2627.0 2651.8 12 h after dark 2916.1000000000004 2847.9 2984.3