condition mean min max 4 h after light 2294.8 2294.8 2294.8 8 h after light 2407.15 2250.5 2563.8 12 h after light 2412.05 2279.4 2544.7 4 h after dark 2837.75 2103.1 3572.4 8 h after dark 3205.3 3069.2 3341.4 12 h after dark 3152.75 2933.8 3371.7