condition mean min max 4 h after light 1428.4 1428.4 1428.4 8 h after light 1816.8000000000002 1633.2 2000.4 12 h after light 2294.7 2194.4 2395.0 4 h after dark 2348.3 1750.6 2946.0 8 h after dark 2183.75 1592.6 2774.9 12 h after dark 1556.8 900.9 2212.7