condition mean min max 4 h after light 2805.031 2683.639 2948.6090000000004 8 h after light 1382.437 1020.797 1824.715 12 h after light 1023.8856999999999 844.1379 1311.023 16 h after light 1912.0873333333332 1616.993 2491.615 4 h after dark 1466.7653333333333 1259.663 1583.362 8 h after dark 1454.569 1142.835 1862.519