condition mean min max 4 h after light 1338.8973795000002 930.139625 1747.655134 8 h after light 542.6017925 328.605574 756.598011 12 h after light 597.2318270000001 520.627237 673.836417 4 h after dark 245.0990115 74.531834 415.666189 8 h after dark 287.1557375 116.01852 458.292955 12 h after dark 546.844738 546.844738 546.844738