Quarter	Cents Per Gallon
1918-01-01	136.200
1918-04-01	156.700
1918-07-01	185.200
1918-10-01	159.300
1919-01-01	148.000
1919-04-01	164.500
1919-07-01	210.800
1919-10-01	184.000
1920-01-01	178.100
1920-04-01	172.400
1920-07-01	138.300
1920-10-01	93.0000
1921-01-01	69.8000
1921-04-01	68.5000
1921-07-01	74.4000
1921-10-01	67.5000
1922-01-01	78.6000
1922-04-01	85.3000
1922-07-01	87.3000
1922-10-01	88.0000
1923-01-01	95.0000
1923-04-01	114.100
1923-07-01	96.0000
1923-10-01	92.4000
1924-01-01	92.3000
1924-04-01	92.7000
1924-07-01	100.600
1924-10-01	106.400
1925-01-01	114.600
1925-04-01	105.100
1925-07-01	100.800
1925-10-01	96.6000
1926-01-01	84.3000
1926-04-01	81.8000
1926-07-01	87.4000
1926-10-01	80.6000
1927-01-01	78.5000
1927-04-01	83.2000
1927-07-01	79.2000
1927-10-01	73.5000
1928-01-01	73.7000
1928-04-01	76.0000
1928-07-01	74.0000
1928-10-01	76.0000
1929-01-01	76.0000
1929-04-01	77.0000
1929-07-01	101.000
1929-10-01	114.000
1930-01-01	105.300
1930-04-01	105.700
1930-07-01	94.0000
1930-10-01	71.2000
1931-01-01	68.7000
1931-04-01	66.5000
1931-07-01	62.5000
1931-10-01	54.7000
1932-01-01	49.7000
1932-04-01	46.5000
1932-07-01	43.0000
1932-10-01	49.7000
1933-01-01	55.0000
1933-04-01	64.7000
1933-07-01	79.3000
1933-10-01	72.0000
1934-01-01	69.8000
1934-04-01	72.3000
1934-07-01	72.7000
1934-10-01	66.5000
1935-01-01	69.0000
1935-04-01	71.7000
1935-07-01	67.3000
1935-10-01	73.8000
1936-01-01	74.8000
1936-04-01	71.0000
1936-07-01	76.0000
1936-10-01	71.3000
1937-01-01	76.0000
1937-04-01	84.3000
1937-07-01	82.7000
1937-10-01	79.7000
1938-01-01	75.0000
1938-04-01	68.5000
1938-07-01	63.5000
1938-10-01	64.0000
1939-01-01	64.5000
1939-04-01	67.8000
1939-07-01	68.7000
1939-10-01	75.5000
1940-01-01	78.7000
1940-04-01	78.0000
1940-07-01	65.7000
1940-10-01	64.2000
1941-01-01	72.2000
1941-04-01	80.7000
1941-07-01	84.8000
1941-10-01	79.3000