Month Cents Per Gallon 1913-01-01 6.25000 1913-02-01 6.50000 1913-03-01 6.50000 1913-04-01 6.25000 1913-05-01 6.25000 1913-06-01 6.25000 1913-07-01 6.25000 1913-08-01 5.75000 1913-09-01 5.75000 1913-10-01 5.75000 1913-11-01 6.00000 1913-12-01 6.25000 1914-01-01 6.50000 1914-02-01 6.50000 1914-03-01 6.50000 1914-04-01 6.50000 1914-05-01 6.25000 1914-06-01 6.00000 1914-07-01 5.75000 1914-08-01 5.38000 1914-09-01 5.38000 1914-10-01 5.00000 1914-11-01 5.00000 1914-12-01 5.00000 1915-01-01 5.00000 1915-02-01 5.00000 1915-03-01 5.00000 1915-04-01 4.50000 1915-05-01 4.50000 1915-06-01 4.50000 1915-07-01 4.50000 1915-08-01 4.50000 1915-09-01 5.00000 1915-10-01 5.00000 1915-11-01 6.00000 1915-12-01 6.25000 1916-01-01 6.25000 1916-02-01 6.25000 1916-03-01 6.00000 1916-04-01 6.25000 1916-05-01 6.25000 1916-06-01 6.25000 1916-07-01 6.00000 1916-08-01 6.00000 1916-09-01 5.50000 1916-10-01 5.50000 1916-11-01 6.00000 1916-12-01 6.00000 1917-01-01 7.50000 1917-02-01 8.00000 1917-03-01 8.00000 1917-04-01 8.00000 1917-05-01 7.00000 1917-06-01 7.00000 1917-07-01 7.00000 1917-08-01 7.00000 1917-09-01 9.00000 1917-10-01 9.00000 1917-11-01 9.00000 1917-12-01 10.0000 1918-01-01 10.6900 1918-02-01 10.5000 1918-03-01 11.1900 1918-04-01 10.7500 1918-05-01 10.5000 1918-06-01 10.7500 1918-07-01 11.0000 1918-08-01 10.5600 1918-09-01 10.5000 1918-10-01 10.7500 1918-11-01 10.7500 1918-12-01 10.8500 1919-01-01 10.5000 1919-02-01 10.0900 1919-03-01 10.4500 1919-04-01 10.3100 1919-05-01 10.5000 1919-06-01 11.1500 1919-07-01 11.7500 1919-08-01 11.9400 1919-09-01 12.8500 1919-10-01 12.7500 1919-11-01 12.6300 1919-12-01 13.1000 1920-01-01 13.8800 1920-02-01 14.7500 1920-03-01 15.3000 1920-04-01 15.4400 1920-05-01 15.6900 1920-06-01 16.0000 1920-07-01 15.6300 1920-08-01 15.2000 1920-09-01 14.9400 1920-10-01 14.6300 1920-11-01 14.0000 1920-12-01 13.3100 1921-01-01 13.0000 1921-02-01 11.3100 1921-03-01 9.50000 1921-04-01 8.38000 1921-05-01 7.40000 1921-06-01 6.13000 1921-07-01 5.81000 1921-08-01 5.90000 1921-09-01 6.13000 1921-10-01 8.55000 1921-11-01 10.1300 1921-12-01 9.06000 1922-01-01 7.65000 1922-02-01 7.38000 1922-03-01 7.31000 1922-04-01 7.25000 1922-05-01 7.85000 1922-06-01 8.38000 1922-07-01 8.13000 1922-08-01 8.30000 1922-09-01 9.25000 1922-10-01 10.0500 1922-11-01 10.0000 1922-12-01 9.88000 1923-01-01 9.70000 1923-02-01 9.69000 1923-03-01 9.44000 1923-04-01 8.80000 1923-05-01 8.06000 1923-06-01 7.63000 1923-07-01 7.35000 1923-08-01 7.13000 1923-09-01 7.56000 1923-10-01 8.30000 1923-11-01 8.25000 1923-12-01 8.20000 1924-01-01 8.63000 1924-02-01 9.06000 1924-03-01 8.30000 1924-04-01 8.00000 1924-05-01 7.56000 1924-06-01 7.25000 1924-07-01 7.19000 1924-08-01 7.19000 1924-09-01 8.30000 1924-10-01 8.25000 1924-11-01 8.22000 1924-12-01 8.40000 1925-01-01 8.25000 1925-02-01 8.38000 1925-03-01 8.15000 1925-04-01 7.75000 1925-05-01 7.50000 1925-06-01 7.45000 1925-07-01 7.19000 1925-08-01 7.20000 1925-09-01 7.38000 1925-10-01 7.69000 1925-11-01 7.95000 1925-12-01 8.75000 1926-01-01 9.00000 1926-02-01 9.44000 1926-03-01 9.85000 1926-04-01 9.81000 1926-05-01 12.5000 1926-06-01 12.5000 1926-07-01 9.94000 1926-08-01 10.8500 1926-09-01 11.5600 1926-10-01 10.5000 1926-11-01 9.33000 1926-12-01 9.25000 1927-01-01 9.35000 1927-02-01 8.81000 1927-03-01 8.25000 1927-04-01 7.88000 1927-05-01 7.55000 1927-06-01 7.19000 1927-07-01 6.97000 1927-08-01 6.75000 1927-09-01 6.84000 1927-10-01 7.25000 1927-11-01 7.25000 1927-12-01 7.19000 1928-01-01 7.00000 1928-02-01 7.00000 1928-03-01 6.88000 1928-04-01 6.93000 1928-05-01 7.44000 1928-06-01 7.28000 1928-07-01 6.83000 1928-08-01 7.19000 1928-09-01 8.63000 1928-10-01 8.18000 1928-11-01 8.00000 1928-12-01 7.80000 1929-01-01 7.66000 1929-02-01 7.47000 1929-03-01 7.72000 1929-04-01 8.35000 1929-05-01 8.03000 1929-06-01 7.44000 1929-07-01 6.90000 1929-08-01 6.75000 1929-09-01 6.95000 1929-10-01 7.19000 1929-11-01 7.25000 1929-12-01 6.70000 1930-01-01 6.44000 1930-02-01 6.22000 1930-03-01 6.38000 1930-04-01 6.28000 1930-05-01 6.00000 1930-06-01 5.50000 1930-07-01 5.16000 1930-08-01 5.03000 1930-09-01 5.28000 1930-10-01 5.38000 1930-11-01 5.28000 1930-12-01 5.40000 1931-01-01 5.41000 1931-02-01 5.25000 1931-03-01 5.13000 1931-04-01 4.84000 1931-05-01 4.50000 1931-06-01 4.20000 1931-07-01 3.81000 1931-08-01 3.78000 1931-09-01 3.88000 1931-10-01 3.94000 1931-11-01 4.05000 1931-12-01 4.38000 1932-01-01 4.59000 1932-02-01 4.50000 1932-03-01 4.38000 1932-04-01 4.56000 1932-05-01 5.15000 1932-06-01 5.06000 1932-07-01 5.00000 1932-08-01 4.93000 1932-09-01 4.75000 1932-10-01 4.75000 1932-11-01 4.75000 1932-12-01 4.84000 1933-01-01 4.90000 1933-02-01 4.75000 1933-03-01 4.75000 1933-04-01 4.69000 1933-05-01 4.45000 1933-06-01 4.38000 1933-07-01 4.38000 1933-08-01 4.38000 1933-09-01 4.84000 1933-10-01 5.25000 1933-11-01 5.25000 1933-12-01 5.16000 1934-01-01 4.80000 1934-02-01 4.53000 1934-03-01 4.84000 1934-04-01 4.78000 1934-05-01 4.72000 1934-06-01 4.78000 1934-07-01 4.63000 1934-08-01 4.63000 1934-09-01 4.72000 1934-10-01 4.85000 1934-11-01 4.75000 1934-12-01 4.60000 1935-01-01 4.66000 1935-02-01 4.88000 1935-03-01 5.00000 1935-04-01 5.03000 1935-05-01 5.00000 1935-06-01 5.00000 1935-07-01 5.00000 1935-08-01 4.78000 1935-09-01 4.85000 1935-10-01 4.88000 1935-11-01 4.94000 1935-12-01 5.00000 1936-01-01 5.13000 1936-02-01 5.50000 1936-03-01 5.53000 1936-04-01 5.63000 1936-05-01 5.63000 1936-06-01 5.53000 1936-07-01 5.16000 1936-08-01 4.88000 1936-09-01 4.97000 1936-10-01 5.00000 1936-11-01 5.00000 1936-12-01 5.06000 1937-01-01 5.22000 1937-02-01 5.31000 1937-03-01 5.25000 1937-04-01 5.09000 1937-05-01 5.00000 1937-06-01 5.00000 1937-07-01 5.00000 1937-08-01 5.13000 1937-09-01 5.41000 1937-10-01 5.63000 1937-11-01 5.63000 1937-12-01 5.63000 1938-01-01 5.63000 1938-02-01 5.56000 1938-03-01 5.38000 1938-04-01 5.25000 1938-05-01 5.23000 1938-06-01 5.25000 1938-07-01 5.25000 1938-08-01 5.18000 1938-09-01 5.13000 1938-10-01 5.08000 1938-11-01 5.00000 1938-12-01 4.91000 1939-01-01 4.90000 1939-02-01 5.22000 1939-03-01 5.25000 1939-04-01 5.25000 1939-05-01 5.25000 1939-06-01 5.25000 1939-07-01 5.13000 1939-08-01 5.03000 1939-09-01 5.00000 1939-10-01 5.00000 1939-11-01 5.00000 1939-12-01 4.75000 1940-01-01 4.83000 1940-02-01 5.00000 1940-03-01 5.00000 1940-04-01 5.00000 1940-05-01 5.13000 1940-06-01 5.13000 1940-07-01 5.00000 1940-08-01 4.88000 1940-09-01 4.88000 1940-10-01 4.88000 1940-11-01 4.97000 1940-12-01 5.15000 1941-01-01 5.25000 1941-02-01 5.38000 1941-03-01 5.38000 1941-04-01 5.38000 1941-05-01 5.44000 1941-06-01 5.73000 1941-07-01 5.91000 1941-08-01 6.16000 1941-09-01 6.25000 1941-10-01 6.34000 1941-11-01 6.38000 1941-12-01 6.38000 1942-01-01 6.38000 1942-02-01 6.28000 1942-03-01 6.25000 1942-04-01 6.34000 1942-05-01 6.38000 1942-06-01 6.38000 1942-07-01 6.30000 1942-08-01 6.30000 1942-09-01 6.30000 1942-10-01 6.30000 1942-11-01 6.30000 1942-12-01 6.30000 1943-01-01 6.30000 1943-02-01 6.30000 1943-03-01 6.60000 1943-04-01 6.90000 1943-05-01 6.90000 1943-06-01 7.00000 1943-07-01 7.00000 1943-08-01 7.00000 1943-09-01 7.00000 1943-10-01 7.00000 1943-11-01 7.00000 1943-12-01 7.00000 1944-01-01 7.00000 1944-02-01 7.30000 1944-03-01 7.40000 1944-04-01 7.40000 1944-05-01 7.40000