Month Millions Of Barrels Of 42 U.S. Gallons 1917-07-01 2.80000 1917-08-01 2.75000 1917-09-01 2.61000 1917-10-01 2.98000 1917-11-01 3.12000 1917-12-01 3.26000 1918-01-01 3.42000 1918-02-01 3.62000 1918-03-01 3.49000 1918-04-01 3.44000 1918-05-01 3.83000 1918-06-01 3.77000 1918-07-01 3.25000 1918-08-01 3.27000 1918-09-01 3.31000 1918-10-01 3.22000 1918-11-01 3.16000 1918-12-01 3.31000 1919-01-01 3.53000 1919-02-01 3.63000 1919-03-01 3.94000 1919-04-01 4.05000 1919-05-01 4.14000 1919-06-01 4.18000 1919-07-01 4.14000 1919-08-01 4.06000 1919-09-01 3.78000 1919-10-01 3.63000 1919-11-01 3.55000 1919-12-01 3.27000 1920-01-01 3.37000 1920-02-01 3.16000 1920-03-01 3.11000 1920-04-01 3.34000 1920-05-01 3.24000 1920-06-01 3.17000 1920-07-01 3.14000 1920-08-01 3.11000 1920-09-01 3.11000 1920-10-01 3.24000 1920-11-01 3.38000 1920-12-01 3.82000 1921-01-01 4.38000 1921-02-01 4.80000 1921-03-01 5.32000 1921-04-01 5.94000 1921-05-01 6.23000 1921-06-01 6.21000 1921-07-01 6.16000 1921-08-01 5.78000 1921-09-01 5.48000 1921-10-01 5.16000 1921-11-01 5.43000 1921-12-01 5.74000