Month Millions Of Dollars: Seasonally Adjusted By Source 1917-07-01 4970.00 1917-09-01 5098.00 1917-12-01 5332.00 1918-01-01 5335.00 1918-03-01 5362.00 1918-05-01 5466.00 1918-07-01 5551.00 1918-09-01 5633.00 1918-11-01 5964.00 1919-01-01 6004.00 1919-03-01 6237.00 1919-05-01 6526.00 1919-07-01 6583.00 1919-09-01 6984.00 1919-12-01 7521.00 1920-01-01 7466.00 1920-03-01 7247.00 1920-05-01 7625.00 1920-07-01 7432.00 1920-09-01 7509.00 1920-12-01 7446.00 1921-01-01 7151.00 1921-03-01 6928.00 1921-05-01 6722.00 1921-07-01 6632.00 1921-09-01 6698.00 1922-01-01 6520.00 1922-03-01 6656.00 1922-05-01 6768.00 1922-07-01 6783.00 1922-10-01 7137.00 1923-01-01 7496.00 1923-04-01 7633.00 1923-07-01 7506.00