Month Millions Of Dollars: Seasonally Adjusted By Source 1916-01-01 3598.00 1916-03-01 3749.00 1916-05-01 3826.00 1916-07-01 3965.00 1916-09-01 4062.00 1916-12-01 4231.00 1917-01-01 4316.00 1917-03-01 4458.00 1917-05-01 4530.00 1917-07-01 4571.00 1917-09-01 4621.00 1917-12-01 4603.00 1918-01-01 4702.00 1918-03-01 4757.00 1918-05-01 4792.00 1918-07-01 4836.00 1918-09-01 4943.00 1918-11-01 5014.00 1919-01-01 5196.00 1919-03-01 5452.00 1919-05-01 5601.00 1919-07-01 5714.00 1919-09-01 5944.00 1919-12-01 6271.00 1920-01-01 6346.00 1920-03-01 6619.00 1920-05-01 6865.00 1920-07-01 7027.00 1920-09-01 7056.00 1920-12-01 7107.00 1921-01-01 7096.00 1921-03-01 7055.00 1921-05-01 7000.00 1921-07-01 6993.00 1921-09-01 6936.00 1922-01-01 6887.00 1922-03-01 6948.00 1922-05-01 7083.00 1922-07-01 7181.00 1922-10-01 7306.00 1923-01-01 7559.00 1923-04-01 7934.00 1923-07-01 8183.00