Month Metric Tons 1920-01-01 5187.00 1920-02-01 6179.00 1920-03-01 3453.00 1920-04-01 6121.00 1920-05-01 5479.00 1920-06-01 4953.00 1920-07-01 4729.00 1920-08-01 5856.00 1920-09-01 7017.00 1920-10-01 5047.00 1920-11-01 5373.00 1920-12-01 3600.00 1921-01-01 3126.00 1921-02-01 3784.00 1921-03-01 3229.00 1921-04-01 3923.00 1921-05-01 4042.00 1921-06-01 5268.00 1921-07-01 4498.00 1921-08-01 2756.00 1921-09-01 1503.00 1921-10-01 2287.00 1921-11-01 5772.00 1921-12-01 6638.00 1922-01-01 6491.00 1922-02-01 6169.00 1922-03-01 7300.00 1922-04-01 7331.00 1922-05-01 8253.00 1922-06-01 7634.00 1922-07-01 7460.00 1922-08-01 8003.00 1922-09-01 8671.00 1922-10-01 9240.00 1922-11-01 8107.00 1922-12-01 7310.00 1923-01-01 9741.00 1923-02-01 8238.00 1923-03-01 8448.00 1923-04-01 7403.00 1923-05-01 7695.00 1923-06-01 7903.00 1923-07-01 6889.00 1923-08-01 7757.00 1923-09-01 7138.00 1923-10-01 7918.00 1923-11-01 7868.00 1923-12-01 9275.00 1924-01-01 10705.0 1924-02-01 9211.00 1924-03-01 8141.00 1924-04-01 5832.00 1924-05-01 6226.00 1924-06-01 6555.00 1924-07-01 6707.00 1924-08-01 7081.00 1924-09-01 8365.00 1924-10-01 7742.00 1924-11-01 7178.00 1924-12-01 7252.00 1925-01-01 5799.00 1925-02-01 5435.00 1925-03-01 6923.00 1925-04-01 5601.00 1925-05-01 5119.00 1925-06-01 6937.00 1925-07-01 7260.00 1925-08-01 7632.00 1925-09-01 8056.00 1925-10-01 9842.00 1925-11-01 7860.00 1925-12-01 7451.00