Month	Thousands Of Short Tons
1919-01-01	0.260000
1919-02-01	0.730000
1919-03-01	1.86000
1919-04-01	3.69000
1919-05-01	3.48000
1919-06-01	6.22000
1919-07-01	5.91000
1919-08-01	6.99000
1919-09-01	8.26000
1919-10-01	7.50000
1919-11-01	12.0700
1919-12-01	6.04000
1920-01-01	6.09000
1920-02-01	8.95000
1920-03-01	7.18000
1920-04-01	14.9900
1920-05-01	4.38000
1920-06-01	4.74000
1920-07-01	4.72000
1920-08-01	3.27000
1920-09-01	3.51000
1920-10-01	2.58000
1920-11-01	4.80000
1920-12-01	2.33000
1921-01-01	4.28000
1921-02-01	3.88000
1921-03-01	4.82000
1921-04-01	8.02000
1921-05-01	4.25000
1921-06-01	7.28000
1921-07-01	6.78000
1921-08-01	5.91000
1921-09-01	7.75000
1921-10-01	6.53000
1921-11-01	6.28000
1921-12-01	5.38000
1922-01-01	7.71000
1922-02-01	5.58000
1922-03-01	14.1400
1922-04-01	13.1300
1922-05-01	9.99000
1922-06-01	15.8900
1922-07-01	11.4000
1922-08-01	13.5500
1922-09-01	10.5000
1922-10-01	6.84000
1922-11-01	10.6400
1922-12-01	6.91000
1923-01-01	16.0000
1923-02-01	10.1300
1923-03-01	15.3900
1923-04-01	14.3200
1923-05-01	9.43000
1923-06-01	10.7800
1923-07-01	8.06000
1923-08-01	10.6300
1923-09-01	8.60000
1923-10-01	9.11000
1923-11-01	10.2300
1923-12-01	12.9900
1924-01-01	16.7900
1924-02-01	13.9100
1924-03-01	12.5500
1924-04-01	13.5800
1924-05-01	10.6700
1924-06-01	11.3300
1924-07-01	14.4100
1924-08-01	9.03000
1924-09-01	11.4900
1924-10-01	9.54000
1924-11-01	10.4000
1924-12-01	9.86000
1925-01-01	12.8800
1925-02-01	11.4800
1925-03-01	14.8500
1925-04-01	17.8800
1925-05-01	10.4000
1925-06-01	15.0500
1925-07-01	10.7800
1925-08-01	15.5300
1925-09-01	18.5700
1925-10-01	12.4100
1925-11-01	13.9000
1925-12-01	14.3400
1926-01-01	13.4900
1926-02-01	10.7600
1926-03-01	15.6300
1926-04-01	18.9600
1926-05-01	12.3800
1926-06-01	10.6400
1926-07-01	17.6700
1926-08-01	12.7500
1926-09-01	11.5500
1926-10-01	15.1700
1926-11-01	10.7600
1926-12-01	10.4200
1927-01-01	9.85000
1927-02-01	7.99000
1927-03-01	12.3900
1927-04-01	14.6300
1927-05-01	10.7500
1927-06-01	14.6400
1927-07-01	14.8600
1927-08-01	15.6400
1927-09-01	13.4400
1927-10-01	11.9100
1927-11-01	11.1300
1927-12-01	9.90000
1928-01-01	10.8500
1928-02-01	10.2800
1928-03-01	16.5600
1928-04-01	12.2300
1928-05-01	10.8600
1928-06-01	16.1100
1928-07-01	14.1900
1928-08-01	12.0600
1928-09-01	10.5700
1928-10-01	15.6000
1928-11-01	10.0000
1928-12-01	9.45000
1929-01-01	10.0600
1929-02-01	11.2700
1929-03-01	9.96000
1929-04-01	12.9500
1929-05-01	13.3100
1929-06-01	10.8000
1929-07-01	11.7600
1929-08-01	8.61000
1929-09-01	7.78000
1929-10-01	6.57000
1929-11-01	7.45000
1929-12-01	8.31000
1930-01-01	8.05000
1930-02-01	5.90000
1930-03-01	5.66000
1930-04-01	7.50000
1930-05-01	6.99000
1930-06-01	8.33000
1930-07-01	7.83000
1930-08-01	5.59000
1930-09-01	5.72000
1930-10-01	5.93000
1930-11-01	3.37000
1930-12-01	3.80000
1931-01-01	3.23000
1931-02-01	3.23000
1931-03-01	3.14000
1931-04-01	2.60000
1931-05-01	4.18000
1931-06-01	7.55000
1931-07-01	5.18000
1931-08-01	3.96000
1931-09-01	4.29000
1931-10-01	2.00000
1931-11-01	1.27000
1931-12-01	2.25000
1932-01-01	1.08000
1932-02-01	2.65000
1932-03-01	2.10000
1932-04-01	0.920000
1932-05-01	0.880000
1932-06-01	0.780000
1932-07-01	2.50000
1932-08-01	1.38000
1932-09-01	0.670000
1932-10-01	0.790000
1932-11-01	1.36000
1932-12-01	1.19000
1933-01-01	1.31000
1933-02-01	0.290000
1933-03-01	2.33000
1933-04-01	1.10000
1933-05-01	1.30000
1933-06-01	0.560000
1933-07-01	0.830000
1933-08-01	0.180000
1933-09-01	0.720000
1933-10-01	0.340000
1933-11-01	0.340000
1933-12-01	0.760000
1934-01-01	1.16000
1934-02-01	0.510000
1934-03-01	0.900000
1934-04-01	0.880000
1934-05-01	1.00000
1934-06-01	1.63000
1934-07-01	0.960000
1934-08-01	1.38000
1934-09-01	0.520000
1934-10-01	0.760000
1934-11-01	0.540000
1934-12-01	1.09000
1935-01-01	0.970000
1935-02-01	0.930000
1935-03-01	0.800000
1935-04-01	1.44000
1935-05-01	0.790000
1935-06-01	0.930000
1935-07-01	0.840000
1935-08-01	0.580000
1935-09-01	0.710000
1935-10-01	1.03000
1935-11-01	1.27000
1935-12-01	1.51000
1936-01-01	1.91000
1936-02-01	1.10000
1936-03-01	1.05000
1936-04-01	1.94000
1936-05-01	1.39000
1936-06-01	1.71000
1936-07-01	0.980000
1936-08-01	1.51000
1936-09-01	1.12000
1936-10-01	0.980000
1936-11-01	1.49000
1936-12-01	1.37000
1937-01-01	0.820000
1937-02-01	3.64000
1937-03-01	1.06000
1937-04-01	1.75000
1937-05-01	1.08000
1937-06-01	0.920000
1937-07-01	1.08000
1937-08-01	1.50000
1937-09-01	0.880000
1937-10-01	0.850000
1937-11-01	0.800000
1937-12-01	0.730000
1938-01-01	0.890000
1938-02-01	1.14000
1938-03-01	1.32000
1938-04-01	0.890000
1938-05-01	1.49000
1938-06-01	1.71000
1938-07-01	1.02000
1938-08-01	1.23000
1938-09-01	0.840000
1938-10-01	2.00000
1938-11-01	2.12000
1938-12-01	1.75000
1939-01-01	1.34000
1939-02-01	0.850000
1939-03-01	1.36000
1939-04-01	2.10000
1939-05-01	2.78000
1939-06-01	1.26000
1939-07-01	1.12000
1939-08-01	1.18000
1939-09-01	2.07000
1939-10-01	0.980000
1939-11-01	1.55000
1939-12-01	0.660000
1940-01-01	0.570000
1940-02-01	0.860000
1940-03-01	0.960000
1940-04-01	1.02000
1940-05-01	1.23000
1940-06-01	1.52000