Month Thousands Of Long Tons 1920-04-01 110.300 1920-05-01 93.7000 1920-06-01 107.300 1920-07-01 147.100 1920-08-01 168.000 1920-09-01 96.5000 1920-10-01 84.3000 1920-11-01 81.9000 1920-12-01 99.0000 1921-01-01 98.8000 1921-02-01 144.600 1921-03-01 159.900 1921-04-01 245.900 1921-05-01 277.600 1921-06-01 235.400 1921-07-01 159.400 1921-08-01 136.500 1921-09-01 145.400 1921-10-01 71.7000 1921-11-01 82.3000 1921-12-01 62.4000 1922-01-01 85.6000 1922-02-01 163.800 1922-03-01 273.800 1922-04-01 296.400 1922-05-01 271.900 1922-06-01 283.900 1922-07-01 309.400 1922-08-01 263.000 1922-09-01 180.600 1922-10-01 97.0000 1922-11-01 69.2000 1922-12-01 28.4000 1923-01-01 80.6000 1923-02-01 131.200 1923-03-01 284.800 1923-04-01 327.100 1923-05-01 315.700 1923-06-01 293.000 1923-07-01 224.100 1923-08-01 209.800 1923-09-01 192.400 1923-10-01 121.700 1923-11-01 58.3000 1923-12-01 57.9000 1924-01-01 79.2000 1924-02-01 131.700 1924-03-01 237.100 1924-04-01 277.000 1924-05-01 338.100 1924-06-01 335.600 1924-07-01 321.200 1924-08-01 215.900 1924-09-01 154.800 1924-10-01 82.9000 1924-11-01 35.0000 1924-12-01 36.9000 1925-01-01 78.6000 1925-02-01 143.700 1925-03-01 184.700 1925-04-01 280.400 1925-05-01 334.900 1925-06-01 376.900 1925-07-01 330.800 1925-08-01 224.700 1925-09-01 201.400 1925-10-01 105.900 1925-11-01 88.8000 1925-12-01 93.8000 1926-01-01 88.7000 1926-02-01 198.800 1926-03-01 317.600 1926-04-01 457.200 1926-05-01 533.100 1926-06-01 559.500 1926-07-01 451.700 1926-08-01 341.800 1926-09-01 290.800 1926-10-01 221.900 1926-11-01 277.700 1926-12-01 228.000 1927-01-01 181.000 1927-02-01 297.800 1927-03-01 316.100 1927-04-01 380.300 1927-05-01 370.900 1927-06-01 375.300 1927-07-01 308.100 1927-08-01 311.600 1927-09-01 271.800 1927-10-01 255.000 1927-11-01 221.300 1927-12-01 209.400 1928-01-01 195.400 1928-02-01 309.600 1928-03-01 408.200 1928-04-01 661.700 1928-05-01 707.100 1928-06-01 682.600 1928-07-01 614.100 1928-08-01 495.100 1928-09-01 465.400 1928-10-01 346.900 1928-11-01 232.700 1928-12-01 213.000 1929-01-01 235.800 1929-02-01 395.800 1929-03-01 560.000 1929-04-01 769.500 1929-05-01 928.900 1929-06-01 911.900 1929-07-01 911.700 1929-08-01 892.400 1929-09-01 925.600 1929-10-01 878.700 1929-11-01 793.400 1929-12-01 769.300 1930-01-01 684.100 1930-02-01 644.500 1930-03-01 577.600 1930-04-01 638.300 1930-05-01 783.900 1930-06-01 665.500 1930-07-01 463.300 1930-08-01 462.600 1930-09-01 411.900 1930-10-01 316.400 1930-11-01 350.200 1930-12-01 426.200 1931-01-01 393.600 1931-02-01 463.600 1931-03-01 559.100 1931-04-01 603.300 1931-05-01 603.500 1931-06-01 543.300 1931-07-01 501.900 1931-08-01 540.200 1931-09-01 459.300 1931-10-01 351.800 1931-11-01 277.300 1931-12-01 254.200 1932-01-01 273.400 1932-02-01 354.800 1932-03-01 536.500 1932-04-01 661.400 1932-05-01 636.800 1932-06-01 564.300 1932-07-01 511.600 1932-08-01 527.400 1932-09-01 440.000 1932-10-01 374.400 1932-11-01 298.100 1932-12-01 273.800 1933-01-01 246.200 1933-02-01 298.500 1933-03-01 379.300 1933-04-01 464.500 1933-05-01 526.200 1933-06-01 552.900 1933-07-01 584.400 1933-08-01 424.700 1933-09-01 347.600 1933-10-01 305.500 1933-11-01 255.800 1933-12-01 218.200 1934-01-01 271.200 1934-02-01 320.400 1934-03-01 446.000 1934-04-01 584.500 1934-05-01 650.900 1934-06-01 660.400 1934-07-01 752.200 1934-08-01 771.000 1934-09-01 628.000 1934-10-01 440.600 1934-11-01 526.800 1934-12-01 776.000 1935-01-01 554.600 1935-02-01 485.500 1935-03-01 557.900 1935-04-01 635.500 1935-05-01 577.500 1935-06-01 570.700 1935-07-01 586.300 1935-08-01 647.000 1935-09-01 567.500 1935-10-01 426.400 1935-11-01 351.900 1935-12-01 324.300 1936-01-01 181.600 1936-02-01 232.000 1936-03-01 244.100 1936-04-01 304.600 1936-05-01 407.900 1936-06-01 425.900 1936-07-01 460.500 1936-08-01 401.200 1936-09-01 334.200 1936-10-01 283.600 1936-11-01 222.800 1936-12-01 147.800 1937-01-01 167.000 1937-02-01 227.000 1937-03-01 180.800 1937-04-01 153.700 1937-05-01 254.300 1937-06-01 305.500 1937-07-01 320.800 1937-08-01 159.500 1937-09-01 168.000 1937-10-01 181.000 1937-11-01 192.000 1937-12-01 190.600 1938-01-01 201.100 1938-02-01 169.900 1938-03-01 299.400 1938-04-01 353.200 1938-05-01 429.500 1938-06-01 345.300 1938-07-01 282.900 1938-08-01 334.200 1938-09-01 308.100 1938-10-01 270.000 1938-11-01 215.400 1938-12-01 200.000 1939-01-01 199.100 1939-02-01 241.000 1939-03-01 236.700 1939-04-01 271.300 1939-05-01 357.200 1939-06-01 382.400 1939-07-01 351.000 1939-08-01 293.900 1939-09-01 280.100 1939-10-01 305.200 1939-11-01 365.500 1939-12-01 436.600 1940-01-01 413.100 1940-02-01 445.000 1940-03-01 501.500 1940-04-01 500.900 1940-05-01 557.900 1940-06-01 557.600 1940-07-01 487.600 1940-08-01 474.400 1940-09-01 412.100 1940-10-01 315.500 1940-11-01 295.700 1940-12-01 266.700 1941-01-01 276.000 1941-02-01 296.800 1941-03-01 312.100 1941-04-01 460.500 1941-05-01 608.700 1941-06-01 654.100 1941-07-01 653.000 1941-08-01 506.100 1941-09-01 398.900 1941-10-01 355.100 1941-11-01 352.600 1941-12-01 336.500 1942-01-01 219.000 1942-02-01 199.700 1942-03-01 209.300 1942-04-01 179.300 1942-05-01 164.900 1942-06-01 194.900 1942-07-01 125.700 1942-08-01 80.5000 1942-09-01 70.5000 1942-10-01 73.5000 1942-11-01 123.600 1942-12-01 224.300 1943-01-01 226.600 1943-02-01 222.500 1943-03-01 203.900 1943-04-01 182.300 1943-05-01 221.500 1943-06-01 234.500 1943-07-01 279.000 1943-08-01 261.400 1943-09-01 207.200 1943-10-01 245.200 1943-11-01 253.800 1943-12-01 296.700 1944-01-01 262.100 1944-02-01 206.600 1944-03-01 173.700 1944-04-01 191.400 1944-05-01 276.700 1944-06-01 376.900 1944-07-01 394.100 1944-08-01 357.500 1944-09-01 255.900 1944-10-01 172.800 1944-11-01 160.400 1944-12-01 202.800 1945-01-01 185.300 1945-02-01 162.900 1945-03-01 198.600 1945-04-01 229.800 1945-05-01 177.400 1945-06-01 139.300 1945-07-01 161.100 1945-08-01 182.100 1945-09-01 165.300 1945-10-01 150.300 1945-11-01 141.100 1945-12-01 146.200 1946-01-01 68.7000 1946-02-01 83.6000 1946-03-01 126.000 1946-04-01 95.3000 1946-05-01 142.900 1946-06-01 128.100 1946-07-01 166.900 1946-08-01 162.900 1946-09-01 111.900 1946-10-01 73.6000 1946-11-01 121.800 1946-12-01 130.800 1947-01-01 83.8000 1947-02-01 94.1000 1947-03-01 96.2000 1947-04-01 151.600 1947-05-01 249.500 1947-06-01 262.900 1947-07-01 331.000 1947-08-01 293.400 1947-09-01 292.800 1947-10-01 179.100 1947-11-01 175.000 1947-12-01 324.900 1948-01-01 153.400 1948-02-01 157.400 1948-03-01 201.600 1948-04-01 249.900 1948-05-01 284.600 1948-06-01 285.400 1948-07-01 236.200 1948-08-01 173.800 1948-09-01 170.200 1948-10-01 179.600 1948-11-01 59.4000 1948-12-01 150.900 1949-01-01 83.5000 1949-02-01 120.600 1949-03-01 224.400 1949-04-01 289.600 1949-05-01 301.800 1949-06-01 263.500 1949-07-01 239.100 1949-08-01 173.900 1949-09-01 103.700 1949-10-01 106.000 1949-11-01 182.800 1949-12-01 231.600 1950-01-01 213.300 1950-02-01 166.400 1950-03-01 280.400 1950-04-01 293.400 1950-05-01 280.600 1950-06-01 241.700 1950-07-01 180.900 1950-08-01 164.300 1950-09-01 190.400 1950-10-01 215.200 1950-11-01 291.900 1950-12-01 202.500 1951-01-01 86.8000 1951-02-01 112.700 1951-03-01 211.700 1951-04-01 311.500 1951-05-01 223.400 1951-06-01 219.400 1951-07-01 301.300 1951-08-01 290.000 1951-09-01 262.500 1951-10-01 166.400 1951-11-01 210.900 1951-12-01 229.200 1952-01-01 153.400 1952-02-01 78.9000 1952-03-01 124.800 1952-04-01 179.900 1952-05-01 278.200 1952-06-01 206.500 1952-07-01 203.300 1952-08-01 215.900 1952-09-01 188.400 1952-10-01 144.100 1952-11-01 156.700 1952-12-01 155.300 1953-01-01 167.400 1953-02-01 133.500 1953-03-01 119.800 1953-04-01 214.900 1953-05-01 253.800 1953-06-01 252.100 1953-07-01 222.100 1953-08-01 218.700 1953-09-01 200.800 1953-10-01 187.900 1953-11-01 183.800 1953-12-01 140.800 1954-01-01 113.700 1954-02-01 126.100 1954-03-01 161.400 1954-04-01 278.200 1954-05-01 324.100 1954-06-01 309.200 1954-07-01 266.400 1954-08-01 268.900 1954-09-01 260.900 1954-10-01 178.800 1954-11-01 188.300 1954-12-01 174.700 1955-01-01 154.000 1955-02-01 167.300 1955-03-01 226.100 1955-04-01 265.600 1955-05-01 279.300 1955-06-01 245.800 1955-07-01 264.900 1955-08-01 314.600 1955-09-01 283.100 1955-10-01 218.300 1955-11-01 244.100 1955-12-01 177.100 1956-01-01 157.300