Month Thousands Of Short Tons 1947-01-01 198.800 1947-02-01 188.200 1947-03-01 199.900 1947-04-01 198.200 1947-05-01 202.200 1947-06-01 210.300 1947-07-01 207.400 1947-08-01 201.600 1947-09-01 209.500 1947-10-01 205.900 1947-11-01 212.700 1947-12-01 209.700 1948-01-01 219.700 1948-02-01 219.500 1948-03-01 223.800 1948-04-01 229.800 1948-05-01 233.600 1948-06-01 248.500 1948-07-01 242.200 1948-08-01 254.800 1948-09-01 267.600 1948-10-01 270.900 1948-11-01 279.500 1948-12-01 286.400 1949-01-01 292.100 1949-02-01 295.700 1949-03-01 303.300 1949-04-01 303.800 1949-05-01 312.300 1949-06-01 320.300 1949-07-01 307.400 1949-08-01 308.900 1949-09-01 302.500 1949-10-01 302.400 1949-11-01 304.900 1949-12-01 302.000 1950-01-01 305.900 1950-02-01 306.300 1950-03-01 303.800 1950-04-01 303.100 1950-05-01 306.500 1950-06-01 304.200 1950-07-01 298.100 1950-08-01 287.200 1950-09-01 281.500 1950-10-01 275.900 1950-11-01 268.000 1950-12-01 254.400 1951-01-01 269.200 1951-02-01 276.100 1951-03-01 273.100 1951-04-01 272.300 1951-05-01 272.400 1951-06-01 283.200 1951-07-01 287.600 1951-08-01 287.600 1951-09-01 310.000 1951-10-01 306.900 1951-11-01 322.200 1951-12-01 325.600 1952-01-01 368.800 1952-02-01 383.700 1952-03-01 398.500 1952-04-01 402.900 1952-05-01 398.300 1952-06-01 404.800 1952-07-01 399.100 1952-08-01 410.000 1952-09-01 414.700 1952-10-01 410.200 1952-11-01 408.800 1952-12-01 402.300 1953-01-01 398.400 1953-02-01 393.500 1953-03-01 407.900 1953-04-01 419.200 1953-05-01 414.500 1953-06-01 401.000 1953-07-01 383.900 1953-08-01 388.100 1953-09-01 387.200 1953-10-01 382.400 1953-11-01 397.300 1953-12-01 405.600 1954-01-01 394.600 1954-02-01 406.200 1954-03-01 412.500 1954-04-01 410.400 1954-05-01 417.900 1954-06-01 414.400 1954-07-01 410.600 1954-08-01 421.600 1954-09-01 428.200 1954-10-01 432.500 1954-11-01 437.800 1954-12-01 436.200 1955-01-01 445.700 1955-02-01 420.600 1955-03-01 413.500 1955-04-01 422.700 1955-05-01 426.700 1955-06-01 433.000 1955-07-01 436.900 1955-08-01 446.900 1955-09-01 446.100 1955-10-01 459.400 1955-11-01 471.100 1955-12-01 442.000 1956-01-01 391.000 1956-02-01 401.800 1956-03-01 397.500 1956-04-01 401.700 1956-05-01 401.600 1956-06-01 399.000 1956-07-01 397.700 1956-08-01 408.000 1956-09-01 410.800 1956-10-01 409.000 1956-11-01 429.800 1956-12-01 431.000