Month Million Current Dollars 1956-01-01 378.600 1956-02-01 428.200 1956-03-01 592.300 1956-04-01 538.300 1956-05-01 462.700 1956-06-01 481.300 1956-07-01 529.700 1956-08-01 443.200 1956-09-01 479.900 1956-10-01 405.300 1956-11-01 444.100 1956-12-01 337.300 1957-01-01 489.100 1957-02-01 398.200 1957-03-01 559.200 1957-04-01 399.800 1957-05-01 520.400 1957-06-01 564.800 1957-07-01 463.500 1957-08-01 504.700 1957-09-01 367.300 1957-10-01 415.300 1957-11-01 411.300 1957-12-01 341.400 1958-01-01 353.400 1958-02-01 307.200 1958-03-01 416.000 1958-04-01 422.500 1958-05-01 411.000 1958-06-01 314.600 1958-07-01 431.700 1958-08-01 498.000 1958-09-01 415.700 1958-10-01 423.100 1958-11-01 334.200 1958-12-01 315.300 1959-01-01 386.700 1959-02-01 337.000 1959-03-01 413.500 1959-04-01 517.200 1959-05-01 502.900 1959-06-01 443.100 1959-07-01 548.000 1959-08-01 444.600 1959-09-01 510.900 1959-10-01 539.800 1959-11-01 407.700 1959-12-01 379.800 1960-01-01 409.300 1960-02-01 314.100 1960-03-01 475.600 1960-04-01 493.200 1960-05-01 504.600 1960-06-01 491.300 1960-07-01 517.000 1960-08-01 598.500 1960-09-01 585.600 1960-10-01 625.400 1960-11-01 457.700 1960-12-01 436.400 1961-01-01 382.800 1961-02-01 374.400 1961-03-01 463.100 1961-04-01 474.800 1961-05-01 487.000 1961-06-01 518.000 1961-07-01 499.100 1961-08-01 553.200 1961-09-01 478.500 1961-10-01 481.200 1961-11-01 548.700 1961-12-01 421.300 1962-01-01 405.900 1962-02-01 415.000 1962-03-01 684.300 1962-04-01 485.500 1962-05-01 621.100 1962-06-01 524.100 1962-07-01 576.700 1962-08-01 644.900 1962-09-01 492.800 1962-10-01 554.600 1962-11-01 524.100 1962-12-01 441.300 1963-01-01 457.100 1963-02-01 440.000 1963-03-01 480.100 1963-04-01 582.500 1963-05-01 710.200 1963-06-01 671.500 1963-07-01 593.400 1963-08-01 623.700 1963-09-01 543.700 1963-10-01 636.500 1963-11-01 532.100 1963-12-01 550.600