Month Million Current Dollars 1923-01-01 184.600 1923-02-01 196.300 1923-03-01 277.900 1923-04-01 276.400 1923-05-01 317.300 1923-06-01 259.000 1923-07-01 203.700 1923-08-01 194.500 1923-09-01 202.000 1923-10-01 254.500 1923-11-01 242.800 1923-12-01 223.100 1924-01-01 237.800 1924-02-01 212.700 1924-03-01 319.200 1924-04-01 334.600 1924-05-01 275.700 1924-06-01 255.100 1924-07-01 207.100 1924-08-01 229.500 1924-09-01 231.900 1924-10-01 303.100 1924-11-01 319.000 1924-12-01 247.700 1925-01-01 227.700 1925-02-01 218.100 1925-03-01 353.000 1925-04-01 400.900 1925-05-01 350.500 1925-06-01 352.200 1925-07-01 366.700 1925-08-01 425.000 1925-09-01 396.500 1925-10-01 406.300 1925-11-01 364.400 1925-12-01 405.400 1926-01-01 365.900 1926-02-01 303.100 1926-03-01 465.600 1926-04-01 404.600 1926-05-01 362.200 1926-06-01 358.600 1926-07-01 322.300 1926-08-01 391.500 1926-09-01 386.700 1926-10-01 365.200 1926-11-01 358.500 1926-12-01 406.500 1927-01-01 290.700 1927-02-01 282.300 1927-03-01 429.700 1927-04-01 397.900 1927-05-01 345.700 1927-06-01 404.100 1927-07-01 314.900 1927-08-01 340.700 1927-09-01 321.100 1927-10-01 384.300 1927-11-01 323.300 1927-12-01 345.200 1928-01-01 322.300 1928-02-01 351.800 1928-03-01 403.500 1928-04-01 450.100 1928-05-01 423.400 1928-06-01 420.900 1928-07-01 365.100 1928-08-01 329.400 1928-09-01 398.900 1928-10-01 395.400 1928-11-01 322.100 1928-12-01 294.300