Month Million Current Dollars 1923-01-01 122.700 1923-02-01 113.900 1923-03-01 177.200 1923-04-01 175.100 1923-05-01 167.900 1923-06-01 136.200 1923-07-01 124.200 1923-08-01 126.800 1923-09-01 111.900 1923-10-01 173.100 1923-11-01 159.000 1923-12-01 147.700 1924-01-01 169.800 1924-02-01 142.000 1924-03-01 227.500 1924-04-01 222.100 1924-05-01 185.400 1924-06-01 161.400 1924-07-01 128.100 1924-08-01 148.200 1924-09-01 143.700 1924-10-01 166.200 1924-11-01 190.400 1924-12-01 166.800 1925-01-01 127.200 1925-02-01 136.000 1925-03-01 220.900 1925-04-01 256.400 1925-05-01 231.200 1925-06-01 208.600 1925-07-01 224.600 1925-08-01 263.500 1925-09-01 250.400 1925-10-01 262.700 1925-11-01 240.300 1925-12-01 250.000 1926-01-01 183.200 1926-02-01 171.300 1926-03-01 252.400 1926-04-01 257.900 1926-05-01 236.600 1926-06-01 221.700 1926-07-01 177.500 1926-08-01 213.600 1926-09-01 219.900 1926-10-01 219.000 1926-11-01 223.300 1926-12-01 199.500 1927-01-01 160.100 1927-02-01 158.000 1927-03-01 240.300 1927-04-01 259.800 1927-05-01 212.500 1927-06-01 233.200 1927-07-01 180.800 1927-08-01 201.800 1927-09-01 196.500 1927-10-01 236.900 1927-11-01 207.400 1927-12-01 202.500 1928-01-01 186.900 1928-02-01 232.600 1928-03-01 266.100 1928-04-01 269.300 1928-05-01 280.300 1928-06-01 250.800 1928-07-01 221.300 1928-08-01 207.500 1928-09-01 190.800 1928-10-01 234.700 1928-11-01 194.000 1928-12-01 174.700