Month 1929=100 1921-01-01 125.000 1921-02-01 118.800 1921-03-01 105.500 1921-04-01 114.300 1921-05-01 134.900 1921-06-01 115.500 1921-07-01 111.800 1921-08-01 119.300 1921-09-01 124.600 1921-10-01 106.500 1921-11-01 122.400 1921-12-01 90.9000 1922-01-01 124.700 1922-02-01 118.800 1922-03-01 29.4000 1922-04-01 8.90000 1922-05-01 9.20000 1922-06-01 9.40000 1922-07-01 10.0000 1922-08-01 32.2000 1922-09-01 118.500 1922-10-01 127.000 1922-11-01 127.300 1922-12-01 114.200 1923-01-01 123.800 1923-02-01 118.100 1923-03-01 114.800 1923-04-01 135.900 1923-05-01 126.700 1923-06-01 112.900 1923-07-01 131.100 1923-08-01 54.0000 1923-09-01 131.700 1923-10-01 127.900 1923-11-01 136.500 1923-12-01 129.000 1924-01-01 147.600 1924-02-01 139.300 1924-03-01 134.500 1924-04-01 133.200 1924-05-01 124.300 1924-06-01 144.300 1924-07-01 138.300 1924-08-01 135.000 1924-09-01 135.000 1924-10-01 127.600 1924-11-01 116.400 1924-12-01 115.200 1925-01-01 139.600 1925-02-01 125.600 1925-03-01 125.800 1925-04-01 143.400 1925-05-01 133.400 1925-06-01 132.500 1925-07-01 145.000 1925-08-01 55.0000 1925-09-01 11.0000 1925-10-01 10.6000 1925-11-01 11.3000 1925-12-01 10.9000 1926-01-01 12.7000 1926-02-01 127.900 1926-03-01 136.600 1926-04-01 146.300 1926-05-01 145.800 1926-06-01 136.200 1926-07-01 146.100 1926-08-01 159.900 1926-09-01 153.700 1926-10-01 133.600 1926-11-01 144.400 1926-12-01 126.200 1927-01-01 113.900 1927-02-01 103.200 1927-03-01 102.800 1927-04-01 129.100 1927-05-01 145.000 1927-06-01 98.2000 1927-07-01 97.8000 1927-08-01 127.600 1927-09-01 117.300 1927-10-01 129.200 1927-11-01 112.100 1927-12-01 113.900 1928-01-01 111.300 1928-02-01 95.6000 1928-03-01 93.0000 1928-04-01 141.600 1928-05-01 109.100 1928-06-01 67.7000 1928-07-01 99.9000 1928-08-01 108.800 1928-09-01 125.800 1928-10-01 150.600 1928-11-01 123.200 1928-12-01 104.000 1929-01-01 126.000 1929-02-01 119.700 1929-03-01 88.9000 1929-04-01 86.6000 1929-05-01 95.6000 1929-06-01 79.4000 1929-07-01 63.6000 1929-08-01 77.1000 1929-09-01 101.100 1929-10-01 130.400 1929-11-01 98.0000 1929-12-01 133.600