Month Not Specified 1889-01-01 15.7 1889-02-01 15.5 1889-03-01 15.4 1889-04-01 15.5 1889-05-01 15.5 1889-06-01 15.4 1889-07-01 15.6 1889-08-01 15.4 1889-09-01 15.3 1889-10-01 15.4 1889-11-01 15.6 1889-12-01 15.6 1890-01-01 16.0000 1890-02-01 15.9000 1890-03-01 16.0000 1890-04-01 16.1000 1890-05-01 16.4000 1890-06-01 16.4000 1890-07-01 16.2000 1890-08-01 16.4000 1890-09-01 16.4000 1890-10-01 16.5000 1890-11-01 16.4000 1890-12-01 16.4000 1891-01-01 16.7 1891-02-01 16.0 1891-03-01 15.9 1891-04-01 16.0 1891-05-01 16.4 1891-06-01 17.0 1891-07-01 17.8 1891-08-01 17.5 1891-09-01 17.8 1891-10-01 17.9 1891-11-01 18.1 1891-12-01 18.2 1892-01-01 17.7000 1892-02-01 18.6000 1892-03-01 18.8000 1892-04-01 18.6000 1892-05-01 18.6000 1892-06-01 18.3000 1892-07-01 18.1000 1892-08-01 17.9000 1892-09-01 17.9000 1892-10-01 17.5000 1892-11-01 17.4000 1892-12-01 17.6000 1893-01-01 17.2 1893-02-01 17.3 1893-03-01 17.7 1893-04-01 17.6 1893-05-01 17.6 1893-06-01 17.1 1893-07-01 15.9 1893-08-01 14.6 1893-09-01 14.0 1893-10-01 13.7 1893-11-01 13.8 1893-12-01 14.0 1894-01-01 14.3000 1894-02-01 14.4000 1894-03-01 15.0000 1894-04-01 15.0000 1894-05-01 14.4000 1894-06-01 15.1000 1894-07-01 15.0000 1894-08-01 16.0000 1894-09-01 16.4000 1894-10-01 16.5000 1894-11-01 16.9000 1894-12-01 16.9000 1895-01-01 17.1 1895-02-01 16.9 1895-03-01 17.3 1895-04-01 16.9 1895-05-01 17.2 1895-06-01 17.2 1895-07-01 17.7 1895-08-01 18.5 1895-09-01 18.5 1895-10-01 18.5 1895-11-01 18.6 1895-12-01 17.9 1896-01-01 18.1000 1896-02-01 17.4000 1896-03-01 16.7000 1896-04-01 16.7000 1896-05-01 16.4000 1896-06-01 16.4000 1896-07-01 16.4000 1896-08-01 16.0000 1896-09-01 15.8000 1896-10-01 16.0000 1896-11-01 16.1000 1896-12-01 16.7000 1897-01-01 16.9 1897-02-01 17.2 1897-03-01 17.4 1897-04-01 17.4 1897-05-01 17.9 1897-06-01 18.4 1897-07-01 19.0 1897-08-01 19.6 1897-09-01 20.2 1897-10-01 20.4 1897-11-01 20.4 1897-12-01 20.7 1898-01-01 20.1000 1898-02-01 20.4000 1898-03-01 20.4000 1898-04-01 20.4000 1898-05-01 20.2000 1898-06-01 19.9000 1898-07-01 19.7000 1898-08-01 19.9000 1898-09-01 20.1000 1898-10-01 20.2000 1898-11-01 20.8000 1898-12-01 21.0000 1899-01-01 21.1 1899-02-01 21.2 1899-03-01 21.8 1899-04-01 21.7 1899-05-01 21.9 1899-06-01 22.3 1899-07-01 22.7 1899-08-01 23.1 1899-09-01 23.2 1899-10-01 23.1 1899-11-01 23.0 1899-12-01 23.1 1900-01-01 23.2000 1900-02-01 23.3000 1900-03-01 23.1000 1900-04-01 23.3000 1900-05-01 23.1000 1900-06-01 23.3000 1900-07-01 21.9000 1900-08-01 21.8000 1900-09-01 21.1000 1900-10-01 20.4000 1900-11-01 21.7000 1900-12-01 22.5000 1901-01-01 23.2 1901-02-01 23.6 1901-03-01 24.2 1901-04-01 24.2 1901-05-01 25.1 1901-06-01 25.3 1901-07-01 25.2 1901-08-01 25.3 1901-09-01 25.1 1901-10-01 25.7 1901-11-01 25.3 1901-12-01 24.3 1902-01-01 25.8000 1902-02-01 25.3000 1902-03-01 25.2000 1902-04-01 26.5000 1902-05-01 26.7000 1902-06-01 25.4000 1902-07-01 26.0000 1902-08-01 26.4000 1902-09-01 26.7000 1902-10-01 27.2000 1902-11-01 28.0000 1902-12-01 28.3000 1903-01-01 28.5 1903-02-01 28.2 1903-03-01 28.2 1903-04-01 28.7 1903-05-01 28.3 1903-06-01 28.9 1903-07-01 28.9 1903-08-01 28.4 1903-09-01 28.5 1903-10-01 27.1 1903-11-01 25.2 1903-12-01 24.8 1904-01-01 25.0000 1904-02-01 27.2000 1904-03-01 27.7000 1904-04-01 28.5000 1904-05-01 28.1000 1904-06-01 27.4000 1904-07-01 26.4000 1904-08-01 26.7000 1904-09-01 27.7000 1904-10-01 28.0000 1904-11-01 29.6000 1904-12-01 29.8000 1905-01-01 29.9 1905-02-01 30.1 1905-03-01 31.6 1905-04-01 32. 1905-05-01 32.5 1905-06-01 32. 1905-07-01 31.6 1905-08-01 32.4 1905-09-01 32.8 1905-10-01 32.5 1905-11-01 32.6 1905-12-01 32.7 1906-01-01 33.8000 1906-02-01 33.6000 1906-03-01 33.6000 1906-04-01 31.4000 1906-05-01 32.2000 1906-06-01 32.7000 1906-07-01 32.7000 1906-08-01 33.0000 1906-09-01 32.5000 1906-10-01 33.0000 1906-11-01 33.2000 1906-12-01 33.8000 1907-01-01 34.8 1907-02-01 34.7 1907-03-01 34.4 1907-04-01 36.1 1907-05-01 36.7 1907-06-01 35.6 1907-07-01 36.2 1907-08-01 35.6 1907-09-01 33.9 1907-10-01 34. 1907-11-01 31.2 1907-12-01 28. 1908-01-01 28.0000 1908-02-01 28.3000 1908-03-01 27.7000 1908-04-01 26.9000 1908-05-01 26.5000 1908-06-01 27.7000 1908-07-01 29.0000 1908-08-01 28.7000 1908-09-01 29.8000 1908-10-01 31.1000 1908-11-01 31.5000 1908-12-01 32.2000 1909-01-01 31.8 1909-02-01 32.2 1909-03-01 33.1 1909-04-01 33.2 1909-05-01 32.9 1909-06-01 34.6 1909-07-01 35.1 1909-08-01 35.4 1909-09-01 36.7 1909-10-01 37. 1909-11-01 37.8 1909-12-01 36.6 1910-01-01 37.2000 1910-02-01 37.5000 1910-03-01 38.0000 1910-04-01 36.9000 1910-05-01 36.8000 1910-06-01 37.5000 1910-07-01 35.5000 1910-08-01 36.0000 1910-09-01 35.4000 1910-10-01 34.8000 1910-11-01 35.2000 1910-12-01 34.9000 1911-01-01 34.6000 1911-02-01 34.7000 1911-03-01 35.1000 1911-04-01 35.2000 1911-05-01 35.4000 1911-06-01 35.3000 1911-07-01 35.1000 1911-08-01 36.0000 1911-09-01 35.5000 1911-10-01 35.9000 1911-11-01 35.9000 1911-12-01 35.6000 1912-01-01 36.7 1912-02-01 38.5 1912-03-01 38.5 1912-04-01 36.7 1912-05-01 38.5 1912-06-01 38.7 1912-07-01 39. 1912-08-01 39.8 1912-09-01 39. 1912-10-01 40.8 1912-11-01 41.6 1912-12-01 41.4 1913-01-01 42.7000 1913-02-01 42.0000 1913-03-01 39.5000 1913-04-01 41.7000 1913-05-01 42.2000 1913-06-01 41.2000 1913-07-01 41.1000 1913-08-01 40.9000 1913-09-01 41.1000 1913-10-01 40.8000 1913-11-01 39.6000 1913-12-01 39.0000 1914-01-01 38. 1914-02-01 37.8 1914-03-01 40.1 1914-04-01 37.9 1914-05-01 37.5 1914-06-01 37.9 1914-07-01 38.4 1914-08-01 36.9 1914-09-01 37.5 1914-10-01 36.3 1914-11-01 34.6 1914-12-01 35.9 1915-01-01 35.5000 1915-02-01 37.5000 1915-03-01 38.2000 1915-04-01 39.3000 1915-05-01 38.6000 1915-06-01 40.4000 1915-07-01 41.2000 1915-08-01 41.9000 1915-09-01 43.0000 1915-10-01 43.9000 1915-11-01 46.1000 1915-12-01 47.7000 1916-01-01 46.4 1916-02-01 48.7 1916-03-01 47.6 1916-04-01 45.6 1916-05-01 46. 1916-06-01 46.4 1916-07-01 45.5 1916-08-01 46.8 1916-09-01 46.5 1916-10-01 47.7 1916-11-01 49.4 1916-12-01 48.3 1917-01-01 51.3000 1917-02-01 49.3000 1917-03-01 49.8000 1917-04-01 51.7000 1917-05-01 54.3000 1917-06-01 52.9000 1917-07-01 50.3000 1917-08-01 50.0000 1917-09-01 49.2000 1917-10-01 50.1000 1917-11-01 51.2000 1917-12-01 48.5000 1918-01-01 44.2 1918-02-01 48.2 1918-03-01 50.6 1918-04-01 51.9 1918-05-01 52.2 1918-06-01 50.5 1918-07-01 51.4 1918-08-01 50.6 1918-09-01 49.4 1918-10-01 46.6 1918-11-01 45.5 1918-12-01 46.4 1919-01-01 46.2000 1919-02-01 43.7000 1919-03-01 43.3000 1919-04-01 45.9000 1919-05-01 46.2000 1919-06-01 47.0000 1919-07-01 50.4000 1919-08-01 49.8000 1919-09-01 50.6000 1919-10-01 50.7000 1919-11-01 49.8000 1919-12-01 53.4000 1920-01-01 58. 1920-02-01 57.5 1920-03-01 56.6 1920-04-01 51.9 1920-05-01 52.3 1920-06-01 52.4 1920-07-01 51.9 1920-08-01 51.9 1920-09-01 50.2 1920-10-01 47.4 1920-11-01 46.5 1920-12-01 45.3 1921-01-01 40.6000 1921-02-01 39.7000 1921-03-01 39.3000 1921-04-01 41.3000 1921-05-01 41.5000 1921-06-01 42.7000 1921-07-01 41.7000 1921-08-01 43.9000 1921-09-01 43.1000 1921-10-01 43.8000 1921-11-01 43.3000 1921-12-01 42.1000 1922-01-01 43.5 1922-02-01 45.6 1922-03-01 48.5 1922-04-01 46.4 1922-05-01 49. 1922-06-01 52. 1922-07-01 51.5 1922-08-01 51.4 1922-09-01 52.6 1922-10-01 55.1 1922-11-01 58.4 1922-12-01 59.7 1923-01-01 59.6000 1923-02-01 59.3000 1923-03-01 61.7000 1923-04-01 64.8000 1923-05-01 63.7000 1923-06-01 63.0000 1923-07-01 62.0000 1923-08-01 60.3000 1923-09-01 59.1000 1923-10-01 59.2000 1923-11-01 59.5000 1923-12-01 59.6000 1924-01-01 60.9 1924-02-01 62.6 1924-03-01 60.5 1924-04-01 58.5 1924-05-01 56. 1924-06-01 53.7 1924-07-01 53.6 1924-08-01 55. 1924-09-01 58. 1924-10-01 58.2 1924-11-01 58.9 1924-12-01 61.1 1925-01-01 62.1000 1925-02-01 61.3000 1925-03-01 61.0000 1925-04-01 62.0000 1925-05-01 61.8000 1925-06-01 52.1000 1925-07-01 64.0000 1925-08-01 62.5000 1925-09-01 65.2000 1925-10-01 65.3000 1925-11-01 67.4000 1925-12-01 68.4000 1926-01-01 65.9 1926-02-01 65.1 1926-03-01 65.9 1926-04-01 65. 1926-05-01 65.6 1926-06-01 66.6 1926-07-01 67.2 1926-08-01 68.4 1926-09-01 68.5 1926-10-01 68.2 1926-11-01 68.5 1926-12-01 66.8 1927-01-01 65.9000 1927-02-01 66.4000 1927-03-01 68.7000 1927-04-01 67.7000 1927-05-01 68.4000 1927-06-01 67.5000 1927-07-01 65.9000 1927-08-01 66.3000 1927-09-01 64.8000 1927-10-01 64.0000 1927-11-01 62.2000 1927-12-01 63.1000 1928-01-01 65.3 1928-02-01 66.8 1928-03-01 67.7 1928-04-01 62. 1928-05-01 68.6 1928-06-01 68.5 1928-07-01 70.3 1928-08-01 71.1 1928-09-01 71.9 1928-10-01 72.7 1928-11-01 72. 1928-12-01 72.9 1929-01-01 74.3000 1929-02-01 74.3000 1929-03-01 74.3000 1929-04-01 75.9000 1929-05-01 76.4000 1929-06-01 77.8000 1929-07-01 77.6000 1929-08-01 76.2000 1929-09-01 74.3000 1929-10-01 72.6000 1929-11-01 67.2000 1929-12-01 63.7000 1930-01-01 65.8 1930-02-01 65.9 1930-03-01 63.9 1930-04-01 65.8 1930-05-01 65. 1930-06-01 63.2 1930-07-01 60.7 1930-08-01 58.8 1930-09-01 58.2 1930-10-01 55.6 1930-11-01 54.7 1930-12-01 54.7 1931-01-01 53.2000 1931-02-01 53.9000 1931-03-01 55.4000 1931-04-01 56.9000 1931-05-01 56.9000 1931-06-01 54.9000 1931-07-01 55.6000 1931-08-01 51.6000 1931-09-01 49.3000 1931-10-01 47.2000 1931-11-01 46.7000 1931-12-01 47.9000 1932-01-01 45.9 1932-02-01 45.1 1932-03-01 43.1 1932-04-01 41.9 1932-05-01 40.6 1932-06-01 39.9 1932-07-01 38.3 1932-08-01 38.7 1932-09-01 41.4 1932-10-01 41.1 1932-11-01 40.6 1932-12-01 40.6 1933-01-01 40.0000 1933-02-01 39.3000 1933-03-01 37.2000 1933-04-01 41.4000 1933-05-01 47.8000 1933-06-01 53.9000 1933-07-01 56.7000 1933-08-01 51.7000 1933-09-01 47.8000 1933-10-01 44.6000 1933-11-01 42.7000 1933-12-01 42.9000 1934-01-01 46.3 1934-02-01 49.4 1934-03-01 51.7 1934-04-01 52.5 1934-05-01 53.6 1934-06-01 52.2 1934-07-01 49.1 1934-08-01 46.9 1934-09-01 44.3 1934-10-01 44.9 1934-11-01 45.1 1934-12-01 50.2 1935-01-01 52.7000 1935-02-01 53.2000 1935-03-01 53.2000 1935-04-01 52.8000 1935-05-01 52.2000 1935-06-01 53.5000 1935-07-01 53.5000 1935-08-01 52.1000 1935-09-01 51.9000 1935-10-01 54.8000 1935-11-01 57.5000 1935-12-01 60.3000 1936-01-01 58.7 1936-02-01 58.3 1936-03-01 57.6 1936-04-01 61.8 1936-05-01 62.6 1936-06-01 63.5 1936-07-01 65.4 1936-08-01 65.4 1936-09-01 65.5 1936-10-01 65.3 1936-11-01 66.9 1936-12-01 69.8 1937-01-01 68.7000 1937-02-01 69.4000 1937-03-01 70.7000 1937-04-01 71.4000 1937-05-01 71.9000 1937-06-01 69.8000 1937-07-01 69.9000 1937-08-01 70.1000 1937-09-01 66.6000 1937-10-01 63.2000 1937-11-01 58.1000 1937-12-01 55.4000 1938-01-01 53. 1938-02-01 51.4 1938-03-01 51.2 1938-04-01 51.2 1938-05-01 50.7 1938-06-01 50.3 1938-07-01 52.4 1938-08-01 55. 1938-09-01 54.5 1938-10-01 57.8 1938-11-01 62.5 1938-12-01 61.9 1939-01-01 62.9000 1939-02-01 62.5000 1939-03-01 64.7000 1939-04-01 63.0000 1939-05-01 62.0000 1939-06-01 64.8000 1939-07-01 63.3000 1939-08-01 62.3000 1939-09-01 67.5000 1939-10-01 71.0000 1939-11-01 71.4000 1939-12-01 71.9000 1940-01-01 72.5 1940-02-01 70.8 1940-03-01 68.5 1940-04-01 69.7 1940-05-01 70.4 1940-06-01 71.9 1940-07-01 69.7 1940-08-01 67.6 1940-09-01 73.9 1940-10-01 76.7 1940-11-01 78.3 1940-12-01 79.5 1941-01-01 81.4000 1941-02-01 83.1000 1941-03-01 85.3000 1941-04-01 83.4000 1941-05-01 90.5000 1941-06-01 92.7000 1941-07-01 90.9000 1941-08-01 85.6000 1941-09-01 86.6000 1941-10-01 88.6000 1941-11-01 88.2000 1941-12-01 87.1000 1942-01-01 86.4 1942-02-01 86.5 1942-03-01 90. 1942-04-01 91.3 1942-05-01 90. 1942-06-01 92.4 1942-07-01 95.1 1942-08-01 96.4 1942-09-01 96.9 1942-10-01 97.2 1942-11-01 97.3 1942-12-01 98.7 1943-01-01 98.0000 1943-02-01 97.0000 1943-03-01 95.6000 1943-04-01 94.9000 1943-05-01 93.4000 1943-06-01 90.3000 1943-07-01 93.4000 1943-08-01 92.5000 1943-09-01 92.0000 1943-10-01 90.7000 1943-11-01 89.6000 1943-12-01 90.2000 1944-01-01 91. 1944-02-01 92.7 1944-03-01 90.1 1944-04-01 90.9 1944-05-01 90.3 1944-06-01 89.5 1944-07-01 89.5 1944-08-01 89.4 1944-09-01 88.4 1944-10-01 87.9 1944-11-01 88.5 1944-12-01 88.5 1945-01-01 87.6000 1945-02-01 87.7000 1945-03-01 89.5000 1945-04-01 89.6000 1945-05-01 89.9000 1945-06-01 89.6000 1945-07-01 88.1000 1945-08-01 81.9000 1945-09-01 81.5000 1945-10-01 75.4000 1945-11-01 78.6000 1945-12-01 77.3000 1946-01-01 77.9 1946-02-01 74.8 1946-03-01 84.5 1946-04-01 81.9 1946-05-01 81.1 1946-06-01 88.6 1946-07-01 96.2 1946-08-01 99.8 1946-09-01 96.3 1946-10-01 97.9 1946-11-01 98.1 1946-12-01 96.9 1947-01-01 100.4000 1947-02-01 99.6000 1947-03-01 100.2000 1947-04-01 99.3000 1947-05-01 98.5000 1947-06-01 98.1000 1947-07-01 96.6000 1947-08-01 100.7000 1947-09-01 101.7000 1947-10-01 102.2000 1947-11-01 102.2000 1947-12-01 102.3000 1948-01-01 101.8 1948-02-01 102. 1948-03-01 99.3 1948-04-01 98.1 1948-05-01 107 1948-06-01 103.7 1948-07-01 102.9 1948-08-01 107.3 1948-09-01 103.7 1948-10-01 103.2 1948-11-01 102.5 1948-12-01 102.6 1949-01-01 100.7000 1949-02-01 98.6000 1949-03-01 97.2000 1949-04-01 98.8000 1949-05-01 97.5000 1949-06-01 97.7000 1949-07-01 94.7000 1949-08-01 103.3000 1949-09-01 100.8000 1949-10-01 87.5000 1949-11-01 93.9000 1949-12-01 98.7000 1950-01-01 104. 1950-02-01 98.8 1950-03-01 104.8 1950-04-01 108.4 1950-05-01 113.5 1950-06-01 117.5 1950-07-01 116.1 1950-08-01 127.3 1950-09-01 122.2 1950-10-01 120.8 1950-11-01 115.3 1950-12-01 118.7 1951-01-01 119.3000 1951-02-01 116.7000 1951-03-01 119.7000 1951-04-01 119.8000 1951-05-01 120.5000 1951-06-01 118.5000 1951-07-01 114.2000 1951-08-01 119.1000 1951-09-01 115.5000 1951-10-01 112.3000 1951-11-01 111.7000 1951-12-01 109.3000 1952-01-01 111. 1952-02-01 111.1 1952-03-01 111.4 1952-04-01 110.9 1952-05-01 108.8 1952-06-01 100.9 1952-07-01 93.1 1952-08-01 113.2 1952-09-01 120.5 1952-10-01 118.1 1952-11-01 119.5 1952-12-01 118.5 1953-01-01 119.3000 1953-02-01 120.3000 1953-03-01 123.6000 1953-04-01 124.3000 1953-05-01 124.1000 1953-06-01 123.3000 1953-07-01 125.7000 1953-08-01 121.7000 1953-09-01 119.6000 1953-10-01 119.3000 1953-11-01 116.2000 1953-12-01 112.9000 1954-01-01 113.5 1954-02-01 114.9 1954-03-01 114.5 1954-04-01 115.8 1954-05-01 115.9 1954-06-01 117.4 1954-07-01 114.8 1954-08-01 112.4 1954-09-01 112.2 1954-10-01 112.9 1954-11-01 118.2 1954-12-01 123.2 1955-01-01 127.5000 1955-02-01 130.9000 1955-03-01 134.5000 1955-04-01 135.7000 1955-05-01 137.7000 1955-06-01 135.5000 1955-07-01 136.5000 1955-08-01 133.9000 1955-09-01 135.3000 1955-10-01 136.2000 1955-11-01 137.8000 1955-12-01 137.6000 1956-01-01 140.4 1956-02-01 142.3 1956-03-01 137.8 1956-04-01 139.6 1956-05-01 136.7 1956-06-01 134.1 1956-07-01 120.3 1956-08-01 129.6 1956-09-01 129.6 1956-10-01 135.2 1956-11-01 134.5 1956-12-01 136.4 1957-01-01 139.1000 1957-02-01 138.8000 1957-03-01 138.1000 1957-04-01 136.2000 1957-05-01 136.8000 1957-06-01 134.7000 1957-07-01 134.2000 1957-08-01 132.6000 1957-09-01 131.5000