Month Percent 1876-01-01 2.60000 1876-02-01 1.69000 1876-03-01 2.01000 1876-04-01 3.62000 1876-05-01 3.55000 1876-06-01 3.21000 1876-07-01 2.62000 1876-08-01 2.60000 1876-09-01 3.79000 1876-10-01 4.76000 1876-11-01 4.16000 1876-12-01 4.39000 1877-01-01 4.33000 1877-02-01 3.05000 1877-03-01 2.60000 1877-04-01 2.68000 1877-05-01 1.27000 1877-06-01 1.66000 1877-07-01 2.78000 1877-08-01 3.79000 1877-09-01 3.61000 1877-10-01 3.25000 1877-11-01 2.71000 1877-12-01 2.23000 1878-01-01 3.71000 1878-02-01 3.65000 1878-03-01 2.97000 1878-04-01 2.84000 1878-05-01 2.27000 1878-06-01 1.81000 1878-07-01 0.830000 1878-08-01 -0.340000 1878-09-01 0.390000 1878-10-01 0.250000 1878-11-01 0.420000 1878-12-01 0.140000 1879-01-01 1.01000 1879-02-01 1.01000 1879-03-01 2.98000 1879-04-01 4.14000 1879-05-01 3.28000 1879-06-01 2.87000 1879-07-01 2.98000 1879-08-01 4.52000 1879-09-01 4.75000 1879-10-01 4.60000 1879-11-01 4.05000 1879-12-01 3.45000 1880-01-01 3.64000 1880-02-01 2.84000 1880-03-01 2.67000 1880-04-01 2.84000 1880-05-01 2.28000 1880-06-01 2.14000 1880-07-01 2.62000 1880-08-01 2.94000 1880-09-01 2.98000 1880-10-01 3.18000 1880-11-01 3.46000 1880-12-01 3.35000 1881-01-01 2.05000 1881-02-01 2.41000 1881-03-01 3.05000 1881-04-01 2.78000 1881-05-01 2.18000 1881-06-01 1.67000 1881-07-01 2.55000 1881-08-01 2.33000 1881-09-01 2.34000 1881-10-01 1.95000 1881-11-01 2.42000 1881-12-01 1.84000 1882-01-01 1.28000 1882-02-01 0.350000 1882-03-01 2.40000 1882-04-01 2.56000 1882-05-01 2.38000 1882-06-01 2.84000 1882-07-01 2.62000 1882-08-01 2.48000 1882-09-01 2.67000 1882-10-01 2.79000 1882-11-01 2.80000 1882-12-01 1.99000 1883-01-01 2.03000 1883-02-01 2.26000 1883-03-01 3.53000 1883-04-01 2.98000 1883-05-01 1.80000 1883-06-01 2.02000 1883-07-01 1.17000 1883-08-01 1.90000 1883-09-01 3.39000 1883-10-01 3.67000 1883-11-01 3.53000 1883-12-01 2.81000 1884-01-01 2.53000 1884-02-01 1.54000 1884-03-01 1.87000 1884-04-01 2.91000 1884-05-01 3.36000 1884-06-01 4.08000 1884-07-01 4.78000 1884-08-01 3.92000 1884-09-01 4.06000 1884-10-01 2.78000 1884-11-01 1.05000 1884-12-01 0.810000 1885-01-01 0.930000 1885-02-01 0.970000 1885-03-01 1.19000 1885-04-01 1.33000 1885-05-01 2.23000 1885-06-01 2.72000 1885-07-01 2.71000 1885-08-01 2.37000 1885-09-01 2.16000 1885-10-01 2.65000 1885-11-01 2.17000 1885-12-01 1.64000 1886-01-01 2.22000 1886-02-01 2.45000 1886-03-01 2.25000 1886-04-01 2.49000 1886-05-01 2.03000 1886-06-01 2.65000 1886-07-01 2.86000 1886-08-01 3.07000 1886-09-01 3.43000 1886-10-01 3.21000 1886-11-01 2.78000 1886-12-01 2.25000 1887-01-01 2.22000 1887-02-01 1.83000 1887-03-01 2.90000 1887-04-01 4.17000 1887-05-01 4.21000 1887-06-01 4.07000 1887-07-01 4.80000 1887-08-01 3.90000 1887-09-01 3.29000 1887-10-01 3.10000 1887-11-01 2.69000 1887-12-01 3.14000 1888-01-01 3.76000 1888-02-01 3.29000 1888-03-01 3.73000 1888-04-01 3.93000 1888-05-01 2.74000 1888-06-01 3.01000 1888-07-01 2.78000 1888-08-01 1.71000 1888-09-01 1.80000 1888-10-01 1.47000 1888-11-01 1.29000 1888-12-01 0.800000 1889-01-01 1.93000 1889-02-01 1.70000 1889-03-01 1.76000 1889-04-01 2.60000 1889-05-01 2.29000 1889-06-01 2.46000 1889-07-01 2.98000 1889-08-01 2.30000 1889-09-01 1.50000 1889-10-01 2.25000 1889-11-01 1.96000 1889-12-01 2.32000 1890-01-01 0.870000 1890-02-01 0.650000 1890-03-01 2.59000 1890-04-01 3.16000 1890-05-01 3.24000 1890-06-01 2.09000 1890-07-01 1.17000 1890-08-01 1.64000 1890-09-01 1.81000 1890-10-01 1.00000 1890-11-01 1.06000 1890-12-01 3.28000 1891-01-01 3.51000 1891-02-01 2.50000 1891-03-01 2.82000 1891-04-01 2.36000 1891-05-01 1.33000 1891-06-01 3.20000 1891-07-01 4.02000 1891-08-01 4.06000 1891-09-01 3.48000 1891-10-01 2.67000 1891-11-01 1.89000 1891-12-01 2.61000 1892-01-01 2.08000 1892-02-01 1.39000 1892-03-01 2.17000 1892-04-01 2.27000 1892-05-01 2.16000 1892-06-01 2.07000 1892-07-01 2.59000 1892-08-01 2.94000 1892-09-01 3.70000 1892-10-01 3.39000 1892-11-01 2.64000 1892-12-01 3.61000 1893-01-01 3.76000 1893-02-01 3.38000 1893-03-01 5.26000 1893-04-01 4.09000 1893-05-01 2.99000 1893-06-01 6.73000 1893-07-01 9.36000 1893-08-01 6.74000 1893-09-01 5.68000 1893-10-01 4.08000 1893-11-01 1.97000 1893-12-01 1.20000 1894-01-01 1.81000 1894-02-01 1.39000 1894-03-01 1.75000 1894-04-01 1.91000 1894-05-01 1.85000 1894-06-01 2.20000 1894-07-01 2.35000 1894-08-01 2.48000 1894-09-01 2.73000 1894-10-01 2.20000 1894-11-01 1.98000 1894-12-01 2.00000 1895-01-01 2.48000 1895-02-01 2.49000 1895-03-01 2.75000 1895-04-01 3.17000 1895-05-01 1.98000 1895-06-01 2.03000 1895-07-01 2.35000 1895-08-01 2.84000 1895-09-01 3.39000 1895-10-01 4.16000 1895-11-01 2.96000 1895-12-01 3.78000 1896-01-01 4.94000 1896-02-01 4.81000 1896-03-01 4.48000 1896-04-01 4.65000 1896-05-01 3.63000 1896-06-01 3.51000 1896-07-01 4.41000 1896-08-01 6.89000 1896-09-01 6.55000 1896-10-01 5.74000 1896-11-01 1.69000 1896-12-01 0.390000 1897-01-01 0.620000 1897-02-01 1.12000 1897-03-01 1.78000 1897-04-01 2.28000 1897-05-01 2.58000 1897-06-01 2.17000 1897-07-01 2.56000 1897-08-01 2.23000 1897-09-01 2.08000 1897-10-01 1.73000 1897-11-01 0.490000 1897-12-01 0.480000 1898-01-01 0.800000 1898-02-01 0.430000 1898-03-01 1.70000 1898-04-01 2.15000 1898-05-01 1.38000 1898-06-01 1.76000 1898-07-01 2.45000 1898-08-01 2.23000 1898-09-01 1.95000 1898-10-01 -0.600000E-01 1898-11-01 -0.170000 1898-12-01 -0.320000 1899-01-01 0.560000 1899-02-01 0.970000 1899-03-01 1.48000 1899-04-01 1.47000 1899-05-01 1.37000 1899-06-01 1.13000 1899-07-01 0.470000 1899-08-01 0.790000 1899-09-01 1.36000 1899-10-01 0.550000 1899-11-01 0.810000 1899-12-01 -0.260000 1900-01-01 1.16000 1900-02-01 0.690000 1900-03-01 1.00000 1900-04-01 0.220000 1900-05-01 0.170000 1900-06-01 1.07000 1900-07-01 0.690000 1900-08-01 0.310000 1900-09-01 0.510000 1900-10-01 1.16000 1900-11-01 0.430000 1900-12-01 0.730000 1901-01-01 -0.120000 1901-02-01 -0.800000E-01 1901-03-01 0.600000E-01 1901-04-01 0.410000 1901-05-01 0.290000 1901-06-01 1.23000 1901-07-01 1.78000 1901-08-01 2.14000 1901-09-01 2.62000 1901-10-01 2.21000 1901-11-01 1.33000 1901-12-01 1.48000 1902-01-01 1.47000 1902-02-01 1.25000 1902-03-01 1.64000 1902-04-01 1.72000 1902-05-01 1.74000 1902-06-01 1.81000 1902-07-01 2.13000 1902-08-01 2.14000 1902-09-01 2.64000 1902-10-01 2.52000 1902-11-01 2.20000 1902-12-01 2.10000 1903-01-01 1.70000 1903-02-01 1.42000 1903-03-01 1.95000 1903-04-01 1.75000 1903-05-01 1.29000 1903-06-01 2.24000 1903-07-01 3.02000 1903-08-01 3.14000 1903-09-01 2.20000 1903-10-01 2.16000 1903-11-01 1.97000 1903-12-01 2.06000 1904-01-01 1.63000 1904-02-01 1.55000 1904-03-01 1.70000 1904-04-01 1.60000 1904-05-01 1.87000 1904-06-01 1.52000 1904-07-01 1.07000 1904-08-01 1.00000 1904-09-01 1.85000 1904-10-01 1.91000 1904-11-01 1.17000 1904-12-01 1.44000 1905-01-01 1.46000 1905-02-01 1.36000 1905-03-01 1.69000 1905-04-01 1.90000 1905-05-01 1.78000 1905-06-01 1.74000 1905-07-01 2.37000 1905-08-01 2.29000 1905-09-01 1.94000 1905-10-01 0.970000 1905-11-01 1.61000 1905-12-01 2.10000 1906-01-01 1.35000 1906-02-01 1.17000 1906-03-01 1.78000 1906-04-01 2.24000 1906-05-01 1.64000 1906-06-01 1.91000 1906-07-01 2.31000 1906-08-01 2.74000 1906-09-01 2.52000 1906-10-01 1.17000 1906-11-01 0.400000 1906-12-01 0.480000 1907-01-01 1.28000 1907-02-01 1.20000 1907-03-01 1.22000 1907-04-01 2.30000 1907-05-01 2.21000 1907-06-01 1.64000 1907-07-01 2.21000 1907-08-01 2.01000 1907-09-01 2.91000 1907-10-01 2.83000 1907-11-01 0.800000 1907-12-01 1.92000 1908-01-01 2.28000 1908-02-01 1.47000 1908-03-01 2.87000 1908-04-01 1.90000 1908-05-01 1.82000 1908-06-01 2.30000 1908-07-01 2.47000 1908-08-01 2.18000 1908-09-01 2.49000 1908-10-01 2.15000 1908-11-01 1.80000 1908-12-01 1.61000 1909-01-01 1.23000 1909-02-01 1.28000 1909-03-01 1.38000 1909-04-01 2.14000 1909-05-01 2.04000 1909-06-01 1.50000 1909-07-01 1.99000 1909-08-01 2.59000 1909-09-01 2.66000 1909-10-01 1.55000 1909-11-01 0.820000 1909-12-01 1.39000 1910-01-01 1.81000 1910-02-01 2.14000 1910-03-01 1.33000 1910-04-01 0.950000 1910-05-01 1.27000 1910-06-01 2.27000 1910-07-01 3.31000 1910-08-01 2.76000 1910-09-01 2.45000 1910-10-01 1.48000 1910-11-01 1.08000 1910-12-01 1.09000 1911-01-01 0.290000 1911-02-01 0.960000 1911-03-01 1.53000 1911-04-01 1.16000 1911-05-01 1.43000 1911-06-01 1.49000 1911-07-01 1.75000 1911-08-01 1.54000 1911-09-01 1.19000 1911-10-01 0.600000 1911-11-01 0.490000 1911-12-01 0.820000 1912-01-01 0.270000 1912-02-01 0.380000 1912-03-01 0.750000 1912-04-01 0.740000 1912-05-01 1.26000 1912-06-01 1.14000 1912-07-01 1.57000 1912-08-01 1.78000 1912-09-01 1.93000 1912-10-01 1.52000 1912-11-01 0.900000 1912-12-01 1.15000 1913-01-01 0.200000 1913-02-01 0.130000 1913-03-01 0.980000 1913-04-01 1.62000 1913-05-01 1.64000 1913-06-01 1.63000 1913-07-01 1.91000 1913-08-01 2.17000 1913-09-01 1.93000 1913-10-01 0.820000 1913-11-01 0.650000 1913-12-01 0.870000 1914-01-01 1.31000 1914-02-01 1.70000 1914-03-01 1.69000 1914-04-01 1.74000 1914-05-01 1.12000 1914-06-01 1.38000 1914-07-01 1.66000 1914-08-01 1.13000 1914-09-01 3.17000 1914-10-01 3.25000 1914-11-01 2.59000 1914-12-01 1.56000 1915-01-01 1.79000 1915-02-01 2.37000 1915-03-01 1.44000 1915-04-01 0.790000 1915-05-01 0.880000 1915-06-01 0.420000 1915-07-01 -1.47000 1915-08-01 -1.30000 1915-09-01 -1.45000 1915-10-01 -1.56000 1915-11-01 -2.20000 1915-12-01 -2.07000 1916-01-01 -2.04000 1916-02-01 -1.97000 1916-03-01 -1.76000 1916-04-01 -1.45000 1916-05-01 -1.44000 1916-06-01 -1.28000 1916-07-01 -1.55000 1916-08-01 -1.86000 1916-09-01 -2.18000 1916-10-01 -2.18000 1916-11-01 -1.99000 1916-12-01 -1.59000 1917-01-01 -1.45000 1917-02-01 -1.02000 1917-03-01 -0.550000 1917-04-01 -0.340000 1917-05-01 0.900000E-01 1917-06-01 0.320000 1917-07-01 -0.100000 1917-08-01 0.300000E-01 1917-09-01 0.410000 1917-10-01 0.610000 1917-11-01 0.680000 1917-12-01 0.900000 1918-01-01 1.56000 1918-02-01 1.88000 1918-03-01 2.32000 1918-04-01 2.40000 1918-05-01 2.38000 1918-06-01 2.39000 1918-07-01 2.37000 1918-08-01 2.44000 1918-09-01 2.50000 1918-10-01 2.48000 1918-11-01 2.45000 1918-12-01 2.30000 1919-01-01 1.74000 1919-02-01 1.64000 1919-03-01 1.83000 1919-04-01 1.87000 1919-05-01 1.86000 1919-06-01 2.32000 1919-07-01 2.06000 1919-08-01 1.77000 1919-09-01 1.72000 1919-10-01 1.00000 1919-11-01 -0.300000 1919-12-01 0.150000 1920-01-01 0.420000 1920-02-01 0.690000 1920-03-01 0.990000 1920-04-01 0.610000 1920-05-01 0.390000 1920-06-01 1.04000 1920-07-01 1.22000 1920-08-01 1.34000 1920-09-01 1.26000 1920-10-01 1.35000 1920-11-01 1.26000 1920-12-01 1.21000 1921-01-01 1.20000 1921-02-01 1.05000 1921-03-01 1.29000 1921-04-01 1.58000 1921-05-01 1.26000 1921-06-01 1.21000 1921-07-01 1.30000 1921-08-01 1.22000 1921-09-01 1.62000 1921-10-01 1.63000 1921-11-01 1.26000 1921-12-01 1.56000 1922-01-01 1.33000 1922-02-01 1.63000 1922-03-01 1.54000 1922-04-01 1.94000 1922-05-01 1.97000 1922-06-01 1.65000 1922-07-01 2.05000 1922-08-01 1.52000 1922-09-01 1.65000 1922-10-01 2.02000 1922-11-01 2.11000 1922-12-01 2.10000 1923-01-01 2.36000 1923-02-01 2.22000 1923-03-01 2.79000 1923-04-01 3.03000 1923-05-01 3.13000 1923-06-01 2.81000 1923-07-01 1.64000 1923-08-01 1.85000 1923-09-01 1.94000 1923-10-01 1.99000 1923-11-01 1.81000 1923-12-01 1.58000 1924-01-01 1.58000 1924-02-01 1.29000 1924-03-01 1.50000 1924-04-01 1.54000 1924-05-01 1.16000 1924-06-01 0.960000 1924-07-01 -0.400000E-01 1924-08-01 -0.540000 1924-09-01 -0.630000 1924-10-01 -0.610000 1924-11-01 -0.480000 1924-12-01 -0.200000 1925-01-01 -0.150000 1925-02-01 -0.360000 1925-03-01 -0.490000 1925-04-01 -0.340000 1925-05-01 -0.660000 1925-06-01 -0.570000 1925-07-01 -0.460000 1925-08-01 0.700000E-01 1925-09-01 0.500000 1925-10-01 0.800000 1925-11-01 0.440000 1925-12-01 -0.390000 1926-01-01 -0.410000 1926-02-01 -0.110000 1926-03-01 -0.110000 1926-04-01 -0.150000 1926-05-01 -0.350000 1926-06-01 -0.380000 1926-07-01 -0.310000 1926-08-01 -0.240000 1926-09-01 -0.140000 1926-10-01 -0.150000 1926-11-01 -0.290000 1926-12-01 -0.150000 1927-01-01 0.400000E-01 1927-02-01 -0.290000 1927-03-01 -0.300000 1927-04-01 0.500000E-01 1927-05-01 0.240000 1927-06-01 -0.230000 1927-07-01 -0.270000 1927-08-01 -0.430000 1927-09-01 -0.400000 1927-10-01 -0.310000 1927-11-01 -0.380000 1927-12-01 -0.350000 1928-01-01 -0.280000 1928-02-01 -0.210000 1928-03-01 0.700000E-01 1928-04-01 0.290000 1928-05-01 0.560000 1928-06-01 0.900000 1928-07-01 1.09000 1928-08-01 1.15000 1928-09-01 1.38000 1928-10-01 1.17000 1928-11-01 0.970000 1928-12-01 1.05000 1929-01-01 1.18000 1929-02-01 0.570000 1929-03-01 0.350000 1929-04-01 0.660000 1929-05-01 0.780000 1929-06-01 0.670000 1929-07-01 0.620000 1929-08-01 0.600000 1929-09-01 0.500000 1929-10-01 -0.300000E-01 1929-11-01 0.700000E-01 1929-12-01 0.250000 1930-01-01 0.840000 1930-02-01 0.840000 1930-03-01 1.47000 1930-04-01 1.37000 1930-05-01 1.54000 1930-06-01 1.10000 1930-07-01 0.770000 1930-08-01 0.800000 1930-09-01 0.930000 1930-10-01 0.910000 1930-11-01 0.780000 1930-12-01 0.490000 1931-01-01 0.570000 1931-02-01 -0.800000E-01 1931-03-01 -0.600000E-01 1931-04-01 -0.180000 1931-05-01 -0.110000 1931-06-01 0.100000E-01 1931-07-01 -0.740000 1931-08-01 -2.41000 1931-09-01 -2.75000 1931-10-01 -2.34000 1931-11-01 -1.77000 1931-12-01 -1.88000 1932-01-01 -1.56000 1932-02-01 -0.620000 1932-03-01 0.930000 1932-04-01 1.19000 1932-05-01 1.62000 1932-06-01 1.73000 1932-07-01 1.66000 1932-08-01 1.42000 1932-09-01 1.44000 1932-10-01 1.12000 1932-11-01 0.830000 1932-12-01 0.400000 1933-01-01 0.530000 1933-02-01 0.550000 1933-03-01 2.15000 1933-04-01 1.96000 1933-05-01 1.57000 1933-06-01 1.17000 1933-07-01 1.02000 1933-08-01 1.08000 1933-09-01 0.800000 1933-10-01 0.460000 1933-11-01 0.200000 1933-12-01 0.250000 1934-01-01 0.240000 1934-02-01 0.260000 1934-03-01 0.700000E-01 1934-04-01 0.400000E-01 1934-05-01 -0.100000E-01 1934-06-01 -0.170000 1934-07-01 -0.110000 1934-08-01 -0.400000E-01 1934-09-01 0.400000E-01 1934-10-01 -0.200000E-01 1934-11-01 0.280000 1934-12-01 0.170000 1935-01-01 0.390000 1935-02-01 0.380000 1935-03-01 0.180000 1935-04-01 0.160000 1935-05-01 0.160000 1935-06-01 0.100000E-01 1935-07-01 0.130000 1935-08-01 0.150000 1935-09-01 0.170000 1935-10-01 0.110000 1935-11-01 0.180000 1935-12-01 0.100000E-01 1936-01-01 0.200000 1936-02-01 0.200000 1936-03-01 0.200000 1936-04-01 0.200000 1936-05-01 0.200000 1936-06-01 -0.700000E-01 1936-07-01 0.170000 1936-08-01 0.200000 1936-09-01 0.200000 1936-10-01 0.190000 1936-11-01 0.180000 1936-12-01 -0.120000 1937-01-01 0.190000 1937-02-01 0.200000 1937-03-01 0.280000 1937-04-01 0.450000 1937-05-01 0.450000 1937-06-01 0.280000 1937-07-01 0.440000 1937-08-01 0.450000 1937-09-01 0.450000 1937-10-01 0.450000 1937-11-01 0.390000 1937-12-01 0.260000 1938-01-01 0.460000 1938-02-01 0.530000 1938-03-01 0.470000 1938-04-01 0.350000 1938-05-01 0.340000 1938-06-01 0.280000 1938-07-01 0.330000 1938-08-01 0.350000 1938-09-01 -0.100000 1938-11-01 0.100000E-01 1938-12-01 -0.300000 1939-01-01 0.140000 1939-02-01 0.160000 1939-03-01 -0.300000E-01 1939-04-01 -0.680000 1939-05-01 -0.100000E-01 1939-06-01 -0.900000E-01 1939-07-01 -0.900000E-01 1939-08-01 -0.810000 1939-09-01 -2.70000 1939-10-01 -1.05000 1939-11-01 -0.390000