year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,25.8,0.377,8.46,6e-16,13.4
1851,27.5,0.42,8.56,0.0368,13.5
1852,29.8,0.477,8.67,0.0737,13.5
1853,31.5,0.517,8.78,0.111,13.6
1854,35.2,0.606,8.88,0.147,13.7
1855,39.6,0.711,8.99,0.184,13.8
1856,42.1,0.769,9.09,0.221,13.9
1857,44.4,0.819,9.2,0.258,14.0
1858,47.3,0.885,9.3,0.295,14.2
1859,45.9,0.841,9.4,0.332,14.3
1860,48.9,0.905,9.5,0.368,14.4
1861,54.2,1.03,9.6,0.405,14.6
1862,58.8,1.13,9.7,0.442,14.7
1863,63.0,1.23,9.79,0.479,14.9
1864,70.7,1.41,9.88,0.516,15.1
1865,78.0,1.58,9.97,0.553,15.2
1866,78.0,1.56,10.1,0.589,15.4
1867,84.8,1.72,10.2,0.626,15.6
1868,90.5,1.85,10.3,0.663,15.9
1869,94.4,1.93,10.4,0.7,16.1
1870,94.2,1.9,10.5,0.737,16.3
1871,103.0,2.12,10.6,0.774,16.6
1872,111.0,2.29,10.7,0.81,16.9
1873,118.0,2.44,10.9,0.847,17.3
1874,92.4,1.78,11.0,0.884,17.6
1875,123.0,2.52,11.2,0.921,18.1
1876,125.0,2.57,11.3,0.958,18.5
1877,124.0,2.51,11.5,0.995,18.9
1878,128.0,2.6,11.6,1.03,19.4
1879,135.0,2.75,11.8,1.07,19.8
1880,150.0,3.09,11.9,1.11,20.1
1881,160.0,3.33,12.1,1.14,20.5
1882,170.0,3.56,12.2,1.18,20.8
1883,181.0,3.8,12.4,1.22,21.2
1884,186.0,3.91,12.5,1.25,21.5
1885,190.0,4.0,12.7,1.29,21.8
1886,193.0,4.05,12.8,1.33,22.1
1887,201.0,4.23,13.0,1.36,22.5
1888,218.0,4.62,13.1,1.4,22.8
1889,231.0,4.93,13.3,1.44,23.2
1890,242.0,4.78,13.5,1.47,19.8
1891,256.0,4.79,13.7,1.51,22.6
1892,251.0,4.8,13.9,1.55,25.2
1893,258.0,4.82,14.1,1.58,27.6
1894,268.0,4.84,14.3,1.62,29.7
1895,278.0,4.86,14.5,1.66,31.6
1896,297.0,4.88,14.7,1.69,33.3
1897,315.0,4.9,15.0,1.73,34.6
1898,328.0,4.92,15.2,1.77,35.6
1899,347.0,4.95,15.4,1.81,36.3
1900,371.0,4.97,15.6,1.84,36.6
1901,372.0,5.0,15.8,1.88,36.3
1902,367.0,5.03,16.0,1.92,35.7
1903,392.0,5.06,16.2,1.95,35.0
1904,406.0,5.09,16.5,1.99,34.0
1905,434.0,5.13,16.7,2.03,32.9
1906,415.0,5.17,16.9,2.06,31.8
1907,495.0,5.21,17.1,2.1,31.0
1908,501.0,5.25,17.3,2.14,30.1
1909,501.0,5.3,17.6,2.17,29.6
1910,501.0,5.34,17.8,2.21,29.4
1911,514.0,5.39,18.0,2.25,29.4
1912,553.0,5.44,18.3,2.28,29.6
1913,588.0,5.5,18.5,2.32,29.8
1914,550.0,5.55,18.8,2.36,29.9
1915,515.0,5.62,19.0,2.39,30.0
1916,551.0,5.69,19.3,2.43,30.3
1917,573.0,5.77,19.5,2.47,30.6
1918,552.0,5.85,19.8,2.51,30.8
1919,437.0,5.96,20.1,2.54,30.7
1920,478.0,6.07,20.3,2.58,31.1
1921,522.0,6.25,20.6,2.62,31.5
1922,505.0,6.53,20.9,2.65,31.9
1923,385.0,6.89,21.1,2.69,32.0
1924,504.0,7.32,21.4,2.73,32.8
1925,512.0,7.79,21.7,2.76,33.4
1926,469.0,8.3,21.9,2.8,33.9
1927,537.0,13.5,22.2,2.84,34.7
1928,558.0,14.3,22.5,2.87,35.3
1929,593.0,14.5,22.8,2.91,36.0
1930,518.0,13.9,23.1,2.95,36.4
1931,444.0,13.2,23.3,2.98,36.7
1932,407.0,13.1,23.5,3.02,37.3
1933,424.0,14.3,23.8,3.06,38.1
1934,466.0,16.6,24.0,3.09,39.0
1935,507.0,18.8,24.2,3.13,39.9
1936,552.0,21.4,24.4,3.17,40.7
1937,615.0,22.7,24.7,3.21,41.5
1938,650.0,25.3,25.0,3.24,42.1
1939,697.0,24.9,25.4,3.28,42.5
1940,705.0,23.4,25.8,3.32,42.7
1941,710.0,24.4,26.4,3.35,43.0
1942,719.0,22.2,27.3,3.39,43.9
1943,728.0,23.8,28.5,3.43,45.2
1944,654.0,22.8,29.8,3.46,46.5
1945,178.0,21.9,31.2,3.5,46.8
1946,328.0,20.9,32.6,3.54,48.9
1947,372.0,21.8,34.0,3.57,50.6
1948,428.0,24.7,35.3,3.61,52.1
1949,479.0,27.5,36.4,3.65,53.2
1950,555.0,30.2,37.2,3.68,53.9
1951,619.0,32.5,37.8,3.72,54.3
1952,652.0,35.0,38.5,3.76,55.0
1953,663.0,39.4,39.1,3.79,55.8
1954,699.0,43.0,39.7,3.83,56.8
1955,761.0,47.6,40.3,3.87,57.9
1956,803.0,51.8,40.7,3.9,59.0
1957,815.0,55.5,41.1,3.94,60.0
1958,794.0,59.6,41.5,3.98,60.7
1959,792.0,66.0,41.7,4.02,61.3
1960,848.0,71.3,41.8,4.05,61.8
1961,867.0,76.6,41.8,4.09,62.4
1962,914.0,81.9,41.8,4.13,64.5
1963,975.0,86.8,41.9,4.16,64.3
1964,995.0,94.6,41.9,4.2,64.7
1965,987.0,99.9,42.0,4.24,65.8
1966,978.0,105.0,42.0,4.27,67.1
1967,964.0,108.0,42.1,4.31,68.2
1968,1010.0,114.0,42.1,4.35,69.2
1969,1080.0,119.0,42.2,4.38,70.3
1970,1050.0,114.0,40.0,4.08,70.5
1971,1060.0,114.0,42.5,4.14,70.9
1972,1060.0,119.0,42.6,4.2,71.0
1973,1100.0,123.0,42.6,4.29,71.3
1974,1080.0,119.0,42.6,4.17,73.2
1975,1020.0,110.0,42.1,3.99,73.5
1976,1110.0,112.0,42.4,4.11,74.3
1977,1070.0,106.0,42.3,4.14,74.7
1978,1090.0,108.0,42.3,4.29,76.0
1979,1130.0,112.0,42.3,4.44,77.0
1980,1120.0,102.0,42.1,4.29,77.7
1981,1070.0,97.9,41.7,4.08,77.0
1982,1040.0,87.2,41.1,3.9,77.8
1983,1030.0,87.5,40.6,3.84,77.2
1984,1050.0,91.5,40.6,3.84,78.8
1985,1060.0,88.5,40.3,3.75,79.8
1986,1060.0,82.8,40.1,3.75,79.6
1987,1050.0,81.3,39.9,3.72,78.9
1988,1040.0,83.5,39.9,3.64,78.0
1989,1030.0,86.5,39.5,3.49,76.3
1990,1040.0,89.0,38.3,3.37,79.3
1991,1000.0,85.8,39.7,3.13,71.5
1992,951.0,86.1,40.3,2.98,69.3
1993,942.0,87.4,40.1,2.85,68.5
1994,920.0,93.0,39.3,2.7,66.8
1995,918.0,91.0,38.3,2.58,68.2
1996,939.0,90.6,36.8,2.51,68.5
1997,907.0,91.0,33.9,2.39,67.5
1998,898.0,77.4,31.7,2.31,67.8
1999,873.0,69.5,30.1,2.21,68.3
2000,870.0,74.4,28.5,2.1,68.3
2001,891.0,71.4,26.9,2.03,68.0
2002,874.0,70.1,25.5,1.95,65.7
2003,869.0,75.8,24.0,1.93,64.8
2004,852.0,77.9,22.7,1.85,64.6
2005,832.0,74.6,21.3,1.78,64.2
2006,842.0,75.0,19.5,1.8,63.4
2007,816.0,76.3,18.2,1.77,62.9
2008,821.0,72.3,16.9,1.74,65.1
2009,763.0,64.5,15.7,1.64,64.3
2010,802.0,62.1,14.6,1.68,63.6
2011,778.0,62.2,13.8,1.65,65.3
2012,785.0,61.3,13.0,1.68,64.9
2013,802.0,61.1,12.3,1.69,66.1
2014,762.0,61.0,11.7,1.67,67.5
2015,767.0,60.0,11.2,1.71,68.0
2016,770.0,61.9,10.7,1.58,66.5
2017,752.0,65.4,10.2,1.56,66.1
2018,720.0,64.6,9.73,1.54,63.6