year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,132.0,0.606,11.4,4.519999999999999e-16,8.17
1851,127.0,0.577,11.5,0.027800000000000002,8.19
1852,126.0,0.575,11.7,0.0557,8.23
1853,126.0,0.572,11.8,0.0835,8.27
1854,150.0,0.689,12.0,0.111,8.33
1855,141.0,0.645,12.1,0.139,8.38
1856,151.0,0.694,12.3,0.167,8.45
1857,149.0,0.682,12.4,0.195,8.51
1858,146.0,0.668,12.5,0.223,8.57
1859,162.0,0.742,12.7,0.25,8.66
1860,180.0,0.831,12.8,0.278,8.75
1861,187.0,0.866,13.0,0.306,8.84
1862,182.0,0.838,13.1,0.334,8.92
1863,194.0,0.891,13.2,0.362,9.02
1864,208.0,0.959,13.4,0.39,9.13
1865,220.0,1.02,13.5,0.417,9.25
1866,227.0,1.05,13.7,0.445,9.36
1867,233.0,1.08,13.8,0.473,9.48
1868,229.0,1.05,13.9,0.501,9.6
1869,240.0,1.11,14.1,0.529,9.73
1870,246.0,1.13,14.2,0.557,9.87
1871,260.0,1.2,14.4,0.584,10.0
1872,274.0,1.26,14.6,0.612,10.2
1873,284.0,1.31,14.8,0.64,10.5
1874,277.0,1.27,15.0,0.668,10.7
1875,292.0,1.34,15.2,0.696,10.9
1876,293.0,1.34,15.4,0.724,11.2
1877,298.0,1.37,15.6,0.751,11.4
1878,294.0,1.34,15.8,0.779,11.7
1879,297.0,1.35,16.0,0.807,11.9
1880,322.0,1.47,16.3,0.835,12.1
1881,338.0,1.55,16.5,0.863,12.3
1882,342.0,1.56,16.7,0.89,12.5
1883,355.0,1.62,16.9,0.918,12.7
1884,347.0,1.58,17.1,0.946,12.9
1885,344.0,1.56,17.3,0.974,13.1
1886,342.0,1.55,17.5,1.0,13.3
1887,351.0,1.59,17.7,1.03,13.5
1888,365.0,1.65,17.9,1.06,13.7
1889,378.0,1.71,18.1,1.09,13.9
1890,387.0,1.7,18.4,1.11,11.9
1891,396.0,1.71,18.7,1.14,13.5
1892,389.0,1.71,19.0,1.17,15.0
1893,354.0,1.72,19.2,1.2,16.4
1894,401.0,1.72,19.5,1.22,17.7
1895,405.0,1.73,19.8,1.25,18.9
1896,417.0,1.74,20.1,1.28,19.8
1897,428.0,1.75,20.4,1.31,20.6
1898,430.0,1.76,20.7,1.34,21.2
1899,459.0,1.77,21.0,1.36,21.5
1900,466.0,1.78,21.3,1.39,21.7
1901,458.0,1.79,21.6,1.42,21.5
1902,475.0,1.8,21.9,1.45,21.2
1903,480.0,1.81,22.2,1.47,20.7
1904,484.0,1.82,22.5,1.5,20.1
1905,491.0,1.84,22.8,1.53,19.4
1906,508.0,1.85,23.1,1.56,18.8
1907,529.0,1.87,23.4,1.59,18.2
1908,519.0,1.88,23.7,1.61,17.7
1909,524.0,1.9,24.0,1.64,17.3
1910,528.0,1.92,24.3,1.67,17.2
1911,539.0,1.94,24.6,1.7,17.2
1912,513.0,1.96,24.9,1.73,17.2
1913,555.0,1.97,25.3,1.75,17.3
1914,539.0,1.99,25.6,1.78,17.4
1915,545.0,2.02,25.9,1.81,17.5
1916,562.0,2.04,26.3,1.84,17.7
1917,555.0,2.07,26.6,1.86,17.8
1918,520.0,2.1,26.9,1.89,17.9
1919,509.0,2.14,27.2,1.92,18.1
1920,523.0,2.18,27.6,1.95,18.2
1921,372.0,2.29,27.7,1.98,18.3
1922,482.0,2.52,28.2,2.0,18.6
1923,509.0,2.84,28.6,2.03,18.9
1924,532.0,3.23,29.0,2.06,19.3
1925,507.0,3.65,29.4,2.09,19.6
1926,304.0,4.08,29.4,2.11,19.8
1927,526.0,4.49,30.1,2.14,20.4
1928,496.0,7.77,30.4,2.17,20.7
1929,520.0,8.31,30.8,2.2,21.1
1930,500.0,8.74,31.2,2.23,21.4
1931,471.0,9.46,31.4,2.25,21.7
1932,456.0,8.51,31.7,2.28,22.1
1933,452.0,8.77,32.0,2.31,22.6
1934,483.0,9.48,32.3,2.34,23.0
1935,489.0,10.2,32.7,2.37,23.5
1936,514.0,10.8,33.0,2.39,23.9
1937,528.0,11.4,33.4,2.42,24.3
1938,509.0,12.1,33.8,2.45,24.5
1939,516.0,12.2,34.2,2.48,24.7
1940,539.0,12.4,34.8,2.5,24.8
1941,530.0,12.6,35.6,2.53,25.0
1942,529.0,13.0,36.8,2.56,25.5
1943,515.0,13.1,38.3,2.59,26.2
1944,502.0,11.7,40.0,2.62,27.0
1945,477.0,11.7,41.8,2.64,28.0
1946,494.0,13.7,43.7,2.67,29.0
1947,518.0,14.4,45.6,2.7,29.9
1948,531.0,15.9,47.2,2.73,30.7
1949,540.0,16.8,48.7,2.75,31.2
1950,556.0,17.8,49.8,2.78,31.5
1951,601.0,18.9,50.7,2.81,31.7
1952,586.0,20.7,51.5,2.84,32.0
1953,600.0,22.3,52.4,2.87,32.5
1954,614.0,24.6,53.2,2.89,33.0
1955,641.0,26.9,53.9,2.92,33.6
1956,640.0,29.3,54.6,2.95,34.2
1957,640.0,31.0,55.1,2.98,34.7
1958,627.0,33.1,55.5,3.01,35.2
1959,619.0,36.0,55.7,3.03,35.5
1960,657.0,38.7,55.9,3.06,35.8
1961,662.0,41.5,55.9,3.09,38.4
1962,667.0,44.0,56.0,3.12,37.2
1963,678.0,46.7,56.0,3.14,37.1
1964,682.0,51.5,56.0,3.17,37.1
1965,697.0,54.4,56.1,3.2,38.2
1966,693.0,57.2,56.1,3.23,38.6
1967,667.0,60.7,56.1,3.26,39.2
1968,682.0,63.6,56.2,3.28,38.6
1969,704.0,65.9,56.2,3.31,38.3
1970,738.0,61.7,53.0,3.35,39.0
1971,736.0,61.4,57.8,3.35,39.9
1972,710.0,63.6,58.0,3.32,40.8
1973,723.0,66.4,58.2,3.48,43.1
1974,670.0,72.1,58.3,3.29,44.3
1975,660.0,72.9,58.3,3.14,43.6
1976,652.0,84.2,58.5,3.14,42.7
1977,656.0,81.3,58.6,3.2,40.9
1978,654.0,85.3,58.5,3.26,41.1
1979,695.0,85.4,58.7,3.35,41.6
1980,627.0,71.9,58.5,3.14,41.1
1981,605.0,72.6,58.7,2.99,41.3
1982,591.0,67.2,58.6,2.99,42.3
1983,587.0,68.6,58.6,2.94,42.8
1984,550.0,71.1,58.7,3.14,43.0
1985,593.0,70.2,58.7,3.06,42.5
1986,607.0,67.7,58.8,3.11,45.0
1987,607.0,69.6,58.9,3.11,44.4
1988,606.0,68.3,58.7,3.21,44.1
1989,615.0,70.0,58.7,3.27,44.7
1990,609.0,64.5,56.6,3.27,45.0
1991,620.0,62.8,57.2,3.17,44.8
1992,604.0,58.2,57.4,3.1,44.1
1993,589.0,54.6,57.8,2.96,43.1
1994,576.0,57.7,58.0,2.81,44.1
1995,568.0,57.9,58.9,2.66,43.9
1996,587.0,59.8,59.2,2.61,44.5
1997,563.0,60.6,58.7,2.39,43.8
1998,566.0,58.0,57.8,2.23,44.0
1999,557.0,41.4,55.5,2.15,44.1
2000,563.0,39.6,53.6,2.01,42.0
2001,573.0,37.6,51.8,1.94,39.7
2002,556.0,35.8,50.8,1.84,39.5
2003,564.0,37.9,47.6,1.85,40.4
2004,564.0,39.3,44.0,1.79,40.4
2005,561.0,38.3,41.8,1.76,39.9
2006,559.0,37.4,39.1,1.76,38.9
2007,548.0,39.8,36.5,1.69,38.5
2008,535.0,37.9,32.7,1.58,37.6
2009,490.0,31.1,29.4,1.45,37.3
2010,506.0,33.6,25.5,1.43,37.4
2011,464.0,30.3,23.8,1.36,37.6
2012,483.0,30.5,22.6,1.39,37.2
2013,470.0,32.6,20.1,1.38,37.0
2014,431.0,32.3,18.4,1.37,38.3
2015,415.0,31.7,18.0,1.39,37.6
2016,393.0,28.9,17.5,1.24,37.7
2017,381.0,28.7,17.8,1.19,38.0
2018,374.0,26.8,18.0,1.14,37.6