year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,3.6,0.136,1.41,2.6900000000000003e-16,3.89
1851,3.85,0.147,1.43,0.0166,3.9
1852,4.5,0.175,1.45,0.0332,3.92
1853,4.69,0.183,1.47,0.0498,3.94
1854,5.15,0.203,1.49,0.0664,3.96
1855,5.97,0.239,1.51,0.083,3.98
1856,6.67,0.268,1.53,0.0996,4.0
1857,7.08,0.285,1.54,0.116,4.02
1858,8.06,0.327,1.56,0.133,4.04
1859,7.54,0.302,1.58,0.149,4.04
1860,7.94,0.318,1.59,0.166,4.05
1861,8.17,0.326,1.61,0.183,4.06
1862,9.31,0.374,1.62,0.199,4.07
1863,10.6,0.427,1.64,0.216,4.09
1864,11.7,0.476,1.65,0.232,4.11
1865,12.9,0.527,1.67,0.249,4.12
1866,12.8,0.516,1.68,0.266,4.13
1867,13.9,0.564,1.69,0.282,4.14
1868,15.7,0.642,1.71,0.299,4.17
1869,16.3,0.663,1.72,0.315,4.18
1870,17.4,0.707,1.74,0.332,4.2
1871,19.7,0.805,1.76,0.349,4.24
1872,21.3,0.875,1.79,0.365,4.3
1873,23.1,0.948,1.82,0.382,4.38
1874,25.2,1.04,1.85,0.399,4.47
1875,24.9,1.02,1.87,0.415,4.54
1876,25.5,1.04,1.9,0.432,4.62
1877,24.2,0.982,1.93,0.448,4.68
1878,25.5,1.03,1.96,0.465,4.76
1879,27.6,1.12,1.99,0.482,4.83
1880,27.6,1.12,2.02,0.498,4.87
1881,27.6,1.11,2.04,0.515,4.89
1882,28.7,1.16,2.07,0.531,4.92
1883,31.4,1.27,2.1,0.548,4.97
1884,32.7,1.32,2.12,0.565,5.0
1885,34.1,1.38,2.15,0.581,5.03
1886,35.1,1.42,2.18,0.598,5.06
1887,35.4,1.43,2.2,0.614,5.08
1888,39.2,1.59,2.23,0.631,5.14
1889,42.2,1.72,2.26,0.648,5.19
1890,43.7,1.59,2.31,0.664,5.6
1891,47.2,1.59,2.31,0.681,5.3
1892,45.2,1.59,2.31,0.697,4.96
1893,47.5,1.59,2.32,0.714,4.68
1894,48.3,1.59,2.33,0.731,4.41
1895,51.3,1.59,2.34,0.747,4.19
1896,55.0,1.59,2.36,0.764,4.01
1897,57.4,1.6,2.37,0.78,3.86
1898,62.1,1.6,2.39,0.797,3.78
1899,64.3,1.6,2.41,0.814,3.72
1900,65.8,1.6,2.43,0.83,3.7
1901,69.4,1.61,2.45,0.847,3.74
1902,68.4,1.61,2.48,0.863,3.74
1903,71.6,1.61,2.52,0.88,3.79
1904,72.7,1.62,2.56,0.897,3.83
1905,78.3,1.62,2.62,0.913,3.92
1906,82.3,1.63,2.67,0.93,4.01
1907,90.6,1.63,2.75,0.946,4.14
1908,96.4,1.63,2.82,0.963,4.26
1909,99.0,1.64,2.88,0.98,4.35
1910,98.1,1.64,2.94,0.996,4.41
1911,103.0,1.65,3.03,1.01,4.63
1912,114.0,1.66,3.13,1.03,5.12
1913,118.0,1.66,3.24,1.05,5.7
1914,99.9,1.67,3.32,1.06,6.16
1915,97.5,1.67,3.43,1.08,6.9
1916,111.0,1.68,3.58,1.1,7.89
1917,122.0,1.69,3.72,1.11,8.92
1918,103.0,1.7,3.8,1.13,9.64
1919,9.19,1.7,3.75,1.15,9.53
1920,79.3,1.71,3.98,1.16,11.2
1921,78.0,1.72,4.08,1.18,12.2
1922,75.1,1.73,4.16,1.2,13.4
1923,57.0,1.75,4.22,1.21,14.7
1924,52.7,1.76,4.3,1.23,16.2
1925,53.2,1.78,4.39,1.25,17.7
1926,53.6,1.8,4.48,1.26,19.1
1927,65.8,2.75,4.59,1.28,20.5
1928,67.7,2.76,4.69,1.3,21.6
1929,77.4,2.7,4.82,1.31,22.3
1930,62.4,2.58,4.91,1.33,22.4
1931,61.2,2.37,5.03,1.34,22.1
1932,49.7,2.25,5.16,1.36,21.2
1933,51.5,2.36,5.31,1.38,20.0
1934,54.1,2.69,5.48,1.39,18.6
1935,55.7,2.87,5.65,1.41,17.1
1936,60.0,3.14,5.84,1.43,15.6
1937,66.8,3.43,6.04,1.44,14.2
1938,70.6,3.89,6.23,1.46,13.1
1939,64.2,3.81,6.41,1.48,12.2
1940,174.0,3.74,6.8,1.49,13.1
1941,172.0,3.67,6.99,1.51,13.5
1942,188.0,3.63,7.23,1.53,14.9
1943,203.0,3.61,7.47,1.54,16.9
1944,195.0,3.6,7.69,1.56,19.0
1945,71.9,3.63,7.7,1.58,20.2
1946,114.0,4.76,8.02,1.59,23.2
1947,102.0,5.1,8.25,1.61,25.5
1948,99.6,5.63,8.5,1.63,27.6
1949,115.0,6.36,8.79,1.64,29.5
1950,122.0,6.83,9.07,1.66,30.6
1951,131.0,7.43,9.37,1.68,31.3
1952,138.0,8.06,9.68,1.69,32.0
1953,149.0,9.4,10.0,1.71,32.6
1954,158.0,10.5,10.4,1.73,33.1
1955,165.0,11.9,10.7,1.74,33.6
1956,177.0,13.2,11.1,1.76,34.1
1957,190.0,14.8,11.5,1.78,34.6
1958,189.0,16.5,11.8,1.79,35.0
1959,202.0,18.0,12.2,1.81,35.5
1960,212.0,20.2,12.5,1.83,35.9
1961,219.0,22.0,12.9,1.84,39.6
1962,229.0,23.5,13.2,1.86,40.5
1963,243.0,24.9,13.7,1.88,41.0
1964,254.0,27.1,14.1,1.89,41.7
1965,258.0,29.2,14.4,1.91,42.2
1966,263.0,31.1,14.8,1.93,43.9
1967,270.0,33.4,15.2,1.94,45.5
1968,287.0,35.3,15.5,1.96,46.8
1969,305.0,37.1,15.8,1.98,47.9
1970,313.0,33.6,15.2,1.81,47.2
1971,322.0,34.1,16.4,1.82,48.6
1972,337.0,35.5,16.5,1.87,50.2
1973,344.0,39.2,16.8,1.91,52.8
1974,354.0,40.4,16.9,1.97,55.2
1975,382.0,42.1,17.0,2.02,55.9
1976,404.0,43.2,17.2,2.08,54.6
1977,423.0,43.4,17.3,2.12,55.1
1978,439.0,42.5,17.5,2.19,56.2
1979,450.0,40.8,17.6,2.16,55.7
1980,470.0,38.7,17.7,2.17,55.0
1981,415.0,31.9,17.7,2.01,51.9
1982,429.0,31.6,17.9,1.97,52.3
1983,428.0,32.7,18.2,1.99,51.0
1984,438.0,33.6,18.3,2.04,50.6
1985,450.0,29.4,18.3,2.06,51.1
1986,456.0,31.9,18.5,2.06,51.2
1987,467.0,31.2,18.6,2.1,49.5
1988,471.0,31.2,18.6,2.0,46.2
1989,451.0,30.3,18.6,1.93,48.8
1990,378.0,22.8,18.3,1.66,45.5
1991,377.0,20.0,17.9,1.66,38.8
1992,369.0,19.3,17.7,1.62,35.2
1993,371.0,19.4,17.4,1.66,34.1
1994,364.0,21.7,17.0,1.56,33.7
1995,365.0,23.1,16.7,1.55,33.8
1996,381.0,22.2,16.4,1.61,32.9
1997,369.0,23.1,16.1,1.46,33.6
1998,341.0,21.5,15.9,1.35,33.5
1999,333.0,20.5,15.7,1.27,31.9
2000,319.0,23.2,15.7,1.16,30.4
2001,320.0,21.7,15.4,1.14,30.2
2002,313.0,20.2,15.2,1.1,29.3
2003,324.0,23.1,15.1,1.14,28.7
2004,328.0,24.7,14.7,1.17,28.9
2005,327.0,24.5,14.6,1.14,29.1
2006,340.0,26.8,14.3,1.19,29.7
2007,337.0,29.1,14.2,1.19,30.4
2008,332.0,27.7,14.0,1.18,30.6
2009,320.0,21.0,13.9,1.16,29.9
2010,338.0,23.3,13.7,1.22,29.2
2011,333.0,26.0,13.2,1.22,29.6
2012,327.0,25.0,13.0,1.2,29.5
2013,324.0,24.6,12.9,1.17,30.1
2014,310.0,26.2,12.4,1.13,30.0
2015,314.0,26.6,11.9,1.15,29.2
2016,324.0,24.7,11.6,1.19,29.8
2017,337.0,25.2,11.2,1.19,31.2
2018,337.0,24.3,11.0,1.19,31.5