year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,3.25,0.056799999999999996,2.18,9.36e-17,2.95
1851,3.23,0.056600000000000004,2.21,0.00577,2.97
1852,3.85,0.0682,2.23,0.0115,2.98
1853,4.24,0.0755,2.26,0.0173,3.0
1854,5.95,0.107,2.29,0.023100000000000002,3.02
1855,4.71,0.0843,2.32,0.0288,3.04
1856,4.79,0.0857,2.34,0.0346,3.07
1857,4.31,0.0768,2.37,0.0404,3.09
1858,3.83,0.0678,2.4,0.046200000000000005,3.12
1859,3.66,0.06470000000000001,2.42,0.0519,3.14
1860,4.89,0.0874,2.45,0.0577,3.17
1861,4.52,0.08059999999999999,2.47,0.0635,3.2
1862,5.75,0.103,2.5,0.0692,3.23
1863,4.24,0.0751,2.52,0.075,3.26
1864,3.59,0.0631,2.55,0.0808,3.29
1865,4.03,0.0711,2.57,0.0865,3.33
1866,4.4,0.0778,2.59,0.0923,3.37
1867,4.24,0.07479999999999999,2.62,0.09809999999999999,3.41
1868,4.45,0.07840000000000001,2.64,0.104,3.45
1869,4.59,0.0809,2.67,0.11,3.49
1870,5.15,0.0912,2.7,0.115,3.54
1871,5.2,0.092,2.73,0.121,3.59
1872,5.55,0.0983,2.76,0.127,3.67
1873,5.39,0.095,2.8,0.133,3.75
1874,5.02,0.088,2.84,0.138,3.85
1875,5.69,0.1,2.88,0.144,3.96
1876,6.47,0.115,2.92,0.15,4.06
1877,6.59,0.116,2.96,0.156,4.17
1878,6.97,0.123,3.0,0.162,4.27
1879,7.49,0.133,3.03,0.167,4.36
1880,8.24,0.146,3.07,0.173,4.44
1881,8.31,0.148,3.11,0.179,4.51
1882,8.43,0.149,3.15,0.185,4.58
1883,9.3,0.165,3.19,0.19,4.65
1884,9.32,0.166,3.23,0.196,4.71
1885,9.73,0.173,3.26,0.202,4.78
1886,9.94,0.177,3.3,0.208,4.85
1887,10.1,0.18,3.34,0.213,4.92
1888,11.2,0.199,3.38,0.219,4.99
1889,11.0,0.195,3.42,0.225,5.05
1890,10.7,0.204,3.48,0.231,4.31
1891,12.3,0.205,3.53,0.237,4.93
1892,11.8,0.206,3.58,0.242,5.5
1893,11.9,0.207,3.63,0.248,6.03
1894,12.1,0.209,3.69,0.254,6.51
1895,12.1,0.211,3.74,0.26,6.93
1896,13.0,0.213,3.8,0.265,7.28
1897,13.6,0.215,3.85,0.271,7.57
1898,13.5,0.218,3.9,0.277,7.79
1899,13.9,0.22,3.96,0.283,7.92
1900,15.2,0.222,4.01,0.288,7.97
1901,15.0,0.225,4.07,0.294,7.92
1902,15.0,0.228,4.12,0.3,7.79
1903,16.0,0.232,4.18,0.306,7.6
1904,16.9,0.235,4.23,0.312,7.38
1905,17.3,0.239,4.29,0.317,7.13
1906,18.8,0.243,4.35,0.323,6.88
1907,19.3,0.247,4.4,0.329,6.65
1908,19.7,0.251,4.46,0.335,6.47
1909,20.7,0.255,4.52,0.34,6.34
1910,21.6,0.258,4.58,0.346,6.29
1911,22.8,0.261,4.64,0.352,6.3
1912,25.6,0.264,4.7,0.358,6.32
1913,28.1,0.267,4.77,0.363,6.35
1914,26.4,0.27,4.83,0.369,6.38
1915,25.2,0.274,4.9,0.375,6.42
1916,23.1,0.277,4.96,0.381,6.47
1917,9.93,0.282,5.03,0.387,6.5
1918,15.6,0.286,5.09,0.392,6.56
1919,22.7,0.291,5.16,0.398,6.63
1920,22.9,0.297,5.23,0.404,6.69
1921,24.0,0.316,5.3,0.41,6.76
1922,27.9,0.359,5.37,0.415,6.85
1923,27.8,0.418,5.43,0.421,6.96
1924,31.2,0.49,5.51,0.427,7.08
1925,34.1,0.569,5.58,0.433,7.2
1926,34.8,0.649,5.65,0.438,7.34
1927,38.4,0.725,5.72,0.444,7.47
1928,38.4,0.792,5.79,0.45,7.61
1929,41.5,1.17,5.86,0.456,7.74
1930,41.0,1.21,5.93,0.462,7.87
1931,45.1,1.21,6.0,0.467,8.01
1932,41.6,1.36,6.06,0.473,8.16
1933,38.9,1.59,6.11,0.479,8.32
1934,38.9,1.74,6.17,0.485,8.49
1935,37.6,1.79,6.23,0.49,8.66
1936,40.1,1.97,6.29,0.496,8.82
1937,44.0,2.15,6.36,0.502,8.96
1938,43.4,2.31,6.44,0.508,9.06
1939,40.8,2.57,6.53,0.513,9.13
1940,34.1,2.64,6.63,0.519,9.14
1941,37.4,2.7,6.79,0.525,9.26
1942,35.0,2.66,7.02,0.531,9.54
1943,35.3,2.76,7.32,0.537,9.97
1944,24.2,2.64,7.66,0.542,10.5
1945,15.9,2.77,8.02,0.548,11.0
1946,31.5,3.16,8.38,0.554,11.6
1947,44.4,3.48,8.74,0.56,12.2
1948,46.9,3.74,9.06,0.565,12.6
1949,50.0,3.86,9.33,0.571,12.9
1950,50.7,4.14,9.54,0.577,13.1
1951,54.2,4.6,9.71,0.583,13.2
1952,53.9,5.23,9.87,0.588,13.3
1953,54.4,5.87,10.0,0.594,13.5
1954,57.4,6.71,10.2,0.6,13.7
1955,59.8,7.66,10.3,0.606,13.9
1956,63.7,8.69,10.5,0.612,14.1
1957,63.1,9.63,10.6,0.617,14.3
1958,65.3,10.5,10.6,0.623,14.5
1959,65.6,11.7,10.7,0.629,14.6
1960,71.5,12.8,10.7,0.635,14.8
1961,73.8,13.8,10.7,0.64,15.5
1962,80.9,14.9,10.7,0.646,16.5
1963,88.4,16.0,10.7,0.652,16.2
1964,93.5,18.2,10.7,0.658,16.0
1965,96.9,19.4,10.7,0.663,16.6
1966,99.8,20.7,10.7,0.669,17.4
1967,103.0,21.9,10.8,0.675,17.8
1968,109.0,23.0,10.8,0.681,18.1
1969,112.0,23.6,10.8,0.687,17.9
1970,137.0,22.2,10.2,0.666,18.3
1971,136.0,23.3,11.1,0.648,17.7
1972,152.0,24.3,11.2,0.701,18.4
1973,160.0,25.9,11.4,0.719,19.8
1974,155.0,27.3,11.4,0.651,21.4
1975,148.0,25.8,11.4,0.651,21.8
1976,164.0,26.7,11.6,0.735,21.5
1977,159.0,26.9,11.6,0.76,21.6
1978,165.0,26.8,11.7,0.738,22.3
1979,181.0,26.1,11.7,0.772,23.3
1980,172.0,24.9,11.8,0.766,24.2
1981,160.0,24.0,11.8,0.769,24.2
1982,130.0,21.6,11.8,0.701,24.2
1983,134.0,20.8,11.9,0.663,24.9
1984,141.0,21.3,12.0,0.67,25.3
1985,144.0,20.8,12.0,0.701,24.9
1986,141.0,20.0,12.1,0.719,24.9
1987,148.0,20.5,12.0,0.719,24.0
1988,142.0,21.5,12.1,0.728,23.0
1989,158.0,20.1,12.1,0.732,23.0
1990,158.0,21.6,12.0,0.744,23.1
1991,166.0,20.7,12.1,0.728,23.4
1992,166.0,21.6,11.9,0.719,23.5
1993,167.0,22.6,11.6,0.713,23.1
1994,167.0,24.2,11.2,0.682,22.2
1995,169.0,23.4,10.6,0.67,22.4
1996,178.0,24.9,10.3,0.688,22.1
1997,170.0,26.0,9.97,0.67,21.4
1998,171.0,26.7,9.55,0.642,20.6
1999,166.0,21.6,8.78,0.614,20.1
2000,167.0,20.9,8.29,0.601,19.1
2001,172.0,17.4,7.82,0.598,18.6
2002,172.0,17.4,7.43,0.595,17.5
2003,175.0,15.8,6.95,0.589,17.2
2004,177.0,16.5,6.68,0.589,17.0
2005,173.0,16.5,5.42,0.586,16.8
2006,168.0,16.4,5.03,0.583,16.9
2007,168.0,15.2,4.7,0.567,16.6
2008,172.0,11.3,4.4,0.539,16.5
2009,167.0,11.0,4.18,0.496,16.4
2010,178.0,11.5,3.9,0.502,16.4
2011,165.0,11.5,3.67,0.48,16.0
2012,162.0,11.1,3.47,0.468,15.8
2013,162.0,10.8,3.3,0.462,16.2
2014,155.0,10.3,3.1,0.434,16.4
2015,162.0,10.7,2.92,0.443,16.9
2016,162.0,10.2,2.79,0.423,17.1
2017,160.0,10.7,2.62,0.409,17.1
2018,155.0,11.0,2.54,0.396,16.6