year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,0.0695,8.87e-05,0.117,2.23e-17,6.99
1851,0.0706,9.34e-05,0.117,0.00136,7.22
1852,0.0718,9.850000000000001e-05,0.118,0.00272,7.45
1853,0.0731,0.000104,0.118,0.004070000000000001,7.68
1854,0.07429999999999999,0.00011,0.119,0.00543,7.91
1855,0.0756,0.000116,0.12,0.00679,8.14
1856,0.07690000000000001,0.000122,0.12,0.008150000000000001,8.36
1857,0.0782,0.000128,0.121,0.00951,8.58
1858,0.0795,0.000135,0.122,0.0109,8.79
1859,0.08070000000000001,0.00014199999999999998,0.122,0.012199999999999999,9.01
1860,0.082,0.00015,0.123,0.0136,9.22
1861,0.0833,0.000157,0.123,0.0149,9.43
1862,0.0846,0.000165,0.124,0.016300000000000002,9.64
1863,0.086,0.00017299999999999998,0.125,0.0177,9.85
1864,0.0873,0.000182,0.125,0.019,10.1
1865,0.0888,0.000191,0.126,0.020399999999999998,10.3
1866,0.0902,0.0002,0.127,0.0217,10.5
1867,0.0917,0.00020999999999999998,0.127,0.023100000000000002,10.7
1868,0.0932,0.00022,0.128,0.024399999999999998,10.9
1869,0.0948,0.000231,0.129,0.0258,11.0
1870,0.0964,0.000242,0.13,0.0272,11.2
1871,0.09820000000000001,0.000254,0.131,0.0285,11.4
1872,0.1,0.000266,0.132,0.0299,11.6
1873,0.103,0.00028000000000000003,0.134,0.0312,11.8
1874,0.105,0.000294,0.136,0.032600000000000004,12.0
1875,0.108,0.000308,0.138,0.034,12.2
1876,0.111,0.000323,0.14,0.0353,12.4
1877,0.114,0.000339,0.142,0.0367,12.6
1878,0.116,0.00035499999999999996,0.143,0.038,12.8
1879,0.119,0.000371,0.145,0.0394,13.0
1880,0.121,0.000388,0.147,0.0407,13.2
1881,0.124,0.00040500000000000003,0.148,0.0421,13.4
1882,0.126,0.000422,0.149,0.0435,13.5
1883,0.128,0.00044,0.15,0.0448,13.7
1884,0.13,0.00045900000000000004,0.151,0.046200000000000005,13.9
1885,0.133,0.00047799999999999996,0.153,0.0475,14.1
1886,0.135,0.000498,0.154,0.0489,14.3
1887,0.138,0.000518,0.155,0.0502,14.4
1888,0.14,0.00054,0.156,0.0516,14.6
1889,0.143,0.0005620000000000001,0.157,0.053,14.8
1890,0.158,0.000553,0.16,0.054299999999999994,14.9
1891,0.164,0.000553,0.162,0.0557,14.9
1892,0.17,0.000553,0.164,0.057,15.0
1893,0.176,0.000553,0.165,0.0584,15.0
1894,0.183,0.000553,0.167,0.0598,15.0
1895,0.191,0.000553,0.169,0.0611,15.1
1896,0.199,0.000553,0.171,0.0625,15.1
1897,0.207,0.000553,0.173,0.0638,15.2
1898,0.216,0.000553,0.175,0.06520000000000001,15.2
1899,0.225,0.000553,0.177,0.0665,15.3
1900,0.234,0.000553,0.179,0.0679,15.3
1901,0.245,0.000553,0.181,0.0693,15.4
1902,0.257,0.000553,0.184,0.0706,15.5
1903,0.271,0.000554,0.186,0.072,15.5
1904,0.286,0.000554,0.189,0.0733,15.6
1905,0.302,0.000554,0.192,0.0747,15.7
1906,0.317,0.000554,0.195,0.076,15.8
1907,0.332,0.000555,0.198,0.07740000000000001,15.9
1908,0.345,0.000555,0.201,0.0788,15.9
1909,0.357,0.0005560000000000001,0.204,0.08009999999999999,16.0
1910,0.366,0.0005570000000000001,0.207,0.0815,16.1
1911,0.374,0.00057,0.21,0.0828,16.2
1912,0.381,0.000606,0.213,0.0842,16.3
1913,0.387,0.000662,0.216,0.0856,16.4
1914,0.393,0.000736,0.219,0.0869,16.5
1915,0.399,0.000823,0.222,0.0883,16.6
1916,0.404,0.0009220000000000001,0.225,0.0896,16.7
1917,0.409,0.00103,0.228,0.091,16.8
1918,0.414,0.00114,0.232,0.0923,16.9
1919,0.42,0.00125,0.237,0.0937,17.0
1920,0.311,0.0013700000000000001,0.242,0.09509999999999999,17.1
1921,0.318,0.00148,0.249,0.0964,17.2
1922,0.389,0.0016200000000000001,0.258,0.0978,17.4
1923,0.466,0.00176,0.269,0.0991,17.6
1924,0.52,0.0019199999999999998,0.282,0.1,17.8
1925,0.483,0.00209,0.297,0.102,18.0
1926,0.547,0.00228,0.313,0.103,18.2
1927,0.544,0.00248,0.33,0.105,18.5
1928,0.575,0.00962,0.348,0.106,18.6
1929,0.593,0.0121,0.366,0.107,18.8
1930,0.673,0.0135,0.384,0.109,18.9
1931,0.562,0.0103,0.403,0.11,19.0
1932,0.404,0.00594,0.423,0.111,19.0
1933,0.396,0.00505,0.445,0.113,19.0
1934,0.403,0.00534,0.467,0.114,19.0
1935,0.431,0.00566,0.492,0.115,19.0
1936,0.454,0.00601,0.517,0.117,19.0
1937,0.525,0.0064,0.545,0.118,19.0
1938,0.555,0.00799,0.574,0.12,19.0
1939,0.539,0.0119,0.604,0.121,19.1
1940,0.547,0.010199999999999999,0.636,0.122,19.1
1941,0.582,0.0144,0.672,0.124,19.3
1942,0.628,0.0188,0.713,0.125,19.6
1943,0.718,0.02,0.758,0.126,20.1
1944,0.686,0.0248,0.806,0.128,20.6
1945,0.711,0.0241,0.858,0.129,21.1
1946,0.861,0.0269,0.912,0.13,21.6
1947,0.885,0.0344,0.967,0.132,22.2
1948,0.946,0.0373,1.02,0.133,22.6
1949,1.06,0.0425,1.08,0.134,23.0
1950,1.99,0.0489,1.13,0.136,23.2
1951,2.25,0.055299999999999995,1.19,0.137,23.3
1952,2.57,0.0628,1.24,0.139,23.4
1953,2.79,0.0658,1.3,0.14,23.4
1954,3.26,0.08270000000000001,1.36,0.141,23.4
1955,3.8,0.094,1.42,0.143,23.4
1956,3.61,0.104,1.48,0.144,23.4
1957,3.78,0.108,1.55,0.145,23.4
1958,3.48,0.0984,1.61,0.147,23.5
1959,3.32,0.094,1.69,0.148,23.6
1960,3.06,0.0736,1.76,0.149,23.8
1961,3.15,0.06720000000000001,1.85,0.151,23.0
1962,2.98,0.07940000000000001,1.95,0.152,23.0
1963,3.1,0.0895,2.06,0.153,22.9
1964,2.85,0.0907,2.17,0.155,22.8
1965,3.33,0.0979,2.29,0.156,22.8
1966,3.3,0.104,2.41,0.158,22.9
1967,3.21,0.113,2.53,0.159,23.0
1968,4.23,0.118,2.65,0.16,23.2
1969,4.5,0.129,2.75,0.162,23.2
1970,3.72,0.145,2.78,0.176,42.4
1971,3.93,0.153,2.95,0.175,17.4
1972,4.0,0.159,3.02,0.179,19.9
1973,4.18,0.17,3.11,0.184,22.3
1974,4.34,0.187,3.21,0.189,17.6
1975,4.25,0.19,3.3,0.192,23.6
1976,4.51,0.197,3.4,0.2,19.4
1977,4.68,0.174,3.51,0.203,24.2
1978,4.81,0.172,3.6,0.213,26.0
1979,5.07,0.172,3.7,0.219,38.5
1980,4.9,0.173,3.82,0.224,29.0
1981,5.19,0.183,3.93,0.229,23.1
1982,4.58,0.196,4.03,0.232,27.9
1983,5.53,0.193,4.16,0.24,27.4
1984,5.54,0.2,4.26,0.246,17.3
1985,5.35,0.191,4.4,0.251,18.1
1986,5.18,0.194,4.54,0.258,17.0
1987,5.66,0.207,4.68,0.266,29.6
1988,5.88,0.21,4.83,0.273,16.0
1989,6.31,0.216,4.99,0.277,20.4
1990,6.09,0.22,5.18,0.285,35.0
1991,5.2,0.188,5.39,0.286,34.9
1992,5.17,0.185,5.63,0.294,35.1
1993,5.05,0.186,5.87,0.303,35.1
1994,8.79,0.193,6.12,0.313,35.0
1995,8.25,0.21,6.29,0.322,37.3
1996,8.61,0.225,6.49,0.332,31.9
1997,8.46,0.241,6.65,0.344,33.5
1998,7.65,0.255,6.79,0.353,38.1
1999,7.02,0.27,6.98,0.375,38.0
2000,7.12,0.273,7.22,0.394,36.1
2001,7.39,0.293,7.41,0.403,35.1
2002,7.29,0.321,7.64,0.418,34.9
2003,7.87,0.367,7.91,0.434,34.7
2004,7.42,0.407,8.21,0.45,37.2
2005,7.35,0.468,8.49,0.468,36.5
2006,7.34,0.472,8.84,0.487,37.0
2007,8.03,0.479,9.2,0.505,32.3
2008,8.26,0.431,9.54,0.524,34.3
2009,7.78,0.454,9.92,0.539,33.9
2010,8.28,0.469,10.3,0.552,35.2
2011,9.25,0.451,10.7,0.586,33.0
2012,14.5,0.432,11.1,0.741,32.9
2013,17.0,0.453,11.6,0.822,34.8
2014,19.8,0.399,12.0,0.899,34.0
2015,17.1,0.432,12.4,0.893,35.2
2016,16.2,0.344,12.6,0.865,34.8
2017,16.1,0.345,13.0,0.901,36.2
2018,16.6,0.346,13.3,0.936,34.0