year,IPC1,IPC2,IPCMAG
1850,0.367,0.0237,4.95e-06
1851,0.387,0.0249,5.22e-06
1852,0.408,0.0263,5.5e-06
1853,0.43,0.0277,5.7999999999999995e-06
1854,0.453,0.0293,6.12e-06
1855,0.478,0.030899999999999997,6.45e-06
1856,0.504,0.0325,6.81e-06
1857,0.532,0.0343,7.17e-06
1858,0.56,0.0361,7.5500000000000006e-06
1859,0.589,0.038,7.95e-06
1860,0.619,0.0399,8.35e-06
1861,0.65,0.0419,8.77e-06
1862,0.683,0.044,9.21e-06
1863,0.717,0.046200000000000005,9.67e-06
1864,0.752,0.0485,1.02e-05
1865,0.79,0.0509,1.07e-05
1866,0.829,0.0535,1.12e-05
1867,0.869,0.056100000000000004,1.17e-05
1868,0.912,0.0588,1.23e-05
1869,0.956,0.061700000000000005,1.29e-05
1870,1.0,0.06459999999999999,1.35e-05
1871,1.05,0.0678,1.4200000000000001e-05
1872,1.1,0.0711,1.49e-05
1873,1.16,0.0747,1.56e-05
1874,1.22,0.07840000000000001,1.6400000000000002e-05
1875,1.28,0.0823,1.72e-05
1876,1.34,0.0863,1.7999999999999997e-05
1877,1.4,0.0905,1.89e-05
1878,1.47,0.0947,1.98e-05
1879,1.54,0.0991,2.07e-05
1880,1.61,0.104,2.17e-05
1881,1.68,0.108,2.2599999999999997e-05
1882,1.75,0.113,2.36e-05
1883,1.82,0.118,2.46e-05
1884,1.9,0.122,2.5600000000000002e-05
1885,1.98,0.128,2.6700000000000002e-05
1886,2.06,0.133,2.7799999999999998e-05
1887,2.15,0.138,2.8899999999999998e-05
1888,2.23,0.144,3.01e-05
1889,2.33,0.15,3.14e-05
1890,2.55,0.149,3.44e-05
1891,2.64,0.149,3.57e-05
1892,2.75,0.15,3.7e-05
1893,2.86,0.15,3.85e-05
1894,2.97,0.151,4.01e-05
1895,3.1,0.151,4.18e-05
1896,3.23,0.152,4.36e-05
1897,3.36,0.152,4.5400000000000006e-05
1898,3.51,0.153,4.7300000000000005e-05
1899,3.65,0.154,4.93e-05
1900,3.81,0.154,5.13e-05
1901,3.97,0.155,5.36e-05
1902,4.16,0.156,5.62e-05
1903,4.37,0.157,5.9e-05
1904,4.59,0.158,6.2e-05
1905,4.82,0.159,6.500000000000001e-05
1906,5.04,0.16,6.8e-05
1907,5.25,0.161,7.09e-05
1908,5.45,0.162,7.36e-05
1909,5.63,0.164,7.59e-05
1910,5.78,0.165,7.79e-05
1911,5.9,0.166,7.960000000000001e-05
1912,6.01,0.168,8.11e-05
1913,6.11,0.169,8.24e-05
1914,6.2,0.171,8.37e-05
1915,6.29,0.173,8.48e-05
1916,6.37,0.175,8.599999999999999e-05
1917,6.46,0.178,8.72e-05
1918,6.56,0.18,8.85e-05
1919,6.66,0.183,8.98e-05
1920,6.77,0.187,9.14e-05
1921,6.91,0.192,9.32e-05
1922,7.07,0.201,9.54e-05
1923,7.25,0.211,9.779999999999999e-05
1924,7.43,0.224,0.0001
1925,7.62,0.238,0.000103
1926,7.8,0.253,0.00010499999999999999
1927,7.97,0.268,0.000108
1928,8.12,0.283,0.00011
1929,8.24,0.297,0.000111
1930,8.33,0.309,0.000112
1931,8.39,0.321,0.00011300000000000001
1932,8.46,0.333,0.000114
1933,8.51,0.345,0.000115
1934,8.57,0.357,0.000116
1935,8.62,0.369,0.000116
1936,8.66,0.381,0.00011700000000000001
1937,8.7,0.393,0.00011700000000000001
1938,8.72,0.404,0.000118
1939,8.74,0.415,0.000118
1940,8.75,0.426,0.000118
1941,8.73,0.435,0.000118
1942,8.69,0.444,0.00011700000000000001
1943,8.63,0.451,0.000116
1944,8.55,0.459,0.000115
1945,8.47,0.462,0.000114
1946,8.38,0.483,0.00011300000000000001
1947,8.31,0.5,0.000112
1948,8.25,0.519,0.000111
1949,8.2,0.539,0.000111
1950,7.77,0.562,0.00010499999999999999
1951,9.44,0.582,0.000127
1952,9.87,0.599,0.000133
1953,9.06,0.66,0.000122
1954,9.19,0.711,0.000124
1955,10.4,0.763,0.00014000000000000001
1956,10.9,0.824,0.000147
1957,11.3,0.901,0.000153
1958,10.5,0.967,0.00014199999999999998
1959,10.9,1.02,0.000147
1960,12.0,1.1,0.000162
1961,12.1,1.17,0.000163
1962,12.1,1.25,0.000163
1963,12.0,1.31,0.000162
1964,12.9,1.39,0.000174
1965,12.8,1.49,0.00017199999999999998
1966,12.2,1.57,0.000164
1967,11.9,1.64,0.00016
1968,12.8,1.72,0.00017299999999999998
1969,13.8,1.8,0.000186
1970,14.4,1.68,0.000194
1971,13.8,1.64,0.000186
1972,14.1,1.73,0.00019
1973,14.8,1.73,0.000199
1974,15.0,2.06,0.000203
1975,12.3,1.55,0.000166
1976,12.3,1.51,0.000166
1977,11.4,1.44,0.000153
1978,12.3,1.59,0.000166
1979,12.6,1.65,0.00017
1980,11.5,1.58,0.000155
1981,9.77,1.37,0.000132
1982,9.17,1.3,0.000124
1983,8.56,1.26,0.000116
1984,9.24,1.45,0.000125
1985,9.52,1.4,0.000128
1986,9.3,1.44,0.000125
1987,8.88,1.46,0.00011999999999999999
1988,9.13,1.63,0.000123
1989,9.88,1.69,0.000133
1990,10.2,1.63,0.000256
1991,10.9,1.55,0.000457
1992,10.8,1.48,0.0006580000000000001
1993,10.9,1.46,0.00102
1994,10.2,1.36,0.00149
1995,8.16,1.0,0.00122
1996,8.27,0.948,0.00107
1997,7.73,0.839,0.00159
1998,7.01,0.679,0.00219
1999,7.43,0.716,0.00122
2000,7.99,0.742,0.00204
2001,8.54,0.684,0.00248
2002,9.3,0.701,0.00315
2003,9.83,0.646,0.0030499999999999998
2004,11.1,0.704,0.00262
2005,11.4,0.676,0.00423
2006,11.2,0.726,0.0033
2007,10.6,0.717,0.0033399999999999997
2008,10.5,0.659,0.0031
2009,10.1,0.587,0.00441
2010,10.6,0.611,0.00381
2011,10.5,0.624,0.00529
2012,10.3,0.562,0.0054800000000000005
2013,9.76,0.542,0.0062900000000000005
2014,9.27,0.553,0.0069500000000000004
2015,8.78,0.545,0.00736
2016,8.5,0.571,0.0069900000000000006
2017,8.67,0.576,0.0088
2018,8.98,0.58,0.011