year,IPC1,IPC4,IPCMAG
1850,0.000506,1.38e-07,0.00747
1851,0.000512,1.39e-07,0.007719999999999999
1852,0.000518,1.39e-07,0.00797
1853,0.000524,1.3999999999999998e-07,0.00822
1854,0.00053,1.3999999999999998e-07,0.00846
1855,0.000537,1.41e-07,0.0087
1856,0.0005430000000000001,1.41e-07,0.00894
1857,0.000549,1.42e-07,0.009179999999999999
1858,0.0005560000000000001,1.43e-07,0.00941
1859,0.0005620000000000001,1.44e-07,0.009640000000000001
1860,0.000569,1.44e-07,0.009869999999999999
1861,0.0005759999999999999,1.45e-07,0.0101
1862,0.0005819999999999999,1.46e-07,0.0103
1863,0.000589,1.47e-07,0.0105
1864,0.000596,1.47e-07,0.0108
1865,0.000603,1.48e-07,0.011
1866,0.00061,1.49e-07,0.0112
1867,0.000616,1.5e-07,0.0114
1868,0.000623,1.5100000000000002e-07,0.0116
1869,0.000631,1.52e-07,0.011800000000000001
1870,0.000638,1.53e-07,0.0121
1871,0.0006450000000000001,1.54e-07,0.0123
1872,0.000652,1.56e-07,0.0125
1873,0.0006590000000000001,1.57e-07,0.0127
1874,0.000666,1.5799999999999999e-07,0.0129
1875,0.000674,1.5899999999999998e-07,0.013099999999999999
1876,0.0006810000000000001,1.61e-07,0.013300000000000001
1877,0.0006879999999999999,1.62e-07,0.0135
1878,0.000696,1.64e-07,0.013699999999999999
1879,0.000703,1.65e-07,0.013900000000000001
1880,0.0007109999999999999,1.66e-07,0.0141
1881,0.000718,1.68e-07,0.0143
1882,0.000726,1.69e-07,0.0145
1883,0.000733,1.7000000000000001e-07,0.0147
1884,0.000741,1.72e-07,0.0149
1885,0.000749,1.73e-07,0.015099999999999999
1886,0.000756,1.75e-07,0.0152
1887,0.000764,1.76e-07,0.0154
1888,0.000772,1.7699999999999998e-07,0.0156
1889,0.00078,1.7899999999999997e-07,0.0158
1890,0.0008629999999999999,1.8200000000000002e-07,0.0162
1891,0.000893,1.84e-07,0.016399999999999998
1892,0.000925,1.86e-07,0.0166
1893,0.0009599999999999999,1.88e-07,0.016800000000000002
1894,0.000998,1.9e-07,0.017
1895,0.0010400000000000001,1.92e-07,0.0173
1896,0.00108,1.94e-07,0.0175
1897,0.0011200000000000001,1.97e-07,0.0178
1898,0.00117,1.9900000000000002e-07,0.018
1899,0.00122,2.01e-07,0.0183
1900,0.00127,2.04e-07,0.0185
1901,0.00132,2.06e-07,0.0188
1902,0.00139,2.09e-07,0.019100000000000002
1903,0.00146,2.12e-07,0.0193
1904,0.0015400000000000001,2.15e-07,0.019600000000000003
1905,0.0016200000000000001,2.1800000000000002e-07,0.0198
1906,0.0017,2.21e-07,0.0201
1907,0.00177,2.25e-07,0.0205
1908,0.00184,2.28e-07,0.0209
1909,0.00189,2.32e-07,0.0213
1910,0.0019399999999999999,2.35e-07,0.0218
1911,0.00198,2.3800000000000001e-07,0.022600000000000002
1912,0.0020099999999999996,2.41e-07,0.0238
1913,0.00204,2.44e-07,0.0254
1914,0.00207,2.48e-07,0.0272
1915,0.00209,2.5099999999999996e-07,0.0293
1916,0.00212,2.5399999999999997e-07,0.0314
1917,0.00214,2.58e-07,0.0337
1918,0.00216,2.63e-07,0.0358
1919,0.00219,2.68e-07,0.037899999999999996
1920,0.00221,2.74e-07,0.039700000000000006
1921,0.0022400000000000002,2.82e-07,0.0416
1922,0.00226,2.9300000000000004e-07,0.0437
1923,0.00228,3.07e-07,0.045899999999999996
1924,0.0023,3.24e-07,0.048100000000000004
1925,0.00232,3.42e-07,0.0503
1926,0.00234,3.6200000000000004e-07,0.0523
1927,0.00237,3.84e-07,0.054
1928,0.0024,4.06e-07,0.0554
1929,0.0024300000000000003,4.2900000000000004e-07,0.056299999999999996
1930,0.0024700000000000004,4.5199999999999997e-07,0.056600000000000004
1931,0.00252,4.7600000000000003e-07,0.0564
1932,0.0025800000000000003,5.01e-07,0.0559
1933,0.00266,5.280000000000001e-07,0.055
1934,0.00276,5.58e-07,0.054
1935,0.0028599999999999997,5.89e-07,0.053
1936,0.00297,6.210000000000001e-07,0.0519
1937,0.00309,6.56e-07,0.0509
1938,0.00321,6.930000000000001e-07,0.0501
1939,0.00333,7.32e-07,0.0495
1940,0.0034500000000000004,7.72e-07,0.0493
1941,0.00357,8.17e-07,0.0528
1942,0.0037,8.66e-07,0.062299999999999994
1943,0.0038399999999999997,9.2e-07,0.0762
1944,0.00398,9.77e-07,0.09309999999999999
1945,0.00413,1.04e-06,0.112
1946,0.00428,1.1e-06,0.13
1947,0.00444,1.17e-06,0.147
1948,0.00461,1.2299999999999999e-06,0.161
1949,0.00477,1.2999999999999998e-06,0.17
1950,0.004940000000000001,1.37e-06,0.174
1951,0.00512,1.4400000000000002e-06,0.172
1952,0.00532,1.5100000000000002e-06,0.167
1953,0.00553,1.5800000000000001e-06,0.16
1954,0.00575,1.65e-06,0.152
1955,0.00597,1.73e-06,0.142
1956,0.00619,1.8e-06,0.133
1957,0.0064,1.89e-06,0.124
1958,0.0066,1.9699999999999998e-06,0.117
1959,0.00677,2.0699999999999997e-06,0.112
1960,0.0069299999999999995,2.16e-06,0.111
1961,0.00708,2.27e-06,0.109
1962,0.00725,2.39e-06,0.114
1963,0.0074199999999999995,2.5300000000000003e-06,0.117
1964,0.0075899999999999995,2.6700000000000003e-06,0.128
1965,0.0077599999999999995,2.82e-06,0.136
1966,0.00792,2.96e-06,0.143
1967,0.008060000000000001,3.11e-06,0.15
1968,0.00818,3.25e-06,0.158
1969,0.00828,3.3800000000000002e-06,0.16
1970,0.00917,3.5500000000000003e-06,0.165
1971,0.00916,3.8e-06,0.17
1972,0.00968,4e-06,0.173
1973,0.010199999999999999,4.1900000000000005e-06,0.131
1974,0.0104,4.4e-06,0.129
1975,0.0109,4.6e-06,0.139
1976,0.0114,4.82e-06,0.152
1977,0.011699999999999999,5.05e-06,0.17
1978,0.012199999999999999,5.27e-06,0.175
1979,0.0125,5.49e-06,0.182
1980,0.0128,5.73e-06,0.192
1981,0.013099999999999999,5.97e-06,0.197
1982,0.0136,6.19e-06,0.207
1983,0.0147,6.42e-06,0.215
1984,0.0152,6.65e-06,0.153
1985,0.0156,6.87e-06,0.129
1986,0.0158,7.139999999999999e-06,0.131
1987,0.0166,7.3899999999999995e-06,0.135
1988,0.017,7.65e-06,0.139
1989,0.0177,7.939999999999999e-06,0.146
1990,0.022699999999999998,8.200000000000001e-06,0.15
1991,0.0263,0.000207,0.162
1992,0.03,0.000404,0.173
1993,0.035,0.0005989999999999999,0.187
1994,0.0373,0.0007930000000000001,0.2
1995,0.0451,0.000985,0.212
1996,0.06620000000000001,0.0011799999999999998,0.226
1997,0.077,0.00138,0.24
1998,0.0889,0.00159,0.254
1999,0.105,0.0017900000000000001,0.268
2000,0.038200000000000005,0.002,0.285
2001,0.037700000000000004,0.00237,0.312
2002,0.037,0.00273,0.339
2003,0.0364,0.00309,0.366
2004,0.0359,0.00346,0.395
2005,0.0354,0.00383,0.423
2006,0.0347,0.00421,0.45
2007,0.0342,0.00461,0.482
2008,0.0339,0.005,0.515
2009,0.035,0.00519,0.539
2010,0.0361,0.00538,0.525
2011,0.0308,0.0056,0.547
2012,0.0349,0.00584,0.571
2013,0.0451,0.006059999999999999,0.602
2014,0.046700000000000005,0.0063,0.631
2015,0.0482,0.00653,0.656
2016,0.0421,0.0070599999999999994,0.689
2017,0.0426,0.00735,0.721
2018,0.0432,0.0076500000000000005,0.757