year,IPC1,IPC2,IPC4,IPCMAG
1850,0.024300000000000002,1.38e-05,0.0517,0.307
1851,0.024399999999999998,1.58e-05,0.0523,0.307
1852,0.0246,1.78e-05,0.053,0.308
1853,0.0248,1.98e-05,0.0536,0.309
1854,0.0252,2.19e-05,0.054299999999999994,0.31
1855,0.0257,2.39e-05,0.0549,0.312
1856,0.0263,2.6e-05,0.055600000000000004,0.314
1857,0.0269,2.82e-05,0.0562,0.316
1858,0.0277,3.03e-05,0.056799999999999996,0.318
1859,0.0286,3.2500000000000004e-05,0.0575,0.321
1860,0.0295,3.47e-05,0.0581,0.324
1861,0.0305,3.69e-05,0.0587,0.328
1862,0.0316,3.91e-05,0.0593,0.332
1863,0.032799999999999996,4.14e-05,0.0598,0.336
1864,0.0341,4.3700000000000005e-05,0.060399999999999995,0.34
1865,0.0354,4.5900000000000004e-05,0.060899999999999996,0.344
1866,0.0368,4.83e-05,0.0615,0.349
1867,0.038299999999999994,5.06e-05,0.0621,0.354
1868,0.039799999999999995,5.2900000000000005e-05,0.0627,0.359
1869,0.0414,5.53e-05,0.0634,0.365
1870,0.0431,5.77e-05,0.064,0.37
1871,0.0448,6.0100000000000004e-05,0.0648,0.376
1872,0.0466,6.25e-05,0.06559999999999999,0.382
1873,0.0484,6.49e-05,0.0664,0.388
1874,0.0503,6.74e-05,0.0673,0.395
1875,0.0522,6.98e-05,0.0682,0.401
1876,0.0541,7.230000000000001e-05,0.0691,0.408
1877,0.056100000000000004,7.48e-05,0.07,0.415
1878,0.0582,7.73e-05,0.0709,0.422
1879,0.0603,7.98e-05,0.0719,0.429
1880,0.0624,8.24e-05,0.0728,0.436
1881,0.0645,8.49e-05,0.0737,0.443
1882,0.06670000000000001,8.75e-05,0.0746,0.451
1883,0.0689,8.999999999999999e-05,0.0755,0.458
1884,0.0711,9.26e-05,0.07640000000000001,0.466
1885,0.0733,9.520000000000001e-05,0.0773,0.474
1886,0.0756,9.779999999999999e-05,0.0782,0.482
1887,0.0778,0.0001,0.07909999999999999,0.489
1888,0.08009999999999999,0.000103,0.08009999999999999,0.497
1889,0.0824,0.000106,0.081,0.505
1890,0.114,0.000165,0.0871,0.509
1891,0.117,0.000177,0.09,0.517
1892,0.122,0.000191,0.093,0.524
1893,0.128,0.000208,0.09620000000000001,0.531
1894,0.136,0.00022700000000000002,0.0995,0.538
1895,0.145,0.000248,0.103,0.545
1896,0.155,0.00027100000000000003,0.107,0.552
1897,0.166,0.00029499999999999996,0.111,0.559
1898,0.178,0.000321,0.114,0.566
1899,0.19,0.000347,0.118,0.572
1900,0.203,0.000375,0.123,0.579
1901,0.218,0.000408,0.127,0.586
1902,0.238,0.000447,0.132,0.592
1903,0.261,0.000492,0.136,0.598
1904,0.286,0.000541,0.141,0.604
1905,0.312,0.0005909999999999999,0.147,0.61
1906,0.339,0.000641,0.152,0.616
1907,0.365,0.0006879999999999999,0.157,0.622
1908,0.39,0.000732,0.163,0.628
1909,0.413,0.000769,0.169,0.635
1910,0.432,0.000798,0.174,0.642
1911,0.451,0.00082,0.18,0.649
1912,0.47,0.000839,0.186,0.657
1913,0.489,0.000856,0.192,0.665
1914,0.508,0.0008719999999999999,0.199,0.673
1915,0.525,0.000886,0.205,0.681
1916,0.541,0.0009,0.212,0.689
1917,0.555,0.000914,0.218,0.698
1918,0.566,0.00093,0.225,0.706
1919,0.573,0.0009469999999999999,0.232,0.714
1920,0.576,0.000967,0.239,0.722
1921,0.576,0.000989,0.247,0.73
1922,0.573,0.00101,0.255,0.737
1923,0.568,0.0010400000000000001,0.263,0.744
1924,0.562,0.00106,0.271,0.752
1925,0.556,0.00109,0.28,0.759
1926,0.549,0.0011200000000000001,0.288,0.766
1927,0.543,0.00115,0.297,0.773
1928,0.538,0.0011799999999999998,0.305,0.781
1929,0.534,0.00122,0.313,0.788
1930,0.533,0.00125,0.32,0.795
1931,0.534,0.0013,0.327,0.803
1932,0.539,0.00136,0.333,0.81
1933,0.546,0.0014199999999999998,0.339,0.818
1934,0.555,0.00149,0.344,0.825
1935,0.565,0.00156,0.349,0.832
1936,0.576,0.00164,0.355,0.84
1937,0.588,0.00171,0.361,0.847
1938,0.599,0.0017900000000000001,0.368,0.855
1939,0.611,0.00186,0.375,0.863
1940,0.621,0.0019199999999999998,0.383,0.87
1941,0.631,0.00198,0.393,0.878
1942,0.643,0.0020299999999999997,0.404,0.886
1943,0.657,0.0020800000000000003,0.417,0.894
1944,0.672,0.00213,0.431,0.902
1945,0.687,0.00217,0.446,0.911
1946,0.703,0.00222,0.461,0.919
1947,0.719,0.00228,0.478,0.927
1948,0.735,0.00234,0.496,0.935
1949,0.75,0.0024100000000000002,0.514,0.943
1950,0.765,0.0025,0.532,0.951
1951,0.779,0.00261,0.552,0.959
1952,0.793,0.00276,0.575,0.968
1953,0.808,0.00294,0.599,0.978
1954,0.824,0.00314,0.625,0.987
1955,0.842,0.00337,0.652,0.997
1956,0.864,0.00361,0.679,1.01
1957,0.888,0.0038599999999999997,0.707,1.01
1958,0.917,0.00411,0.734,1.02
1959,0.951,0.00435,0.76,1.02
1960,0.991,0.00458,0.786,1.03
1961,1.05,0.00483,0.811,1.05
1962,1.15,0.00512,0.836,1.06
1963,1.28,0.00543,0.861,1.07
1964,1.42,0.0057599999999999995,0.886,1.1
1965,1.59,0.00607,0.911,1.12
1966,1.77,0.00636,0.935,1.08
1967,1.95,0.00662,0.959,1.08
1968,2.13,0.0068200000000000005,0.983,1.07
1969,2.28,0.0062699999999999995,0.972,1.05
1970,2.21,0.006,0.953,1.06
1971,2.13,0.00591,1.03,1.06
1972,2.13,0.006719999999999999,1.05,1.07
1973,2.14,0.00704,1.06,1.09
1974,1.9,0.0066500000000000005,1.08,1.11
1975,1.6,0.00566,1.07,1.14
1976,1.5,0.00632,1.09,1.12
1977,1.47,0.00609,1.11,1.08
1978,1.54,0.00625,1.12,1.04
1979,1.71,0.007,1.13,1.02
1980,1.75,0.00307,1.15,1.04
1981,1.66,0.0034,1.13,1.05
1982,1.65,0.00552,1.11,1.05
1983,1.71,0.00574,1.11,1.03
1984,2.17,0.00658,1.11,1.01
1985,2.41,0.00597,1.1,0.99
1986,2.34,0.00546,1.1,0.954
1987,2.36,0.00609,1.1,0.926
1988,2.59,0.0073,1.1,0.939
1989,2.42,0.00728,1.1,0.95
1990,2.37,0.00677,1.09,0.955
1991,2.47,0.00657,1.06,0.951
1992,2.72,0.00651,1.01,0.98
1993,2.86,0.0069299999999999995,1.09,0.973
1994,3.02,0.00802,1.16,0.977
1995,2.63,0.00757,1.18,1.03
1996,2.89,0.0072,1.16,1.06
1997,2.89,0.00745,1.2,1.06
1998,2.53,0.006730000000000001,1.19,1.1
1999,2.67,0.00643,1.19,1.06
2000,2.77,0.00633,1.16,1.05
2001,2.52,0.00524,1.15,1.08
2002,2.48,0.006059999999999999,1.17,1.11
2003,2.49,0.00605,1.19,1.09
2004,2.44,0.00617,1.21,1.15
2005,2.45,0.0058200000000000005,1.23,1.16
2006,2.4,0.004889999999999999,1.25,1.15
2007,2.46,0.0038599999999999997,1.26,1.11
2008,2.42,0.0037400000000000003,1.2,1.07
2009,2.38,0.00331,1.19,1.02
2010,2.49,0.0034100000000000003,1.12,1.01
2011,2.48,0.00337,1.14,0.978
2012,2.55,0.0037400000000000003,1.04,0.984
2013,2.84,0.004070000000000001,1.04,1.01
2014,3.38,0.00412,1.05,0.992
2015,3.16,0.00398,1.08,0.963
2016,2.91,0.00415,1.08,0.951
2017,2.87,0.00438,1.08,0.966
2018,2.86,0.00445,1.06,0.969