year,IPC1,IPC2,IPC4,IPCMAG
1850,0.00425,0.0,0.00125,0.00125
1851,0.00439,9.120000000000001e-10,0.00126,0.00133
1852,0.00453,1.98e-09,0.00127,0.0014199999999999998
1853,0.00468,3.1999999999999997e-09,0.0012900000000000001,0.0015300000000000001
1854,0.0048200000000000005,4.5700000000000006e-09,0.0013,0.00165
1855,0.00497,6.0800000000000005e-09,0.00132,0.0017900000000000001
1856,0.00513,7.73e-09,0.00133,0.0019399999999999999
1857,0.00528,9.52e-09,0.00134,0.0021000000000000003
1858,0.00544,1.14e-08,0.00135,0.00228
1859,0.0056,1.35e-08,0.0013700000000000001,0.0024700000000000004
1860,0.0057599999999999995,1.5699999999999998e-08,0.00138,0.00268
1861,0.00592,1.8e-08,0.00139,0.0029
1862,0.00609,2.04e-08,0.0014,0.00313
1863,0.00626,2.29e-08,0.0014199999999999998,0.00337
1864,0.00643,2.5599999999999998e-08,0.0014299999999999998,0.00363
1865,0.0066,2.83e-08,0.0014399999999999999,0.0039
1866,0.0067800000000000004,3.12e-08,0.00145,0.00418
1867,0.0069500000000000004,3.4199999999999995e-08,0.00146,0.00447
1868,0.00713,3.72e-08,0.00148,0.00478
1869,0.00731,4.04e-08,0.00149,0.0050999999999999995
1870,0.00749,4.36e-08,0.0015,0.00543
1871,0.007679999999999999,4.69e-08,0.00151,0.00577
1872,0.00786,5.03e-08,0.0015300000000000001,0.00613
1873,0.00805,5.38e-08,0.0015400000000000001,0.0065
1874,0.00824,5.73e-08,0.00155,0.00687
1875,0.00843,6.1e-08,0.00157,0.00726
1876,0.00862,6.47e-08,0.00158,0.00766
1877,0.00881,6.839999999999999e-08,0.0016,0.00807
1878,0.00901,7.220000000000001e-08,0.00161,0.008490000000000001
1879,0.0092,7.610000000000001e-08,0.00163,0.00893
1880,0.0094,8e-08,0.00165,0.00937
1881,0.0096,8.4e-08,0.0016799999999999999,0.00982
1882,0.009800000000000001,8.8e-08,0.0017,0.0103
1883,0.01,9.21e-08,0.00174,0.0108
1884,0.010199999999999999,9.619999999999999e-08,0.00177,0.0112
1885,0.0104,1.0000000000000001e-07,0.00181,0.011699999999999999
1886,0.0106,1.0399999999999999e-07,0.00184,0.012199999999999999
1887,0.0108,1.0900000000000001e-07,0.00188,0.0128
1888,0.011,1.1299999999999999e-07,0.0019199999999999998,0.013300000000000001
1889,0.0112,1.17e-07,0.00196,0.013800000000000002
1890,0.0125,1.83e-07,0.00212,0.013699999999999999
1891,0.0128,1.9599999999999998e-07,0.00212,0.0141
1892,0.0132,2.11e-07,0.00214,0.0149
1893,0.0136,2.3e-07,0.00217,0.016300000000000002
1894,0.014,2.5099999999999996e-07,0.0022,0.0181
1895,0.0144,2.74e-07,0.0022400000000000002,0.0202
1896,0.0149,2.99e-07,0.00229,0.022699999999999998
1897,0.0154,3.2600000000000003e-07,0.00235,0.0255
1898,0.0159,3.5399999999999997e-07,0.0024100000000000002,0.028399999999999998
1899,0.016399999999999998,3.84e-07,0.0024700000000000004,0.0316
1900,0.0169,4.15e-07,0.00254,0.0348
1901,0.0176,4.51e-07,0.00262,0.0395
1902,0.018600000000000002,4.95e-07,0.0027400000000000002,0.0464
1903,0.019899999999999998,5.45e-07,0.00287,0.0551
1904,0.0213,6e-07,0.00304,0.0648
1905,0.0229,6.56e-07,0.00321,0.075
1906,0.0246,7.110000000000001e-07,0.0034100000000000003,0.0851
1907,0.026199999999999998,7.64e-07,0.00362,0.09440000000000001
1908,0.027800000000000002,8.13e-07,0.00383,0.102
1909,0.0293,8.54e-07,0.00405,0.108
1910,0.030600000000000002,8.86e-07,0.0042699999999999995,0.112
1911,0.0318,9.1e-07,0.0045,0.114
1912,0.033,9.31e-07,0.00474,0.116
1913,0.0343,9.5e-07,0.0049900000000000005,0.117
1914,0.0355,9.67e-07,0.00525,0.119
1915,0.0366,9.82e-07,0.00554,0.12
1916,0.0378,9.970000000000002e-07,0.00584,0.121
1917,0.0389,1.01e-06,0.00618,0.122
1918,0.04,1.03e-06,0.00653,0.123
1919,0.041,1.05e-06,0.00692,0.123
1920,0.042,1.07e-06,0.00735,0.124
1921,0.0429,1.09e-06,0.00783,0.123
1922,0.0438,1.1199999999999999e-06,0.00839,0.122
1923,0.0446,1.15e-06,0.00903,0.121
1924,0.045399999999999996,1.17e-06,0.00973,0.119
1925,0.046299999999999994,1.2e-06,0.0105,0.117
1926,0.0471,1.24e-06,0.011300000000000001,0.115
1927,0.0479,1.2700000000000001e-06,0.012199999999999999,0.113
1928,0.0487,1.31e-06,0.013099999999999999,0.111
1929,0.0496,1.35e-06,0.0141,0.11
1930,0.0505,1.39e-06,0.015099999999999999,0.11
1931,0.0514,1.4400000000000002e-06,0.0162,0.111
1932,0.052399999999999995,1.5e-06,0.0174,0.113
1933,0.0533,1.57e-06,0.018699999999999998,0.116
1934,0.054200000000000005,1.65e-06,0.0201,0.12
1935,0.055200000000000006,1.73e-06,0.0216,0.125
1936,0.0562,1.81e-06,0.023100000000000002,0.13
1937,0.0573,1.89e-06,0.0248,0.136
1938,0.0585,1.98e-06,0.0265,0.142
1939,0.0598,2.0500000000000003e-06,0.028300000000000002,0.147
1940,0.061200000000000004,2.13e-06,0.030100000000000002,0.153
1941,0.0629,2.19e-06,0.032,0.157
1942,0.0649,2.2499999999999996e-06,0.0341,0.162
1943,0.06720000000000001,2.3e-06,0.0364,0.166
1944,0.0698,2.35e-06,0.038700000000000005,0.17
1945,0.0726,2.4e-06,0.0412,0.175
1946,0.0756,2.4599999999999997e-06,0.0437,0.18
1947,0.0787,2.52e-06,0.046299999999999994,0.185
1948,0.08209999999999999,2.5899999999999998e-06,0.049,0.192
1949,0.0855,2.6700000000000003e-06,0.0517,0.199
1950,0.089,2.76e-06,0.0544,0.208
1951,0.09290000000000001,2.8800000000000004e-06,0.0571,0.223
1952,0.09759999999999999,3.05e-06,0.0599,0.249
1953,0.103,3.25e-06,0.0627,0.282
1954,0.109,3.48e-06,0.06559999999999999,0.321
1955,0.115,3.73e-06,0.0685,0.364
1956,0.121,4e-06,0.0716,0.406
1957,0.128,4.270000000000001e-06,0.0747,0.447
1958,0.135,4.5500000000000005e-06,0.078,0.484
1959,0.141,4.81e-06,0.0813,0.514
1960,0.148,5.07e-06,0.0849,0.536
1961,0.154,5.31e-06,0.0886,0.554
1962,0.16,5.52e-06,0.0927,0.567
1963,0.166,5.73e-06,0.097,0.576
1964,0.172,5.93e-06,0.102,0.588
1965,0.179,6.15e-06,0.106,0.602
1966,0.185,6.39e-06,0.111,0.617
1967,0.193,6.66e-06,0.115,0.639
1968,0.201,6.969999999999999e-06,0.12,0.665
1969,0.209,7.34e-06,0.125,0.685
1970,0.209,1.01e-05,0.124,0.71
1971,0.22,1.0399999999999999e-05,0.136,0.735
1972,0.201,1.1599999999999999e-05,0.141,0.755
1973,0.192,1.11e-05,0.145,0.77
1974,0.201,1.03e-05,0.151,0.789
1975,0.228,1.12e-05,0.155,0.814
1976,0.235,1.06e-05,0.161,0.836
1977,0.239,8.789999999999999e-06,0.166,0.854
1978,0.245,1.11e-05,0.171,0.858
1979,0.235,1.68e-05,0.177,0.849
1980,0.205,1.77e-05,0.182,0.845
1981,0.213,1.76e-05,0.188,0.858
1982,0.215,1.78e-05,0.193,0.87
1983,0.221,2.02e-05,0.199,0.855
1984,0.223,2.1499999999999997e-05,0.204,0.831
1985,0.226,2.03e-05,0.212,0.831
1986,0.228,2.58e-05,0.217,0.841
1987,0.228,2.7199999999999997e-05,0.223,0.859
1988,0.22,2.57e-05,0.229,0.869
1989,0.212,2.5600000000000002e-05,0.234,0.884
1990,0.244,2.44e-05,0.24,0.892
1991,0.243,3.04e-05,0.258,0.901
1992,0.249,3.13e-05,0.272,0.932
1993,0.241,2.58e-05,0.291,0.917
1994,0.247,2.6700000000000002e-05,0.299,0.932
1995,0.261,3.7e-05,0.316,0.914
1996,0.268,3.07e-05,0.322,0.971
1997,0.289,3.65e-05,0.333,0.95
1998,0.296,2.76e-05,0.343,0.95
1999,0.266,2.92e-05,0.359,0.979
2000,0.277,3.32e-05,0.385,0.956
2001,0.286,3.1e-05,0.404,0.977
2002,0.286,0.000311,0.42,0.984
2003,0.293,0.000309,0.436,1.04
2004,0.286,0.000249,0.453,1.09
2005,0.292,0.000356,0.497,1.08
2006,0.334,0.000285,0.5,1.07
2007,0.317,0.000319,0.516,1.11
2008,0.36,0.000248,0.543,1.08
2009,0.381,0.000236,0.56,1.11
2010,0.383,0.000249,0.578,1.13
2011,0.417,0.00023400000000000002,0.569,1.12
2012,0.419,0.000261,0.577,1.11
2013,0.427,0.00032700000000000003,0.604,1.09
2014,0.415,0.0010400000000000001,0.636,1.1
2015,0.403,0.000527,0.65,1.09
2016,0.449,0.000555,0.667,1.1
2017,0.461,0.000584,0.684,1.18
2018,0.473,0.000612,0.701,1.23