year,IPC1,IPC2,IPC4,IPCMAG
1850,0.0054800000000000005,0.0,0.0019299999999999999,0.00534
1851,0.00566,1.58e-09,0.00195,0.00567
1852,0.00584,3.4300000000000004e-09,0.00197,0.00607
1853,0.006030000000000001,5.54e-09,0.00199,0.00653
1854,0.00622,7.910000000000001e-09,0.0020099999999999996,0.00704
1855,0.00641,1.05e-08,0.0020299999999999997,0.00762
1856,0.00661,1.3400000000000001e-08,0.0020499999999999997,0.00826
1857,0.006809999999999999,1.6500000000000002e-08,0.00207,0.008960000000000001
1858,0.00701,1.98e-08,0.00209,0.009720000000000001
1859,0.00722,2.34e-08,0.00211,0.0105
1860,0.00743,2.71e-08,0.00213,0.0114
1861,0.00764,3.1099999999999994e-08,0.00215,0.0123
1862,0.00785,3.53e-08,0.00217,0.013300000000000001
1863,0.00807,3.9700000000000005e-08,0.00219,0.0144
1864,0.008289999999999999,4.43e-08,0.0022,0.0154
1865,0.00851,4.91e-08,0.00222,0.0166
1866,0.00874,5.4e-08,0.0022400000000000002,0.0178
1867,0.008960000000000001,5.91e-08,0.00226,0.019100000000000002
1868,0.00919,6.44e-08,0.00228,0.020399999999999998
1869,0.00943,6.990000000000001e-08,0.0023,0.0217
1870,0.00966,7.550000000000001e-08,0.00232,0.023100000000000002
1871,0.0099,8.12e-08,0.00234,0.0246
1872,0.0101,8.71e-08,0.0023599999999999997,0.0261
1873,0.0104,9.309999999999999e-08,0.0023799999999999997,0.0277
1874,0.0106,9.93e-08,0.0024,0.0293
1875,0.0109,1.06e-07,0.00242,0.030899999999999997
1876,0.0111,1.12e-07,0.00244,0.032600000000000004
1877,0.0114,1.18e-07,0.0024700000000000004,0.0344
1878,0.0116,1.25e-07,0.00249,0.0362
1879,0.0119,1.3200000000000002e-07,0.00252,0.038
1880,0.0121,1.39e-07,0.0025499999999999997,0.0399
1881,0.0124,1.45e-07,0.00259,0.0418
1882,0.0126,1.52e-07,0.00263,0.0438
1883,0.0129,1.5899999999999998e-07,0.00268,0.0458
1884,0.013099999999999999,1.66e-07,0.00273,0.0479
1885,0.0134,1.74e-07,0.00279,0.05
1886,0.013699999999999999,1.8100000000000002e-07,0.00285,0.0521
1887,0.013900000000000001,1.88e-07,0.0029100000000000003,0.054299999999999994
1888,0.014199999999999999,1.9499999999999999e-07,0.00296,0.0565
1889,0.0145,2.03e-07,0.00302,0.0588
1890,0.0161,3.1599999999999997e-07,0.00327,0.0585
1891,0.016399999999999998,3.39e-07,0.00328,0.0593
1892,0.0166,3.66e-07,0.0033,0.0611
1893,0.0169,3.9800000000000004e-07,0.0033399999999999997,0.0638
1894,0.0171,4.34e-07,0.0034,0.06720000000000001
1895,0.0174,4.74e-07,0.00346,0.0712
1896,0.0177,5.180000000000001e-07,0.00354,0.07590000000000001
1897,0.0181,5.64e-07,0.00363,0.081
1898,0.0184,6.14e-07,0.00372,0.0865
1899,0.018699999999999998,6.65e-07,0.00382,0.09240000000000001
1900,0.019100000000000002,7.179999999999999e-07,0.00392,0.0984
1901,0.0198,7.799999999999999e-07,0.00405,0.107
1902,0.0213,8.57e-07,0.00422,0.12
1903,0.023399999999999997,9.44e-07,0.00444,0.135
1904,0.0259,1.04e-06,0.004690000000000001,0.153
1905,0.0287,1.1399999999999999e-06,0.00496,0.171
1906,0.0318,1.2299999999999999e-06,0.00526,0.189
1907,0.0349,1.32e-06,0.00558,0.206
1908,0.038,1.41e-06,0.00592,0.221
1909,0.0409,1.48e-06,0.00626,0.232
1910,0.0435,1.53e-06,0.0066,0.238
1911,0.045899999999999996,1.5800000000000001e-06,0.0069500000000000004,0.242
1912,0.0484,1.61e-06,0.00731,0.245
1913,0.051,1.64e-06,0.0077,0.248
1914,0.0535,1.67e-06,0.00811,0.251
1915,0.056,1.6999999999999998e-06,0.00855,0.254
1916,0.0586,1.73e-06,0.00902,0.256
1917,0.0611,1.75e-06,0.009529999999999999,0.258
1918,0.0635,1.78e-06,0.0101,0.26
1919,0.0659,1.82e-06,0.0107,0.261
1920,0.0682,1.85e-06,0.011300000000000001,0.262
1921,0.0705,1.9e-06,0.0121,0.261
1922,0.0727,1.94e-06,0.013,0.261
1923,0.07479999999999999,1.98e-06,0.013900000000000001,0.259
1924,0.07690000000000001,2.03e-06,0.015,0.257
1925,0.07890000000000001,2.08e-06,0.0162,0.255
1926,0.081,2.14e-06,0.0175,0.253
1927,0.0831,2.2e-06,0.0188,0.252
1928,0.0853,2.26e-06,0.020300000000000002,0.25
1929,0.0875,2.33e-06,0.0218,0.249
1930,0.08990000000000001,2.4e-06,0.0233,0.249
1931,0.0922,2.49e-06,0.025,0.25
1932,0.09440000000000001,2.5999999999999997e-06,0.0268,0.254
1933,0.09659999999999999,2.7200000000000002e-06,0.0289,0.259
1934,0.0988,2.8500000000000002e-06,0.031,0.265
1935,0.101,2.99e-06,0.033299999999999996,0.273
1936,0.104,3.13e-06,0.0357,0.282
1937,0.106,3.28e-06,0.038299999999999994,0.291
1938,0.109,3.42e-06,0.0409,0.3
1939,0.113,3.56e-06,0.0437,0.31
1940,0.116,3.68e-06,0.0465,0.319
1941,0.121,3.79e-06,0.0495,0.327
1942,0.126,3.89e-06,0.052700000000000004,0.335
1943,0.132,3.98e-06,0.056100000000000004,0.343
1944,0.14,4.07e-06,0.0598,0.351
1945,0.147,4.16e-06,0.0636,0.359
1946,0.156,4.26e-06,0.0675,0.369
1947,0.165,4.36e-06,0.0715,0.379
1948,0.174,4.4799999999999995e-06,0.0756,0.391
1949,0.183,4.62e-06,0.0798,0.405
1950,0.192,4.78e-06,0.084,0.421
1951,0.203,4.99e-06,0.0882,0.449
1952,0.214,5.28e-06,0.09240000000000001,0.495
1953,0.226,5.6299999999999995e-06,0.0968,0.556
1954,0.239,6.02e-06,0.101,0.626
1955,0.252,6.46e-06,0.106,0.702
1956,0.266,6.92e-06,0.11,0.779
1957,0.281,7.3899999999999995e-06,0.115,0.852
1958,0.295,7.870000000000001e-06,0.12,0.919
1959,0.31,8.34e-06,0.126,0.974
1960,0.324,8.779999999999999e-06,0.131,1.01
1961,0.337,9.19e-06,0.137,1.04
1962,0.349,9.56e-06,0.143,1.07
1963,0.36,9.92e-06,0.15,1.08
1964,0.371,1.03e-05,0.157,1.11
1965,0.383,1.06e-05,0.164,1.14
1966,0.396,1.11e-05,0.171,1.17
1967,0.411,1.15e-05,0.178,1.2
1968,0.43,1.21e-05,0.185,1.24
1969,0.453,1.2699999999999999e-05,0.192,1.27
1970,0.432,1.7999999999999997e-05,0.191,1.32
1971,0.473,1.88e-05,0.209,1.36
1972,0.433,2.14e-05,0.217,1.4
1973,0.408,2.22e-05,0.224,1.43
1974,0.433,2.1499999999999997e-05,0.234,1.47
1975,0.513,1.96e-05,0.239,1.52
1976,0.535,2.12e-05,0.249,1.56
1977,0.548,1.85e-05,0.256,1.58
1978,0.562,1.78e-05,0.264,1.61
1979,0.526,2.29e-05,0.273,1.6
1980,0.423,7.159999999999999e-05,0.281,1.59
1981,0.457,3.43e-05,0.29,1.61
1982,0.457,3.57e-05,0.298,1.64
1983,0.486,3.7900000000000006e-05,0.307,1.61
1984,0.477,4.12e-05,0.315,1.55
1985,0.472,4.53e-05,0.327,1.55
1986,0.462,6.17e-05,0.335,1.56
1987,0.448,7.939999999999999e-05,0.344,1.6
1988,0.398,6.71e-05,0.353,1.62
1989,0.349,6.4e-05,0.362,1.67
1990,0.453,6.63e-05,0.371,1.67
1991,0.451,9.810000000000001e-05,0.381,1.66
1992,0.481,0.000107,0.389,1.68
1993,0.536,0.000125,0.398,1.71
1994,0.421,0.000128,0.406,1.74
1995,0.491,0.000133,0.416,1.74
1996,0.425,0.000132,0.422,1.76
1997,0.56,0.000132,0.43,1.73
1998,0.575,7.57e-05,0.438,1.74
1999,0.482,0.00011999999999999999,0.447,1.67
2000,0.5,3.43e-05,0.456,1.69
2001,0.482,5.58e-05,0.462,1.72
2002,0.49,7.290000000000001e-05,0.472,1.72
2003,0.477,8.89e-05,0.48,1.75
2004,0.456,9.48e-05,0.489,1.77
2005,0.458,9.53e-05,0.497,1.78
2006,0.471,9.87e-05,0.504,1.77
2007,0.486,9.84e-05,0.512,1.82
2008,0.51,9.669999999999999e-05,0.518,1.82
2009,0.566,0.000108,0.528,1.81
2010,0.614,0.000112,0.536,1.85
2011,0.635,0.000115,0.545,1.72
2012,0.652,0.000118,0.554,1.61
2013,0.638,0.000121,0.561,1.59
2014,0.652,0.00011999999999999999,0.568,1.56
2015,0.629,0.00011899999999999999,0.575,1.56
2016,0.676,0.000132,0.584,1.58
2017,0.692,0.000135,0.592,1.68
2018,0.708,0.00013900000000000002,0.6,1.76