year,IPC1,IPC2,IPC4,IPCMAG
1850,0.0214,0.0,0.00735,0.003
1851,0.0221,3.5e-07,0.00743,0.00319
1852,0.0228,7.6e-07,0.00751,0.0034100000000000003
1853,0.0235,1.2299999999999999e-06,0.0075899999999999995,0.00367
1854,0.024300000000000002,1.75e-06,0.00767,0.00396
1855,0.025,2.34e-06,0.00775,0.00429
1856,0.0258,2.97e-06,0.00783,0.0046500000000000005
1857,0.026600000000000002,3.66e-06,0.0079,0.00504
1858,0.0273,4.4e-06,0.007980000000000001,0.00547
1859,0.0281,5.19e-06,0.008060000000000001,0.00592
1860,0.029,6.02e-06,0.00813,0.00641
1861,0.0298,6.910000000000001e-06,0.008199999999999999,0.00694
1862,0.030600000000000002,7.84e-06,0.00827,0.00749
1863,0.0315,8.81e-06,0.00834,0.00807
1864,0.032299999999999995,9.83e-06,0.00841,0.00869
1865,0.0332,1.09e-05,0.00848,0.00933
1866,0.0341,1.2e-05,0.00855,0.01
1867,0.035,1.31e-05,0.00862,0.0107
1868,0.0359,1.43e-05,0.00869,0.0115
1869,0.0368,1.55e-05,0.00876,0.012199999999999999
1870,0.037700000000000004,1.67e-05,0.00884,0.013
1871,0.0386,1.7999999999999997e-05,0.008919999999999999,0.013800000000000002
1872,0.0395,1.93e-05,0.009,0.0147
1873,0.0405,2.07e-05,0.00907,0.0156
1874,0.0414,2.2e-05,0.00915,0.0165
1875,0.0424,2.34e-05,0.00923,0.0174
1876,0.0433,2.48e-05,0.00932,0.0183
1877,0.0443,2.63e-05,0.00941,0.0193
1878,0.0453,2.77e-05,0.00951,0.020300000000000002
1879,0.046299999999999994,2.92e-05,0.009609999999999999,0.0214
1880,0.047299999999999995,3.07e-05,0.00973,0.0224
1881,0.048299999999999996,3.23e-05,0.009869999999999999,0.0235
1882,0.0493,3.3799999999999995e-05,0.01,0.0246
1883,0.0503,3.54e-05,0.010199999999999999,0.0258
1884,0.0513,3.69e-05,0.0104,0.0269
1885,0.0523,3.85e-05,0.0106,0.0281
1886,0.0533,4.01e-05,0.0109,0.0293
1887,0.054299999999999994,4.1700000000000004e-05,0.0111,0.0305
1888,0.0554,4.3299999999999995e-05,0.011300000000000001,0.0318
1889,0.0564,4.4999999999999996e-05,0.0115,0.033100000000000004
1890,0.0631,7.02e-05,0.0125,0.0329
1891,0.0634,7.51e-05,0.0125,0.0337
1892,0.0637,8.12e-05,0.0126,0.0357
1893,0.06409999999999999,8.83e-05,0.0128,0.0389
1894,0.0645,9.63e-05,0.013,0.0431
1895,0.0649,0.00010499999999999999,0.0132,0.0482
1896,0.0654,0.000115,0.0135,0.054
1897,0.0658,0.000125,0.013800000000000002,0.0605
1898,0.0663,0.000136,0.014199999999999999,0.0675
1899,0.0668,0.000147,0.0146,0.07479999999999999
1900,0.0673,0.00015900000000000002,0.015,0.0825
1901,0.0699,0.00017299999999999998,0.0155,0.09340000000000001
1902,0.076,0.00019,0.0161,0.11
1903,0.0851,0.00020899999999999998,0.0169,0.13
1904,0.09659999999999999,0.00023,0.0179,0.153
1905,0.11,0.000252,0.0189,0.177
1906,0.124,0.000273,0.0201,0.2
1907,0.139,0.000294,0.0213,0.222
1908,0.154,0.000312,0.022600000000000002,0.241
1909,0.168,0.000328,0.023899999999999998,0.255
1910,0.18,0.00034,0.0252,0.263
1911,0.192,0.00035,0.0265,0.268
1912,0.204,0.000358,0.027899999999999998,0.272
1913,0.217,0.000365,0.0294,0.276
1914,0.229,0.000371,0.030899999999999997,0.28
1915,0.242,0.000377,0.032600000000000004,0.283
1916,0.254,0.000383,0.0344,0.286
1917,0.267,0.000389,0.0364,0.288
1918,0.279,0.00039600000000000003,0.0385,0.29
1919,0.291,0.00040300000000000004,0.040799999999999996,0.291
1920,0.303,0.00041099999999999996,0.0433,0.291
1921,0.315,0.00041999999999999996,0.0461,0.29
1922,0.326,0.00043,0.0494,0.288
1923,0.337,0.00044,0.053200000000000004,0.284
1924,0.348,0.000451,0.0573,0.28
1925,0.359,0.000462,0.0619,0.275
1926,0.37,0.000475,0.06670000000000001,0.27
1927,0.381,0.000488,0.0719,0.266
1928,0.392,0.000502,0.07740000000000001,0.262
1929,0.404,0.000517,0.0831,0.26
1930,0.416,0.000533,0.089,0.259
1931,0.428,0.000553,0.09540000000000001,0.261
1932,0.439,0.0005759999999999999,0.102,0.266
1933,0.45,0.000603,0.11,0.273
1934,0.462,0.000632,0.118,0.283
1935,0.473,0.0006630000000000001,0.127,0.295
1936,0.486,0.000695,0.136,0.307
1937,0.5,0.000728,0.146,0.321
1938,0.515,0.000759,0.156,0.334
1939,0.532,0.000789,0.167,0.347
1940,0.551,0.000816,0.177,0.359
1941,0.574,0.000841,0.189,0.37
1942,0.603,0.0008629999999999999,0.201,0.38
1943,0.637,0.000884,0.214,0.39
1944,0.675,0.000903,0.228,0.4
1945,0.716,0.000923,0.243,0.411
1946,0.761,0.000945,0.258,0.423
1947,0.807,0.000968,0.273,0.436
1948,0.856,0.000995,0.289,0.451
1949,0.905,0.00103,0.304,0.469
1950,0.955,0.00106,0.32,0.489
1951,1.01,0.00111,0.336,0.525
1952,1.06,0.00117,0.353,0.585
1953,1.13,0.00125,0.369,0.664
1954,1.19,0.00134,0.386,0.756
1955,1.26,0.0014299999999999998,0.404,0.854
1956,1.33,0.0015300000000000001,0.422,0.955
1957,1.4,0.00164,0.44,1.05
1958,1.47,0.00175,0.459,1.14
1959,1.54,0.00185,0.479,1.21
1960,1.62,0.00195,0.5,1.26
1961,1.68,0.00204,0.522,1.21
1962,1.74,0.00212,0.546,1.25
1963,1.79,0.0022,0.572,1.29
1964,1.84,0.00228,0.598,1.35
1965,1.89,0.0023599999999999997,0.625,1.41
1966,1.96,0.0024500000000000004,0.653,1.49
1967,2.03,0.00256,0.68,1.53
1968,2.13,0.00268,0.707,1.55
1969,2.25,0.00282,0.734,1.58
1970,2.23,0.00262,0.737,1.65
1971,2.33,0.00239,0.813,1.62
1972,2.02,0.0025299999999999997,0.849,1.62
1973,1.79,0.00235,0.888,1.62
1974,2.38,0.0020499999999999997,0.925,1.68
1975,2.48,0.0020800000000000003,0.961,1.77
1976,2.69,0.00184,1.0,1.83
1977,1.88,0.00148,1.04,1.87
1978,2.64,0.00157,1.09,1.88
1979,2.33,0.0019199999999999998,1.12,1.89
1980,2.74,0.00165,1.16,1.96
1981,3.2,0.0016899999999999999,1.2,2.03
1982,4.33,0.00141,1.24,2.08
1983,3.21,0.00136,1.27,2.1
1984,2.39,0.0015400000000000001,1.31,2.12
1985,2.18,0.0014399999999999999,1.35,2.2
1986,1.69,0.00146,1.39,2.23
1987,1.78,0.00138,1.42,2.17
1988,1.41,0.00134,1.47,2.16
1989,1.31,0.00132,1.49,2.27
1990,1.32,0.0014199999999999998,1.53,2.22
1991,1.24,0.00133,1.56,2.2
1992,1.24,0.0014,1.59,2.16
1993,1.4,0.00136,1.63,2.21
1994,1.35,0.00127,1.66,2.2
1995,1.51,0.00141,1.72,2.18
1996,1.66,0.00146,1.75,2.11
1997,1.83,0.0015,1.78,2.14
1998,1.77,0.00151,1.82,2.16
1999,1.58,0.0015400000000000001,1.85,2.11
2000,1.59,0.0015400000000000001,1.88,2.13
2001,1.57,0.0014399999999999999,1.9,2.13
2002,1.51,0.0013700000000000001,1.94,2.18
2003,1.64,0.00145,1.97,2.19
2004,1.6,0.00151,2.0,2.17
2005,1.64,0.00156,2.04,2.17
2006,1.75,0.0011200000000000001,2.08,2.17
2007,1.81,0.0011799999999999998,2.07,2.19
2008,1.94,0.00126,2.06,2.21
2009,1.83,0.0011200000000000001,2.1,2.25
2010,1.79,0.00132,2.13,2.26
2011,1.66,0.0017,2.17,2.3
2012,1.59,0.00171,2.21,2.22
2013,1.58,0.0017,2.26,2.25
2014,1.57,0.00176,2.29,2.28
2015,1.52,0.00172,2.32,2.31
2016,1.66,0.0016699999999999998,2.33,2.34
2017,1.66,0.0016899999999999999,2.36,2.37
2018,1.66,0.00172,2.39,2.4