year,IPC1,IPC2,IPCMAG
1850,0.00186,8.04e-05,1.11e-05
1851,0.00196,8.47e-05,1.17e-05
1852,0.00207,8.92e-05,1.24e-05
1853,0.00218,9.41e-05,1.3e-05
1854,0.0023,9.93e-05,1.3700000000000001e-05
1855,0.0024300000000000003,0.00010499999999999999,1.45e-05
1856,0.00256,0.00011,1.53e-05
1857,0.0027,0.000116,1.61e-05
1858,0.0028399999999999996,0.000123,1.7e-05
1859,0.00299,0.000129,1.7899999999999998e-05
1860,0.00314,0.000136,1.88e-05
1861,0.0033,0.00014199999999999998,1.9699999999999998e-05
1862,0.00346,0.000149,2.07e-05
1863,0.00364,0.000157,2.17e-05
1864,0.00382,0.000165,2.2800000000000002e-05
1865,0.00401,0.00017299999999999998,2.39e-05
1866,0.00421,0.00018099999999999998,2.51e-05
1867,0.00441,0.00019,2.64e-05
1868,0.00463,0.0002,2.76e-05
1869,0.004849999999999999,0.00020899999999999998,2.9e-05
1870,0.00509,0.000219,3.04e-05
1871,0.00533,0.00023,3.18e-05
1872,0.0056,0.000241,3.34e-05
1873,0.00587,0.000253,3.51e-05
1874,0.00617,0.000266,3.68e-05
1875,0.00647,0.000279,3.87e-05
1876,0.00679,0.00029299999999999997,4.06e-05
1877,0.0071200000000000005,0.000307,4.25e-05
1878,0.00745,0.000322,4.45e-05
1879,0.0078,0.00033600000000000004,4.66e-05
1880,0.008150000000000001,0.00035099999999999997,4.87e-05
1881,0.0085,0.000367,5.0799999999999995e-05
1882,0.00887,0.000383,5.3e-05
1883,0.00925,0.000399,5.52e-05
1884,0.009640000000000001,0.000416,5.76e-05
1885,0.01,0.000433,5.9999999999999995e-05
1886,0.0105,0.000451,6.25e-05
1887,0.0109,0.00047,6.500000000000001e-05
1888,0.011300000000000001,0.000489,6.769999999999999e-05
1889,0.011800000000000001,0.000509,7.049999999999999e-05
1890,0.0129,0.000501,7.7e-05
1891,0.0134,0.000501,7.98e-05
1892,0.013900000000000001,0.000501,8.29e-05
1893,0.0144,0.000501,8.609999999999999e-05
1894,0.015,0.000501,8.96e-05
1895,0.0156,0.000501,9.32e-05
1896,0.016300000000000002,0.000501,9.71e-05
1897,0.0169,0.000501,0.000101
1898,0.0176,0.000501,0.00010499999999999999
1899,0.0183,0.000501,0.00011
1900,0.019100000000000002,0.000501,0.000114
1901,0.019899999999999998,0.000501,0.00011899999999999999
1902,0.0209,0.000502,0.000125
1903,0.0219,0.000502,0.000131
1904,0.023,0.000502,0.00013700000000000002
1905,0.0241,0.000502,0.00014399999999999998
1906,0.0252,0.000503,0.00015
1907,0.026199999999999998,0.000503,0.000157
1908,0.0272,0.000503,0.000162
1909,0.028,0.000504,0.00016700000000000002
1910,0.0287,0.000504,0.000171
1911,0.0292,0.000516,0.000175
1912,0.0297,0.000549,0.000178
1913,0.030199999999999998,0.0006,0.00017999999999999998
1914,0.030600000000000002,0.0006670000000000001,0.000183
1915,0.031,0.000746,0.000185
1916,0.011,0.0008349999999999999,6.57e-05
1917,0.0293,0.0009320000000000001,0.000175
1918,0.040299999999999996,0.00103,0.000241
1919,0.0364,0.00114,0.00021799999999999999
1920,0.0293,0.00124,0.000175
1921,0.022,0.00135,0.000131
1922,1.48e-05,0.00147,0.0
1923,1.57e-05,0.0016,0.0
1924,1.66e-05,0.00174,0.0
1925,2.2100000000000002e-05,0.0019,2.76e-08
1926,4.0300000000000004e-05,0.00207,1.3e-07
1927,7.620000000000001e-05,0.0022400000000000002,3.38e-07
1928,0.000135,0.0024300000000000003,6.809999999999999e-07
1929,0.000221,0.00263,1.19e-06
1930,0.00034100000000000005,0.0028399999999999996,1.89e-06
1931,0.000498,0.0030600000000000002,2.82e-06
1932,0.000699,0.00329,4e-06
1933,0.000948,0.0217,5.459999999999999e-06
1934,0.00125,0.022,7.24e-06
1935,0.00161,0.0222,9.37e-06
1936,0.00204,0.0298,1.1900000000000001e-05
1937,0.0025299999999999997,0.0338,1.48e-05
1938,0.00309,0.0378,1.8100000000000003e-05
1939,0.0037400000000000003,0.038299999999999994,2.19e-05
1940,0.0257,0.0351,0.000153
1941,0.106,0.0358,0.000635
1942,0.132,0.0367,0.0007880000000000001
1943,0.0368,0.019600000000000003,0.000219
1944,0.0624,0.039,0.000372
1945,0.06609999999999999,0.0404,0.00039400000000000004
1946,0.0881,0.0528,0.000526
1947,0.0698,0.0725,0.000416
1948,0.06620000000000001,0.0959,0.00039400000000000004
1949,0.0442,0.101,0.000263
1950,1.14,0.103,0.00679
1951,1.29,0.112,0.007690000000000001
1952,1.34,0.124,0.00802
1953,1.27,0.137,0.00756
1954,1.26,0.167,0.00753
1955,1.41,0.217,0.00841
1956,1.38,0.208,0.00826
1957,1.38,0.231,0.00821
1958,1.28,0.204,0.00764
1959,1.38,0.254,0.00821
1960,1.52,0.238,0.009089999999999999
1961,1.61,0.204,0.00957
1962,1.62,0.222,0.009640000000000001
1963,1.78,0.225,0.0106
1964,2.54,0.275,0.015099999999999999
1965,2.25,0.278,0.013300000000000001
1966,2.67,0.293,0.0158
1967,2.88,0.293,0.017
1968,3.38,0.316,0.02
1969,3.6,0.368,0.0213
1970,3.5,0.335,0.0259
1971,3.95,0.351,0.029
1972,4.45,0.381,0.022699999999999998
1973,4.6,0.332,0.030899999999999997
1974,5.17,0.34,0.0361
1975,5.27,0.379,0.036
1976,5.64,0.308,0.0338
1977,6.5,0.358,0.0365
1978,7.09,0.509,0.043
1979,8.12,0.755,0.0425
1980,8.64,0.949,0.043
1981,8.86,1.06,0.0508
1982,8.66,0.938,0.060899999999999996
1983,9.91,1.46,0.0517
1984,10.2,1.42,0.0732
1985,10.4,1.55,0.0688
1986,10.6,1.51,0.07970000000000001
1987,10.1,1.71,0.07890000000000001
1988,10.9,1.62,0.0701
1989,11.6,1.63,0.0745
1990,11.6,1.64,0.0564
1991,13.5,1.98,0.078
1992,13.0,1.97,0.0815
1993,14.4,2.09,0.0762
1994,13.7,2.25,0.0679
1995,13.3,2.39,0.0577
1996,14.5,2.22,0.0775
1997,14.8,2.18,0.07709999999999999
1998,15.7,2.25,0.0943
1999,15.9,2.38,0.0965
2000,17.1,2.79,0.0916
2001,18.0,2.75,0.0815
2002,17.9,2.86,0.07970000000000001
2003,18.2,2.83,0.0841
2004,19.0,3.08,0.0965
2005,19.3,3.07,0.0965
2006,19.5,3.2,0.103
2007,20.6,3.29,0.106
2008,21.1,3.56,0.11
2009,21.1,3.64,0.115
2010,23.6,3.95,0.119
2011,22.5,3.58,0.125
2012,23.4,3.57,0.131
2013,23.9,3.5,0.0132
2014,24.3,3.89,0.0132
2015,20.4,4.04,0.0132
2016,19.5,3.81,0.013300000000000001
2017,19.5,3.78,0.013300000000000001
2018,20.3,3.76,0.013300000000000001