year,IPC1,IPC4,IPCMAG
1850,0.000716,8.04e-05,0.037200000000000004
1851,0.0007239999999999999,8.07e-05,0.0385
1852,0.000733,8.1e-05,0.039700000000000006
1853,0.000742,8.13e-05,0.041
1854,0.000751,8.16e-05,0.0422
1855,0.000759,8.2e-05,0.0434
1856,0.000768,8.23e-05,0.0446
1857,0.000777,8.269999999999999e-05,0.045700000000000005
1858,0.000787,8.309999999999999e-05,0.0469
1859,0.000796,8.350000000000001e-05,0.048100000000000004
1860,0.000805,8.400000000000001e-05,0.0492
1861,0.000815,8.44e-05,0.0503
1862,0.000824,8.48e-05,0.0515
1863,0.000834,8.53e-05,0.0526
1864,0.000843,8.58e-05,0.053700000000000005
1865,0.000853,8.64e-05,0.054799999999999995
1866,0.0008629999999999999,8.690000000000001e-05,0.0559
1867,0.0008719999999999999,8.75e-05,0.0569
1868,0.000882,8.8e-05,0.058
1869,0.000892,8.86e-05,0.059
1870,0.000902,8.92e-05,0.0601
1871,0.000912,8.989999999999999e-05,0.0611
1872,0.000923,9.06e-05,0.062200000000000005
1873,0.000933,9.130000000000001e-05,0.0632
1874,0.0009429999999999999,9.2e-05,0.06420000000000001
1875,0.000953,9.279999999999999e-05,0.06520000000000001
1876,0.000964,9.36e-05,0.06620000000000001
1877,0.0009739999999999999,9.44e-05,0.06720000000000001
1878,0.000985,9.520000000000001e-05,0.0682
1879,0.000995,9.6e-05,0.0692
1880,0.00101,9.669999999999999e-05,0.0702
1881,0.00102,9.75e-05,0.0712
1882,0.00103,9.83e-05,0.0721
1883,0.0010400000000000001,9.91e-05,0.0731
1884,0.0010500000000000002,9.99e-05,0.0741
1885,0.00106,0.000101,0.075
1886,0.00107,0.000102,0.076
1887,0.00108,0.000102,0.07690000000000001
1888,0.00109,0.000103,0.07790000000000001
1889,0.0011,0.000104,0.0788
1890,0.00122,0.000106,0.07940000000000001
1891,0.00126,0.000107,0.07959999999999999
1892,0.00131,0.000108,0.0798
1893,0.00136,0.00010899999999999999,0.08
1894,0.00141,0.000111,0.08020000000000001
1895,0.00147,0.000112,0.0804
1896,0.0015300000000000001,0.00011300000000000001,0.08070000000000001
1897,0.00159,0.000114,0.0809
1898,0.00165,0.000116,0.08120000000000001
1899,0.00172,0.00011700000000000001,0.0815
1900,0.0017900000000000001,0.00011899999999999999,0.0818
1901,0.00186,0.00011999999999999999,0.08209999999999999
1902,0.00195,0.000122,0.0825
1903,0.0020499999999999997,0.000123,0.0829
1904,0.00216,0.000125,0.0833
1905,0.00226,0.000127,0.0837
1906,0.00237,0.000129,0.0842
1907,0.0024700000000000004,0.000131,0.0847
1908,0.00256,0.000133,0.0851
1909,0.00263,0.000135,0.0856
1910,0.00269,0.00013700000000000002,0.086
1911,0.0027400000000000002,0.00013900000000000002,0.0864
1912,0.00278,0.00014000000000000001,0.0869
1913,0.00282,0.00014199999999999998,0.0875
1914,0.0028599999999999997,0.00014399999999999998,0.088
1915,0.00289,0.000146,0.0886
1916,0.00292,0.000148,0.0892
1917,0.0029500000000000004,0.00015,0.08979999999999999
1918,0.00298,0.000153,0.09040000000000001
1919,0.0030099999999999997,0.000156,0.091
1920,0.0030499999999999998,0.00015900000000000002,0.0916
1921,0.0030800000000000003,0.000164,0.0923
1922,0.00311,0.000171,0.0933
1923,0.00314,0.000179,0.09440000000000001
1924,0.00317,0.000188,0.09570000000000001
1925,0.00319,0.000199,0.097
1926,0.00322,0.000211,0.09820000000000001
1927,0.00326,0.000223,0.0994
1928,0.0033,0.000236,0.1
1929,0.0033399999999999997,0.00025,0.101
1930,0.0033900000000000002,0.000263,0.102
1931,0.00346,0.000277,0.102
1932,0.0035499999999999998,0.000292,0.102
1933,0.00366,0.000307,0.102
1934,0.00379,0.000324,0.102
1935,0.00393,0.00034300000000000004,0.102
1936,0.00408,0.00036199999999999996,0.102
1937,0.00424,0.000382,0.102
1938,0.00441,0.00040300000000000004,0.102
1939,0.00457,0.000426,0.103
1940,0.00474,0.00045,0.103
1941,0.004900000000000001,0.000475,0.104
1942,0.00508,0.000504,0.106
1943,0.0052699999999999995,0.000535,0.108
1944,0.00546,0.000569,0.111
1945,0.00567,0.0006039999999999999,0.114
1946,0.00588,0.000641,0.117
1947,0.00609,0.000679,0.12
1948,0.00631,0.000718,0.122
1949,0.00654,0.000757,0.124
1950,0.00677,0.0007970000000000001,0.125
1951,0.007019999999999999,0.000837,0.126
1952,0.00729,0.000877,0.126
1953,0.00758,0.0009180000000000001,0.126
1954,0.00788,0.0009609999999999999,0.126
1955,0.00818,0.001,0.126
1956,0.00848,0.0010500000000000002,0.126
1957,0.00877,0.0011,0.126
1958,0.00903,0.00115,0.126
1959,0.009269999999999999,0.0012,0.127
1960,0.00948,0.00126,0.127
1961,0.00967,0.00132,0.127
1962,0.009869999999999999,0.00139,0.127
1963,0.0101,0.00147,0.128
1964,0.0103,0.00155,0.129
1965,0.0105,0.00164,0.13
1966,0.0106,0.00172,0.132
1967,0.0108,0.00181,0.134
1968,0.0109,0.00189,0.136
1969,0.011,0.00197,0.138
1970,0.0112,0.002,0.149
1971,0.011300000000000001,0.00212,0.144
1972,0.0116,0.00218,0.142
1973,0.011699999999999999,0.0022400000000000002,0.16
1974,0.011699999999999999,0.00231,0.114
1975,0.0119,0.0023799999999999997,0.127
1976,0.012,0.0024500000000000004,0.135
1977,0.0121,0.00252,0.171
1978,0.0123,0.0025800000000000003,0.14
1979,0.0123,0.00266,0.171
1980,0.0124,0.0027400000000000002,0.223
1981,0.0123,0.00283,0.18
1982,0.0124,0.0029300000000000003,0.217
1983,0.0125,0.00304,0.207
1984,0.0127,0.00313,0.2
1985,0.0127,0.00321,0.181
1986,0.0127,0.0033,0.187
1987,0.0127,0.0033799999999999998,0.198
1988,0.0128,0.00347,0.184
1989,0.0129,0.0035499999999999998,0.207
1990,0.0144,0.00364,0.264
1991,0.0155,0.00375,0.272
1992,0.0155,0.00385,0.273
1993,0.0145,0.00396,0.273
1994,0.0132,0.004059999999999999,0.276
1995,0.0115,0.00364,0.397
1996,0.0125,0.00319,0.552
1997,0.013,0.0027400000000000002,0.679
1998,0.0104,0.0023,0.867
1999,0.0101,0.00184,0.891
2000,0.00999,0.0014,1.14
2001,0.0104,0.000948,1.04
2002,0.0103,0.000501,0.974
2003,0.010199999999999999,5.6e-05,1.4
2004,0.0105,5.8e-05,1.4
2005,0.0103,5.9e-05,1.4
2006,0.00619,5.9999999999999995e-05,0.45
2007,0.0146,6.1e-05,0.45
2008,0.0147,7.5e-05,0.45
2009,0.0146,0.000148,0.232
2010,0.0148,0.000133,0.232
2011,0.016,0.000134,0.248
2012,0.0162,0.000135,0.248
2013,0.0157,0.000136,0.251
2014,0.0171,0.00013700000000000002,0.254
2015,0.0177,0.00013800000000000002,0.258
2016,0.0183,0.0,0.27
2017,0.019,0.0,0.273
2018,0.019600000000000003,0.0,0.274