year,IPC1,IPC2,IPC4,IPCMAG
1850,0.00114,2.67e-07,0.0288,0.0608
1851,0.00115,3.06e-07,0.0292,0.0608
1852,0.00116,3.45e-07,0.0295,0.060899999999999996
1853,0.00117,3.84e-07,0.0299,0.0611
1854,0.0011899999999999999,4.24e-07,0.030199999999999998,0.061399999999999996
1855,0.00121,4.64e-07,0.030600000000000002,0.061700000000000005
1856,0.00124,5.05e-07,0.031,0.0621
1857,0.00127,5.46e-07,0.0313,0.0625
1858,0.0013,5.88e-07,0.0317,0.063
1859,0.00134,6.3e-07,0.032,0.0636
1860,0.00139,6.72e-07,0.032299999999999995,0.06420000000000001
1861,0.0014299999999999998,7.15e-07,0.0327,0.0649
1862,0.00149,7.58e-07,0.033,0.06559999999999999
1863,0.0015400000000000001,8.02e-07,0.033299999999999996,0.0664
1864,0.0016,8.459999999999999e-07,0.033600000000000005,0.06720000000000001
1865,0.00166,8.91e-07,0.0339,0.0681
1866,0.00173,9.349999999999999e-07,0.0343,0.0691
1867,0.0018,9.81e-07,0.0346,0.0701
1868,0.0018700000000000001,1.03e-06,0.0349,0.0711
1869,0.00195,1.07e-06,0.0353,0.0722
1870,0.0020299999999999997,1.1199999999999999e-06,0.0357,0.0733
1871,0.00211,1.16e-06,0.0361,0.07440000000000001
1872,0.00219,1.2099999999999998e-06,0.0365,0.0756
1873,0.00227,1.26e-06,0.037,0.07690000000000001
1874,0.0023599999999999997,1.31e-06,0.0375,0.07809999999999999
1875,0.0024500000000000004,1.35e-06,0.038,0.07940000000000001
1876,0.0025499999999999997,1.4e-06,0.0385,0.08070000000000001
1877,0.00264,1.4499999999999999e-06,0.039,0.08209999999999999
1878,0.0027400000000000002,1.5e-06,0.0395,0.0835
1879,0.00283,1.55e-06,0.04,0.0849
1880,0.0029300000000000003,1.6000000000000001e-06,0.0405,0.0863
1881,0.0030299999999999997,1.65e-06,0.041,0.0878
1882,0.00314,1.6999999999999998e-06,0.0415,0.0892
1883,0.0032400000000000003,1.74e-06,0.042,0.0907
1884,0.0033399999999999997,1.79e-06,0.0425,0.0922
1885,0.0034500000000000004,1.84e-06,0.043,0.0938
1886,0.0035499999999999998,1.9e-06,0.0436,0.0953
1887,0.00366,1.95e-06,0.0441,0.0968
1888,0.00377,2e-06,0.0446,0.0984
1889,0.00387,2.0500000000000003e-06,0.0451,0.1
1890,0.0043,3.19e-06,0.045899999999999996,0.0844
1891,0.00449,3.42e-06,0.0466,0.09659999999999999
1892,0.004690000000000001,3.7e-06,0.047299999999999995,0.108
1893,0.004900000000000001,4.0299999999999995e-06,0.048,0.118
1894,0.00512,4.3899999999999995e-06,0.0487,0.128
1895,0.00535,4.8e-06,0.0494,0.136
1896,0.0055899999999999995,5.24e-06,0.0501,0.143
1897,0.00584,5.7099999999999995e-06,0.0508,0.149
1898,0.00609,6.21e-06,0.0515,0.153
1899,0.00636,6.73e-06,0.0522,0.156
1900,0.00663,7.26e-06,0.053,0.156
1901,0.0069299999999999995,7.889999999999999e-06,0.053700000000000005,0.156
1902,0.0072699999999999996,8.66e-06,0.0544,0.153
1903,0.00764,9.54e-06,0.055200000000000006,0.149
1904,0.00802,1.0500000000000001e-05,0.0559,0.145
1905,0.00841,1.15e-05,0.056600000000000004,0.14
1906,0.00879,1.24e-05,0.0574,0.135
1907,0.00915,1.33e-05,0.0581,0.13
1908,0.00948,1.4200000000000001e-05,0.0589,0.127
1909,0.00976,1.49e-05,0.0596,0.124
1910,0.00999,1.55e-05,0.060399999999999995,0.123
1911,0.010199999999999999,1.59e-05,0.061200000000000004,0.123
1912,0.0103,1.63e-05,0.0621,0.124
1913,0.0104,1.66e-05,0.0629,0.124
1914,0.0105,1.6899999999999997e-05,0.0637,0.125
1915,0.0106,1.72e-05,0.06459999999999999,0.126
1916,0.0107,1.7500000000000002e-05,0.0655,0.127
1917,0.0109,1.78e-05,0.0663,0.128
1918,0.011,1.8100000000000003e-05,0.06720000000000001,0.129
1919,0.0111,1.84e-05,0.0681,0.13
1920,0.011300000000000001,1.88e-05,0.069,0.131
1921,0.0115,1.92e-05,0.0699,0.133
1922,0.0119,1.96e-05,0.0708,0.134
1923,0.0123,2.01e-05,0.0717,0.136
1924,0.0127,2.05e-05,0.0726,0.139
1925,0.013099999999999999,2.11e-05,0.0735,0.141
1926,0.0135,2.16e-05,0.0745,0.144
1927,0.013900000000000001,2.22e-05,0.07540000000000001,0.146
1928,0.014199999999999999,2.2800000000000002e-05,0.07640000000000001,0.149
1929,0.0144,2.35e-05,0.0773,0.151
1930,0.0144,2.42e-05,0.0782,0.154
1931,0.0144,2.51e-05,0.07909999999999999,0.157
1932,0.0144,2.62e-05,0.0799,0.16
1933,0.0144,2.7400000000000002e-05,0.08059999999999999,0.163
1934,0.0144,2.87e-05,0.0814,0.166
1935,0.0144,3.0200000000000002e-05,0.08209999999999999,0.169
1936,0.0144,3.16e-05,0.0829,0.173
1937,0.0144,3.31e-05,0.0839,0.175
1938,0.0144,3.46e-05,0.0849,0.177
1939,0.0144,3.59e-05,0.0861,0.179
1940,0.0143,3.7199999999999996e-05,0.0875,0.179
1941,0.0143,3.83e-05,0.0895,0.179
1942,0.0141,3.93e-05,0.09259999999999999,0.178
1943,0.013900000000000001,4.02e-05,0.0965,0.177
1944,0.0136,4.1099999999999996e-05,0.101,0.176
1945,0.013300000000000001,4.2000000000000004e-05,0.106,0.175
1946,0.013099999999999999,4.2999999999999995e-05,0.11,0.173
1947,0.0128,4.41e-05,0.115,0.172
1948,0.0126,4.53e-05,0.119,0.171
1949,0.0125,4.66e-05,0.123,0.17
1950,0.0124,4.83e-05,0.125,0.17
1951,0.0124,5.0799999999999995e-05,0.128,0.171
1952,0.0125,5.47e-05,0.13,0.173
1953,0.0125,5.96e-05,0.132,0.176
1954,0.0126,6.510000000000001e-05,0.134,0.18
1955,0.0127,7.08e-05,0.136,0.184
1956,0.0128,7.630000000000001e-05,0.137,0.188
1957,0.0129,8.13e-05,0.139,0.192
1958,0.013,8.53e-05,0.14,0.196
1959,0.013,8.8e-05,0.141,0.198
1960,0.013099999999999999,8.9e-05,0.141,0.198
1961,0.013099999999999999,8.9e-05,0.141,0.184
1962,0.013099999999999999,8.9e-05,0.141,0.191
1963,0.013099999999999999,8.9e-05,0.141,0.192
1964,0.013099999999999999,8.9e-05,0.141,0.19
1965,0.013099999999999999,8.9e-05,0.141,0.18
1966,0.013099999999999999,8.9e-05,0.141,0.179
1967,0.013099999999999999,8.9e-05,0.141,0.176
1968,0.013099999999999999,8.9e-05,0.141,0.177
1969,0.013099999999999999,8.9e-05,0.141,0.161
1970,0.0143,3.14e-05,0.141,0.159
1971,0.013800000000000002,7.75e-05,0.146,0.156
1972,0.0143,0.000108,0.148,0.154
1973,0.0134,9.69e-05,0.15,0.156
1974,0.0132,0.000112,0.15,0.154
1975,0.0112,9.6e-05,0.142,0.149
1976,0.0115,0.000102,0.144,0.147
1977,0.0115,0.0001,0.143,0.144
1978,0.012,0.000106,0.147,0.145
1979,0.0127,0.000108,0.152,0.142
1980,0.0127,7.159999999999999e-05,0.154,0.143
1981,0.0128,6.37e-05,0.155,0.142
1982,0.012,5.6800000000000005e-05,0.152,0.139
1983,0.0129,6.3e-05,0.155,0.135
1984,0.0158,6.950000000000001e-05,0.161,0.131
1985,0.0157,6.87e-05,0.161,0.128
1986,0.0155,7.22e-05,0.161,0.126
1987,0.0149,7.76e-05,0.164,0.121
1988,0.0136,8.33e-05,0.168,0.115
1989,0.0136,8.28e-05,0.168,0.111
1990,0.0135,7.340000000000001e-05,0.183,0.112
1991,0.0146,8.28e-05,0.185,0.107
1992,0.0154,8.07e-05,0.186,0.104
1993,0.0162,7.42e-05,0.185,0.106
1994,0.0169,6.890000000000001e-05,0.183,0.106
1995,0.016800000000000002,8.42e-05,0.18,0.101
1996,0.017,8.48e-05,0.176,0.102
1997,0.016399999999999998,6.850000000000001e-05,0.171,0.105
1998,0.016300000000000002,9.180000000000001e-05,0.163,0.102
1999,0.0152,9.329999999999999e-05,0.158,0.1
2000,0.0145,9.16e-05,0.148,0.101
2001,0.0158,9.34e-05,0.142,0.1
2002,0.0154,8.24e-05,0.132,0.102
2003,0.0157,0.000104,0.124,0.102
2004,0.0152,0.00011300000000000001,0.117,0.101
2005,0.015,0.00011300000000000001,0.108,0.101
2006,0.0149,0.000108,0.11,0.101
2007,0.0145,0.000103,0.106,0.101
2008,0.0148,0.000123,0.101,0.0994
2009,0.0147,0.0006580000000000001,0.0974,0.101
2010,0.0154,0.00171,0.0973,0.103
2011,0.013800000000000002,0.000869,0.0937,0.101
2012,0.0144,0.00092,0.0916,0.1
2013,0.0136,0.000851,0.0867,0.1
2014,0.0135,0.000967,0.0814,0.102
2015,0.0132,0.000781,0.079,0.103
2016,0.013699999999999999,0.00117,0.0737,0.103
2017,0.0135,0.00125,0.0697,0.102
2018,0.0134,0.00133,0.0681,0.101