year,IPC1,IPC2,IPC4,IPCMAG
1850,0.00147,8.06e-08,0.0020299999999999997,0.0193
1851,0.00147,8.74e-08,0.00206,0.0193
1852,0.0015,9.51e-08,0.00209,0.0193
1853,0.0015400000000000001,1.0399999999999999e-07,0.00211,0.0193
1854,0.00159,1.1299999999999999e-07,0.00214,0.0193
1855,0.00165,1.24e-07,0.00216,0.0193
1856,0.00174,1.35e-07,0.00219,0.0193
1857,0.00183,1.47e-07,0.00221,0.0193
1858,0.0019399999999999999,1.61e-07,0.0022299999999999998,0.0193
1859,0.00206,1.74e-07,0.00226,0.0193
1860,0.00219,1.89e-07,0.00228,0.019399999999999997
1861,0.00233,2.04e-07,0.0023,0.019399999999999997
1862,0.00249,2.2e-07,0.00232,0.019399999999999997
1863,0.00266,2.37e-07,0.00234,0.019399999999999997
1864,0.0028399999999999996,2.55e-07,0.0023599999999999997,0.0195
1865,0.0030299999999999997,2.73e-07,0.00237,0.0195
1866,0.00323,2.92e-07,0.00239,0.0195
1867,0.00344,3.11e-07,0.0024100000000000002,0.0195
1868,0.00366,3.3100000000000004e-07,0.0024300000000000003,0.019600000000000003
1869,0.0038900000000000002,3.52e-07,0.0024500000000000004,0.019600000000000003
1870,0.00412,3.73e-07,0.00248,0.019600000000000003
1871,0.00437,3.9500000000000003e-07,0.0025,0.0197
1872,0.00463,4.17e-07,0.0025299999999999997,0.0197
1873,0.004889999999999999,4.4e-07,0.00256,0.0198
1874,0.0051600000000000005,4.63e-07,0.0026,0.0198
1875,0.00544,4.86e-07,0.00263,0.0198
1876,0.005730000000000001,5.1e-07,0.00267,0.019899999999999998
1877,0.006019999999999999,5.35e-07,0.0027,0.019899999999999998
1878,0.00632,5.599999999999999e-07,0.0027400000000000002,0.02
1879,0.00662,5.85e-07,0.00277,0.02
1880,0.0069299999999999995,6.1e-07,0.00281,0.0201
1881,0.00724,6.359999999999999e-07,0.0028399999999999996,0.0201
1882,0.00756,6.620000000000001e-07,0.0028799999999999997,0.0202
1883,0.00789,6.88e-07,0.0029100000000000003,0.0202
1884,0.00822,7.15e-07,0.0029500000000000004,0.020300000000000002
1885,0.00855,7.420000000000001e-07,0.00299,0.020300000000000002
1886,0.00889,7.690000000000001e-07,0.00302,0.020399999999999998
1887,0.00923,7.960000000000001e-07,0.0030600000000000002,0.0205
1888,0.00957,8.23e-07,0.0031,0.0205
1889,0.00991,8.499999999999999e-07,0.00313,0.0206
1890,0.0107,1.33e-06,0.00319,0.022
1891,0.0111,1.42e-06,0.00319,0.0206
1892,0.0114,1.5399999999999999e-06,0.0032,0.0193
1893,0.011800000000000001,1.67e-06,0.0032,0.018
1894,0.012199999999999999,1.82e-06,0.00321,0.0169
1895,0.0127,1.99e-06,0.00322,0.0158
1896,0.013099999999999999,2.17e-06,0.0032400000000000003,0.0149
1897,0.0136,2.37e-06,0.00325,0.014199999999999999
1898,0.0141,2.58e-06,0.00327,0.0136
1899,0.0145,2.79e-06,0.00328,0.013300000000000001
1900,0.015,3.01e-06,0.0033,0.013099999999999999
1901,0.0156,3.28e-06,0.00333,0.0132
1902,0.016300000000000002,3.6e-06,0.0033599999999999997,0.0132
1903,0.0171,3.96e-06,0.0034100000000000003,0.013300000000000001
1904,0.0178,4.36e-06,0.00347,0.0134
1905,0.018600000000000002,4.76e-06,0.00354,0.0135
1906,0.0193,5.1700000000000005e-06,0.00361,0.013699999999999999
1907,0.02,5.55e-06,0.00369,0.013900000000000001
1908,0.0205,5.9e-06,0.00378,0.0141
1909,0.0209,6.2e-06,0.00387,0.0144
1910,0.021,6.44e-06,0.00396,0.0147
1911,0.021,6.62e-06,0.004070000000000001,0.0154
1912,0.0207,6.7699999999999996e-06,0.004200000000000001,0.017
1913,0.020300000000000002,6.910000000000001e-06,0.00434,0.0193
1914,0.0198,7.03e-06,0.0045,0.0221
1915,0.0193,7.15e-06,0.00468,0.0254
1916,0.018699999999999998,7.26e-06,0.004849999999999999,0.0291
1917,0.0182,7.3800000000000005e-06,0.005030000000000001,0.033
1918,0.0178,7.499999999999999e-06,0.00521,0.037
1919,0.0175,7.64e-06,0.00537,0.0409
1920,0.0175,7.8e-06,0.00553,0.0448
1921,0.0176,7.97e-06,0.00567,0.049100000000000005
1922,0.0178,8.15e-06,0.005809999999999999,0.0545
1923,0.0181,8.34e-06,0.00594,0.0606
1924,0.0185,8.540000000000001e-06,0.006059999999999999,0.06709999999999999
1925,0.0189,8.76e-06,0.00619,0.0735
1926,0.0195,8.99e-06,0.00632,0.0795
1927,0.0201,9.23e-06,0.00646,0.0849
1928,0.0207,9.5e-06,0.0066,0.0891
1929,0.0213,9.79e-06,0.0067599999999999995,0.09190000000000001
1930,0.022,1.01e-05,0.0069299999999999995,0.09290000000000001
1931,0.023,1.0500000000000001e-05,0.0071200000000000005,0.0917
1932,0.0245,1.09e-05,0.00734,0.0883
1933,0.0264,1.1400000000000001e-05,0.00756,0.0833
1934,0.0286,1.2e-05,0.007809999999999999,0.0773
1935,0.0308,1.26e-05,0.00807,0.0707
1936,0.033,1.32e-05,0.00834,0.06409999999999999
1937,0.035,1.38e-05,0.00861,0.0581
1938,0.0366,1.44e-05,0.00889,0.0531
1939,0.0378,1.49e-05,0.009179999999999999,0.0497
1940,0.038299999999999994,1.55e-05,0.009460000000000001,0.0485
1941,0.0386,1.59e-05,0.00975,0.0496
1942,0.038799999999999994,1.63e-05,0.01,0.0528
1943,0.039200000000000006,1.67e-05,0.0103,0.0576
1944,0.0396,1.7100000000000002e-05,0.0106,0.0635
1945,0.04,1.7500000000000002e-05,0.011,0.0701
1946,0.0405,1.7899999999999998e-05,0.011300000000000001,0.07690000000000001
1947,0.041,1.83e-05,0.0116,0.0835
1948,0.0415,1.88e-05,0.012,0.0895
1949,0.042,1.94e-05,0.0123,0.09440000000000001
1950,0.0425,2.01e-05,0.0127,0.0978
1951,0.0434,2.1000000000000002e-05,0.013099999999999999,0.1
1952,0.0448,2.22e-05,0.0136,0.102
1953,0.046700000000000005,2.37e-05,0.014,0.104
1954,0.0489,2.5399999999999997e-05,0.0145,0.106
1955,0.0514,2.7199999999999997e-05,0.015,0.108
1956,0.054,2.92e-05,0.0155,0.109
1957,0.056600000000000004,3.12e-05,0.016,0.111
1958,0.0591,3.32e-05,0.0165,0.112
1959,0.0613,3.52e-05,0.017,0.113
1960,0.0632,3.71e-05,0.0175,0.114
1961,0.06459999999999999,3.89e-05,0.018,0.119
1962,0.0655,4.06e-05,0.0185,0.121
1963,0.06609999999999999,4.23e-05,0.019100000000000002,0.119
1964,0.06659999999999999,4.41e-05,0.019600000000000003,0.118
1965,0.0673,4.5900000000000004e-05,0.0201,0.118
1966,0.0682,4.78e-05,0.0206,0.116
1967,0.0695,4.97e-05,0.0211,0.117
1968,0.0715,5.18e-05,0.0215,0.117
1969,0.07429999999999999,5.4e-05,0.0219,0.113
1970,0.0792,5.28e-05,0.0248,0.113
1971,0.07840000000000001,4.8899999999999996e-05,0.0255,0.114
1972,0.0798,5.14e-05,0.0264,0.116
1973,0.0783,4.7300000000000005e-05,0.0273,0.118
1974,0.075,4.01e-05,0.0277,0.12
1975,0.0835,3.91e-05,0.030199999999999998,0.121
1976,0.07959999999999999,3.5799999999999996e-05,0.0334,0.12
1977,0.0855,3.15e-05,0.0352,0.122
1978,0.138,2.85e-05,0.0356,0.125
1979,0.131,3.18e-05,0.0364,0.127
1980,0.115,3.01e-05,0.038200000000000005,0.128
1981,0.116,2.88e-05,0.039,0.13
1982,0.117,2.3199999999999998e-05,0.0416,0.131
1983,0.117,2.13e-05,0.0435,0.131
1984,0.115,2.49e-05,0.044899999999999995,0.133
1985,0.112,2.62e-05,0.045899999999999996,0.131
1986,0.107,2.5399999999999997e-05,0.0465,0.129
1987,0.109,2.62e-05,0.0464,0.129
1988,0.115,2.58e-05,0.047299999999999995,0.129
1989,0.112,2.96e-05,0.047799999999999995,0.13
1990,0.114,2.76e-05,0.0471,0.13
1991,0.113,2.65e-05,0.047799999999999995,0.118
1992,0.113,2.64e-05,0.047799999999999995,0.09309999999999999
1993,0.11,2.1499999999999997e-05,0.047799999999999995,0.0865
1994,0.109,2.49e-05,0.046799999999999994,0.08009999999999999
1995,0.109,2.75e-05,0.046799999999999994,0.08220000000000001
1996,0.109,2.7199999999999997e-05,0.047,0.0783
1997,0.105,2.76e-05,0.047700000000000006,0.0736
1998,0.11,2.59e-05,0.0485,0.065
1999,0.11,3.1899999999999996e-05,0.049,0.0632
2000,0.102,2.65e-05,0.0498,0.0615
2001,0.0983,2.3e-05,0.0503,0.0601
2002,0.0947,5.86e-05,0.0508,0.0599
2003,0.093,7.12e-05,0.0517,0.055
2004,0.09770000000000001,6.45e-05,0.0525,0.0533
2005,0.0986,4e-05,0.0533,0.053200000000000004
2006,0.0916,3.65e-05,0.055,0.0516
2007,0.09,2.94e-05,0.0549,0.051
2008,0.09409999999999999,3.09e-05,0.0554,0.0493
2009,0.0843,2.33e-05,0.0571,0.0474
2010,0.0877,4.8e-05,0.0578,0.047200000000000006
2011,0.0897,5.82e-05,0.0591,0.0465
2012,0.0717,5.6099999999999995e-05,0.060399999999999995,0.048
2013,0.0777,6.52e-05,0.06,0.047299999999999995
2014,0.0675,6.86e-05,0.0606,0.0465
2015,0.0737,7.09e-05,0.0619,0.0465
2016,0.07759999999999999,5.96e-05,0.061200000000000004,0.045200000000000004
2017,0.0788,8.02e-05,0.061799999999999994,0.045
2018,0.0717,7.73e-05,0.061799999999999994,0.045