year,IPC1,IPC2,IPC4,IPCMAG
1850,0.000737,1.2700000000000001e-06,0.044700000000000004,0.06570000000000001
1851,0.000739,1.46e-06,0.0453,0.0658
1852,0.000744,1.64e-06,0.0458,0.0659
1853,0.000752,1.83e-06,0.0464,0.06609999999999999
1854,0.000763,2.02e-06,0.047,0.0664
1855,0.000778,2.21e-06,0.0475,0.06670000000000001
1856,0.000795,2.4e-06,0.048100000000000004,0.06709999999999999
1857,0.000815,2.5999999999999997e-06,0.048600000000000004,0.0676
1858,0.000839,2.8e-06,0.0492,0.0681
1859,0.000864,3e-06,0.0497,0.0687
1860,0.000893,3.2000000000000003e-06,0.0502,0.0694
1861,0.000924,3.3999999999999996e-06,0.0508,0.0702
1862,0.000957,3.6099999999999997e-06,0.0513,0.0709
1863,0.000993,3.82e-06,0.0518,0.0718
1864,0.00103,4.0299999999999995e-06,0.0522,0.0727
1865,0.00107,4.24e-06,0.052700000000000004,0.0737
1866,0.00111,4.45e-06,0.053200000000000004,0.0747
1867,0.00116,4.669999999999999e-06,0.053700000000000005,0.07579999999999999
1868,0.00121,4.88e-06,0.054299999999999994,0.07690000000000001
1869,0.00125,5.1e-06,0.054799999999999995,0.078
1870,0.0013,5.32e-06,0.0554,0.0792
1871,0.00136,5.5399999999999995e-06,0.056,0.0805
1872,0.00141,5.77e-06,0.0567,0.0818
1873,0.00146,5.989999999999999e-06,0.0574,0.0831
1874,0.00152,6.22e-06,0.0582,0.0845
1875,0.00158,6.44e-06,0.059,0.0859
1876,0.00164,6.67e-06,0.0598,0.0873
1877,0.0017,6.9e-06,0.0606,0.0888
1878,0.00176,7.13e-06,0.061399999999999996,0.0902
1879,0.00182,7.37e-06,0.062200000000000005,0.09179999999999999
1880,0.00189,7.6e-06,0.0629,0.0933
1881,0.00195,7.83e-06,0.0637,0.09490000000000001
1882,0.00202,8.07e-06,0.0645,0.0965
1883,0.0020800000000000003,8.31e-06,0.0653,0.09809999999999999
1884,0.00215,8.540000000000001e-06,0.06609999999999999,0.0997
1885,0.00222,8.779999999999999e-06,0.0669,0.101
1886,0.00229,9.02e-06,0.0676,0.103
1887,0.0023599999999999997,9.26e-06,0.0684,0.105
1888,0.0024300000000000003,9.5e-06,0.0693,0.106
1889,0.00249,9.74e-06,0.0701,0.108
1890,0.00273,1.52e-05,0.0712,0.0947
1891,0.0028399999999999996,1.63e-05,0.0723,0.105
1892,0.00296,1.76e-05,0.0734,0.114
1893,0.0030800000000000003,1.92e-05,0.0745,0.122
1894,0.00321,2.09e-05,0.0756,0.13
1895,0.00335,2.29e-05,0.0767,0.137
1896,0.00348,2.5e-05,0.0778,0.143
1897,0.00363,2.7199999999999997e-05,0.07890000000000001,0.147
1898,0.00377,2.96e-05,0.08,0.15
1899,0.00393,3.2e-05,0.08109999999999999,0.152
1900,0.00408,3.46e-05,0.0823,0.153
1901,0.00425,3.76e-05,0.0834,0.152
1902,0.00444,4.12e-05,0.0845,0.149
1903,0.0046500000000000005,4.5400000000000006e-05,0.0857,0.146
1904,0.004860000000000001,4.99e-05,0.0868,0.142
1905,0.00508,5.4499999999999997e-05,0.0879,0.137
1906,0.00529,5.91e-05,0.0891,0.133
1907,0.00549,6.35e-05,0.0902,0.129
1908,0.00567,6.75e-05,0.09140000000000001,0.126
1909,0.0058200000000000005,7.09e-05,0.09259999999999999,0.123
1910,0.00594,7.36e-05,0.09390000000000001,0.122
1911,0.006019999999999999,7.57e-05,0.09509999999999999,0.122
1912,0.00609,7.75e-05,0.0964,0.122
1913,0.00613,7.91e-05,0.09770000000000001,0.122
1914,0.00617,8.05e-05,0.099,0.122
1915,0.0062,8.18e-05,0.1,0.122
1916,0.00623,8.319999999999999e-05,0.102,0.123
1917,0.0062699999999999995,8.450000000000001e-05,0.103,0.123
1918,0.00631,8.59e-05,0.104,0.124
1919,0.00638,8.76e-05,0.106,0.125
1920,0.00646,8.939999999999999e-05,0.107,0.125
1921,0.00658,9.14e-05,0.108,0.127
1922,0.0067599999999999995,9.34e-05,0.11,0.13
1923,0.00697,9.56e-05,0.111,0.133
1924,0.00719,9.779999999999999e-05,0.113,0.137
1925,0.00743,0.0001,0.114,0.142
1926,0.0076500000000000005,0.000103,0.116,0.146
1927,0.00785,0.000106,0.117,0.151
1928,0.00801,0.00010899999999999999,0.119,0.155
1929,0.008119999999999999,0.000112,0.12,0.158
1930,0.00816,0.000115,0.121,0.16
1931,0.00816,0.00011899999999999999,0.123,0.162
1932,0.00816,0.000125,0.124,0.164
1933,0.00816,0.00013000000000000002,0.125,0.166
1934,0.00816,0.00013700000000000002,0.126,0.168
1935,0.008150000000000001,0.00014399999999999998,0.128,0.17
1936,0.008150000000000001,0.00015099999999999998,0.129,0.171
1937,0.008140000000000001,0.000158,0.13,0.173
1938,0.008140000000000001,0.000165,0.132,0.173
1939,0.00813,0.000171,0.134,0.174
1940,0.008119999999999999,0.000177,0.136,0.174
1941,0.00808,0.000182,0.139,0.174
1942,0.00799,0.000187,0.144,0.173
1943,0.00787,0.000192,0.15,0.172
1944,0.007719999999999999,0.00019600000000000002,0.157,0.171
1945,0.00756,0.0002,0.164,0.169
1946,0.0074,0.000205,0.171,0.168
1947,0.00726,0.00020999999999999998,0.179,0.167
1948,0.00714,0.000215,0.185,0.166
1949,0.0070599999999999994,0.000222,0.191,0.165
1950,0.007030000000000001,0.00023,0.195,0.165
1951,0.00704,0.000242,0.198,0.166
1952,0.00707,0.00026000000000000003,0.202,0.168
1953,0.00711,0.00028399999999999996,0.205,0.17
1954,0.0071600000000000006,0.00031,0.208,0.174
1955,0.00722,0.000337,0.211,0.177
1956,0.0072699999999999996,0.000363,0.214,0.181
1957,0.00732,0.00038700000000000003,0.216,0.184
1958,0.00737,0.000406,0.217,0.187
1959,0.00739,0.000419,0.218,0.189
1960,0.0074,0.000424,0.219,0.189
1961,0.0074,0.000424,0.219,0.186
1962,0.0074,0.000424,0.219,0.187
1963,0.0074,0.000424,0.219,0.187
1964,0.0074,0.000424,0.219,0.189
1965,0.0074,0.000424,0.219,0.188
1966,0.0074,0.000424,0.219,0.188
1967,0.0074,0.000424,0.219,0.186
1968,0.0074,0.000424,0.219,0.187
1969,0.0074,0.00041999999999999996,0.223,0.196
1970,0.0092,0.000395,0.22,0.197
1971,0.008,0.000363,0.236,0.193
1972,0.00735,0.00038,0.238,0.196
1973,0.0078,0.000363,0.241,0.198
1974,0.0074199999999999995,0.00031800000000000003,0.244,0.182
1975,0.00771,0.000301,0.246,0.181
1976,0.0077800000000000005,0.00027400000000000005,0.247,0.17
1977,0.00791,0.00023400000000000002,0.251,0.19
1978,0.0101,0.000207,0.256,0.206
1979,0.0103,0.000244,0.261,0.211
1980,0.0104,0.000201,0.261,0.223
1981,0.0107,0.000191,0.264,0.227
1982,0.0109,0.000149,0.271,0.231
1983,0.0111,0.00011999999999999999,0.272,0.223
1984,0.0111,0.000185,0.274,0.202
1985,0.0121,0.000182,0.277,0.205
1986,0.0125,0.000205,0.279,0.208
1987,0.0129,0.00023899999999999998,0.279,0.205
1988,0.013099999999999999,0.000174,0.28,0.206
1989,0.0237,0.000163,0.279,0.205
1990,0.0249,0.000186,0.279,0.21
1991,0.025,0.000194,0.301,0.208
1992,0.0249,0.000221,0.288,0.202
1993,0.0246,0.000204,0.29,0.194
1994,0.0242,0.000212,0.324,0.201
1995,0.023,0.000193,0.335,0.199
1996,0.0233,0.00016800000000000002,0.343,0.203
1997,0.024,0.000222,0.353,0.203
1998,0.0249,0.000228,0.361,0.202
1999,0.026199999999999998,0.00020899999999999998,0.385,0.202
2000,0.0275,0.00020999999999999998,0.397,0.199
2001,0.0281,0.000219,0.38,0.186
2002,0.0293,0.000213,0.371,0.184
2003,0.0308,0.000194,0.375,0.184
2004,0.0324,0.000215,0.353,0.184
2005,0.0339,0.000231,0.348,0.186
2006,0.0352,0.000213,0.37,0.183
2007,0.0368,0.000206,0.377,0.184
2008,0.037700000000000004,0.000211,0.349,0.184
2009,0.0391,0.000176,0.325,0.183
2010,0.0347,0.000191,0.345,0.178
2011,0.036,0.000189,0.376,0.183
2012,0.0373,0.00013900000000000002,0.358,0.182
2013,0.0396,0.000156,0.331,0.179
2014,0.0419,0.000165,0.328,0.183
2015,0.044899999999999995,0.00017999999999999998,0.31,0.19
2016,0.044899999999999995,0.000185,0.3,0.191
2017,0.046200000000000005,0.000193,0.295,0.198
2018,0.046700000000000005,0.00013700000000000002,0.289,0.191