year,IPC1,IPC2,IPC4,IPCMAG
1850,0.022600000000000002,4.16e-06,0.030600000000000002,0.06670000000000001
1851,0.022600000000000002,4.76e-06,0.031,0.0668
1852,0.0228,5.369999999999999e-06,0.0314,0.0669
1853,0.023,5.98e-06,0.0318,0.06709999999999999
1854,0.023399999999999997,6.6e-06,0.032100000000000004,0.0674
1855,0.0238,7.23e-06,0.0325,0.0677
1856,0.024300000000000002,7.860000000000001e-06,0.0329,0.0681
1857,0.025,8.5e-06,0.033299999999999996,0.0686
1858,0.0257,9.15e-06,0.033600000000000005,0.0692
1859,0.0265,9.81e-06,0.034,0.0698
1860,0.0273,1.0500000000000001e-05,0.0344,0.0705
1861,0.028300000000000002,1.11e-05,0.0347,0.0712
1862,0.0293,1.18e-05,0.0351,0.072
1863,0.0304,1.25e-05,0.0354,0.0729
1864,0.0316,1.32e-05,0.0357,0.07379999999999999
1865,0.032799999999999996,1.3899999999999999e-05,0.0361,0.07479999999999999
1866,0.0341,1.46e-05,0.0364,0.07579999999999999
1867,0.0355,1.53e-05,0.0368,0.07690000000000001
1868,0.036899999999999995,1.6e-05,0.0371,0.078
1869,0.0384,1.67e-05,0.0375,0.0792
1870,0.0399,1.74e-05,0.037899999999999996,0.0804
1871,0.0415,1.8100000000000003e-05,0.038299999999999994,0.08170000000000001
1872,0.0431,1.89e-05,0.038799999999999994,0.083
1873,0.0448,1.96e-05,0.039299999999999995,0.0843
1874,0.0466,2.03e-05,0.039799999999999995,0.0857
1875,0.048299999999999996,2.11e-05,0.0404,0.0872
1876,0.0502,2.18e-05,0.0409,0.0886
1877,0.052,2.2599999999999997e-05,0.0414,0.0901
1878,0.053899999999999997,2.33e-05,0.042,0.0916
1879,0.055799999999999995,2.41e-05,0.0425,0.0932
1880,0.0578,2.49e-05,0.0431,0.0947
1881,0.0598,2.5600000000000002e-05,0.0436,0.0963
1882,0.061799999999999994,2.64e-05,0.0441,0.0979
1883,0.0638,2.7199999999999997e-05,0.044700000000000004,0.0996
1884,0.0659,2.8e-05,0.045200000000000004,0.101
1885,0.0679,2.87e-05,0.045700000000000005,0.103
1886,0.07,2.95e-05,0.046299999999999994,0.105
1887,0.0721,3.03e-05,0.046799999999999994,0.106
1888,0.0742,3.11e-05,0.0474,0.108
1889,0.07640000000000001,3.1899999999999996e-05,0.0479,0.11
1890,0.0804,4.97e-05,0.0487,0.0927
1891,0.0834,5.33e-05,0.0495,0.106
1892,0.0863,5.76e-05,0.0502,0.118
1893,0.08940000000000001,6.27e-05,0.051,0.13
1894,0.09240000000000001,6.840000000000001e-05,0.0517,0.14
1895,0.0955,7.48e-05,0.0525,0.149
1896,0.0987,8.16e-05,0.053200000000000004,0.157
1897,0.102,8.9e-05,0.054,0.163
1898,0.105,9.669999999999999e-05,0.054700000000000006,0.168
1899,0.108,0.00010499999999999999,0.0555,0.171
1900,0.112,0.00011300000000000001,0.056299999999999996,0.172
1901,0.115,0.000123,0.0571,0.171
1902,0.119,0.000135,0.0578,0.168
1903,0.123,0.000149,0.0586,0.164
1904,0.128,0.000163,0.0594,0.159
1905,0.132,0.000178,0.060200000000000004,0.153
1906,0.136,0.000193,0.061,0.148
1907,0.14,0.000208,0.061700000000000005,0.143
1908,0.143,0.000221,0.0626,0.139
1909,0.145,0.000232,0.0634,0.136
1910,0.147,0.000241,0.06420000000000001,0.135
1911,0.147,0.000248,0.06509999999999999,0.135
1912,0.147,0.000254,0.0659,0.136
1913,0.146,0.000259,0.0668,0.136
1914,0.145,0.000263,0.0677,0.137
1915,0.143,0.000268,0.0686,0.138
1916,0.142,0.000272,0.0695,0.139
1917,0.141,0.00027600000000000004,0.0705,0.14
1918,0.14,0.00028100000000000005,0.0714,0.141
1919,0.14,0.00028599999999999996,0.0723,0.143
1920,0.14,0.000292,0.0733,0.144
1921,0.142,0.000299,0.0742,0.145
1922,0.144,0.000306,0.0752,0.147
1923,0.148,0.000313,0.0762,0.15
1924,0.152,0.00032,0.0772,0.152
1925,0.156,0.000328,0.07809999999999999,0.155
1926,0.16,0.00033600000000000004,0.07909999999999999,0.158
1927,0.163,0.000345,0.08009999999999999,0.16
1928,0.167,0.00035499999999999996,0.08109999999999999,0.163
1929,0.169,0.000366,0.08209999999999999,0.166
1930,0.169,0.000377,0.0831,0.169
1931,0.17,0.000391,0.084,0.172
1932,0.17,0.000408,0.0849,0.175
1933,0.17,0.00042699999999999997,0.0857,0.179
1934,0.17,0.000448,0.0865,0.182
1935,0.17,0.00047,0.0873,0.186
1936,0.17,0.000493,0.0881,0.189
1937,0.17,0.000516,0.0891,0.192
1938,0.17,0.0005380000000000001,0.0902,0.195
1939,0.17,0.0005600000000000001,0.0915,0.196
1940,0.17,0.000579,0.09290000000000001,0.197
1941,0.169,0.000597,0.09509999999999999,0.196
1942,0.167,0.000612,0.0984,0.196
1943,0.165,0.000627,0.103,0.194
1944,0.162,0.000641,0.107,0.193
1945,0.159,0.000655,0.112,0.191
1946,0.155,0.00067,0.117,0.19
1947,0.152,0.0006860000000000001,0.122,0.189
1948,0.15,0.000705,0.127,0.187
1949,0.148,0.000727,0.13,0.187
1950,0.148,0.000752,0.133,0.186
1951,0.148,0.000791,0.136,0.187
1952,0.148,0.000852,0.138,0.19
1953,0.149,0.000928,0.14,0.193
1954,0.15,0.00101,0.142,0.197
1955,0.151,0.0011,0.144,0.202
1956,0.153,0.0011899999999999999,0.146,0.207
1957,0.154,0.00127,0.148,0.211
1958,0.154,0.00133,0.149,0.215
1959,0.155,0.0013700000000000001,0.149,0.217
1960,0.155,0.00139,0.15,0.218
1961,0.155,0.00139,0.15,0.222
1962,0.155,0.00139,0.15,0.232
1963,0.155,0.00139,0.15,0.232
1964,0.155,0.00139,0.15,0.217
1965,0.155,0.00139,0.15,0.222
1966,0.155,0.00139,0.15,0.228
1967,0.155,0.00139,0.15,0.229
1968,0.155,0.00139,0.15,0.234
1969,0.155,0.00139,0.15,0.238
1970,0.17,0.00131,0.145,0.243
1971,0.148,0.00123,0.152,0.246
1972,0.144,0.00136,0.153,0.241
1973,0.144,0.0013,0.154,0.251
1974,0.139,0.00121,0.155,0.261
1975,0.129,0.00103,0.151,0.26
1976,0.123,0.000969,0.153,0.255
1977,0.122,0.000803,0.154,0.256
1978,0.122,0.000803,0.155,0.256
1979,0.119,0.000876,0.156,0.26
1980,0.117,0.0007099999999999999,0.156,0.26
1981,0.114,0.000717,0.155,0.26
1982,0.116,0.0005520000000000001,0.154,0.258
1983,0.109,0.000481,0.154,0.261
1984,0.112,0.0005759999999999999,0.154,0.266
1985,0.116,0.00054,0.154,0.266
1986,0.106,0.000483,0.154,0.263
1987,0.0923,0.00049,0.154,0.265
1988,0.0715,0.0005480000000000001,0.156,0.263
1989,0.071,0.000533,0.156,0.264
1990,0.06409999999999999,0.0005470000000000001,0.158,0.269
1991,0.0593,0.000504,0.164,0.266
1992,0.053399999999999996,0.000432,0.168,0.265
1993,0.0545,0.00047599999999999997,0.161,0.268
1994,0.048299999999999996,0.0005250000000000001,0.17,0.268
1995,0.048299999999999996,0.0005629999999999999,0.17,0.271
1996,0.0484,0.000554,0.166,0.268
1997,0.045200000000000004,0.000583,0.168,0.265
1998,0.0437,0.0007059999999999999,0.163,0.265
1999,0.0432,0.0006889999999999999,0.152,0.266
2000,0.0421,0.000664,0.146,0.255
2001,0.0423,0.000762,0.128,0.254
2002,0.0402,0.000879,0.121,0.246
2003,0.040299999999999996,0.000924,0.106,0.238
2004,0.040100000000000004,0.00139,0.106,0.236
2005,0.040600000000000004,0.0029,0.0969,0.233
2006,0.040799999999999996,0.00335,0.0938,0.232
2007,0.0407,0.00364,0.0874,0.236
2008,0.042,0.00294,0.0809,0.234
2009,0.0431,0.00106,0.07790000000000001,0.235
2010,0.0476,0.00106,0.0704,0.237
2011,0.0425,0.000671,0.0679,0.234
2012,0.0423,0.00091,0.0649,0.231
2013,0.044,0.000816,0.0583,0.23
2014,0.04,0.0011899999999999999,0.054700000000000006,0.232
2015,0.0427,0.000882,0.0494,0.235
2016,0.0429,0.00121,0.0466,0.236
2017,0.0422,0.000924,0.0451,0.232
2018,0.0418,0.000955,0.041299999999999996,0.233