year,IPC1,IPC2,IPC4,IPCMAG
1850,0.013800000000000002,8.199999999999999e-09,0.0218,0.233
1851,0.013900000000000001,1.55e-08,0.0217,0.263
1852,0.014,2.29e-08,0.0216,0.292
1853,0.014,3.03e-08,0.0216,0.321
1854,0.0141,3.79e-08,0.0215,0.349
1855,0.014199999999999999,4.5500000000000004e-08,0.0214,0.377
1856,0.0143,5.32e-08,0.0214,0.404
1857,0.0144,6.1e-08,0.0213,0.43
1858,0.0145,6.880000000000001e-08,0.0213,0.456
1859,0.0145,7.669999999999999e-08,0.0213,0.482
1860,0.0146,8.47e-08,0.0213,0.507
1861,0.0147,9.27e-08,0.0212,0.532
1862,0.0148,1.01e-07,0.0212,0.555
1863,0.0149,1.0900000000000001e-07,0.0212,0.579
1864,0.015,1.17e-07,0.0212,0.602
1865,0.015099999999999999,1.26e-07,0.0212,0.624
1866,0.0152,1.34e-07,0.0212,0.645
1867,0.015300000000000001,1.42e-07,0.0212,0.667
1868,0.015300000000000001,1.5100000000000002e-07,0.0212,0.687
1869,0.0154,1.5899999999999998e-07,0.0212,0.707
1870,0.0155,1.68e-07,0.0212,0.727
1871,0.0156,1.7699999999999998e-07,0.0212,0.745
1872,0.0157,1.85e-07,0.0213,0.764
1873,0.0158,1.94e-07,0.0213,0.781
1874,0.0159,2.03e-07,0.0214,0.799
1875,0.016,2.12e-07,0.0215,0.815
1876,0.0161,2.21e-07,0.0216,0.831
1877,0.0162,2.3e-07,0.0217,0.846
1878,0.016300000000000002,2.39e-07,0.0218,0.861
1879,0.016399999999999998,2.48e-07,0.0219,0.875
1880,0.0165,2.5700000000000004e-07,0.022,0.889
1881,0.0166,2.66e-07,0.0221,0.902
1882,0.0167,2.75e-07,0.0222,0.914
1883,0.016800000000000002,2.84e-07,0.0223,0.926
1884,0.0169,2.9300000000000004e-07,0.0224,0.937
1885,0.017,3.03e-07,0.022600000000000002,0.948
1886,0.0171,3.12e-07,0.022699999999999998,0.958
1887,0.0172,3.21e-07,0.0229,0.967
1888,0.0173,3.3e-07,0.023,0.976
1889,0.0174,3.4000000000000003e-07,0.023100000000000002,0.984
1890,0.0217,5.3e-07,0.025,0.993
1891,0.023399999999999997,5.68e-07,0.0254,0.996
1892,0.0253,6.149999999999999e-07,0.026,0.999
1893,0.0272,6.69e-07,0.026600000000000002,1.0
1894,0.0293,7.31e-07,0.0273,1.0
1895,0.0315,7.98e-07,0.0281,1.01
1896,0.0338,8.720000000000001e-07,0.0289,1.01
1897,0.0362,9.5e-07,0.0298,1.01
1898,0.038700000000000005,1.03e-06,0.030699999999999998,1.01
1899,0.041299999999999996,1.1199999999999999e-06,0.0317,1.01
1900,0.0439,1.2099999999999998e-06,0.0327,1.02
1901,0.046799999999999994,1.31e-06,0.0338,1.02
1902,0.0499,1.4400000000000002e-06,0.035,1.02
1903,0.0533,1.59e-06,0.0364,1.02
1904,0.0569,1.74e-06,0.0378,1.02
1905,0.0605,1.9e-06,0.0394,1.02
1906,0.06420000000000001,2.06e-06,0.041,1.02
1907,0.0679,2.21e-06,0.0426,1.02
1908,0.0714,2.35e-06,0.0442,1.03
1909,0.07479999999999999,2.47e-06,0.045899999999999996,1.03
1910,0.07790000000000001,2.57e-06,0.0475,1.03
1911,0.0809,2.64e-06,0.0492,1.03
1912,0.0839,2.7e-06,0.0509,1.03
1913,0.0868,2.76e-06,0.0526,1.04
1914,0.0896,2.81e-06,0.0544,1.04
1915,0.0925,2.8500000000000002e-06,0.0562,1.04
1916,0.0953,2.8999999999999998e-06,0.058,1.05
1917,0.098,2.94e-06,0.0598,1.05
1918,0.101,2.99e-06,0.061700000000000005,1.06
1919,0.104,3.05e-06,0.0636,1.06
1920,0.106,3.11e-06,0.0655,1.06
1921,0.109,3.18e-06,0.0674,1.06
1922,0.112,3.2599999999999997e-06,0.0693,1.06
1923,0.114,3.34e-06,0.0713,1.06
1924,0.117,3.42e-06,0.0732,1.05
1925,0.119,3.5e-06,0.0752,1.05
1926,0.122,3.6e-06,0.0773,1.05
1927,0.124,3.7e-06,0.0793,1.04
1928,0.127,3.81e-06,0.0814,1.04
1929,0.13,3.92e-06,0.0836,1.04
1930,0.132,4.05e-06,0.0857,1.04
1931,0.135,4.1900000000000005e-06,0.088,1.04
1932,0.138,4.37e-06,0.0902,1.05
1933,0.142,4.57e-06,0.09240000000000001,1.05
1934,0.146,4.79e-06,0.0947,1.06
1935,0.149,5.03e-06,0.09709999999999999,1.07
1936,0.153,5.27e-06,0.0995,1.08
1937,0.157,5.51e-06,0.102,1.08
1938,0.16,5.74e-06,0.105,1.09
1939,0.163,5.97e-06,0.107,1.09
1940,0.166,6.18e-06,0.11,1.1
1941,0.168,6.36e-06,0.113,1.1
1942,0.17,6.53e-06,0.116,1.1
1943,0.172,6.68e-06,0.119,1.1
1944,0.174,6.83e-06,0.122,1.1
1945,0.175,6.98e-06,0.125,1.1
1946,0.177,7.139999999999999e-06,0.128,1.11
1947,0.179,7.3099999999999995e-06,0.132,1.11
1948,0.181,7.51e-06,0.136,1.11
1949,0.184,7.74e-06,0.139,1.11
1950,0.187,8.01e-06,0.143,1.11
1951,0.192,8.370000000000001e-06,0.148,1.12
1952,0.199,8.85e-06,0.152,1.12
1953,0.209,9.440000000000001e-06,0.156,1.13
1954,0.22,1.01e-05,0.161,1.14
1955,0.233,1.09e-05,0.166,1.14
1956,0.246,1.1599999999999999e-05,0.171,1.15
1957,0.259,1.24e-05,0.177,1.16
1958,0.273,1.32e-05,0.182,1.17
1959,0.285,1.4e-05,0.188,1.17
1960,0.297,1.48e-05,0.194,1.18
1961,0.308,1.56e-05,0.201,1.2
1962,0.317,1.65e-05,0.209,1.22
1963,0.326,1.7500000000000002e-05,0.217,1.26
1964,0.335,1.85e-05,0.226,1.29
1965,0.344,1.95e-05,0.235,1.32
1966,0.354,2.05e-05,0.244,1.39
1967,0.365,2.13e-05,0.253,1.41
1968,0.378,2.19e-05,0.262,1.45
1969,0.393,2.24e-05,0.27,1.48
1970,0.393,2.2499999999999998e-05,0.284,1.48
1971,0.393,2.19e-05,0.296,1.5
1972,0.283,2.36e-05,0.304,1.53
1973,0.31,2.41e-05,0.313,1.56
1974,0.345,2.39e-05,0.321,1.6
1975,0.357,2.7199999999999997e-05,0.33,1.65
1976,0.38,3.15e-05,0.339,1.69
1977,0.393,3.16e-05,0.35,1.75
1978,0.442,3.06e-05,0.361,1.8
1979,0.485,2.8400000000000003e-05,0.371,1.84
1980,0.569,2.77e-05,0.384,1.82
1981,0.588,3.07e-05,0.4,1.88
1982,0.564,3.12e-05,0.418,1.91
1983,0.65,5.6e-06,0.432,1.95
1984,0.645,1.7500000000000002e-05,0.449,1.98
1985,0.638,4.9000000000000005e-05,0.465,2.0
1986,0.648,5.9499999999999996e-05,0.48,2.25
1987,0.772,6.65e-05,0.497,2.28
1988,0.821,6.65e-05,0.514,2.33
1989,0.482,5.6e-05,0.53,2.38
1990,0.495,4.6399999999999996e-05,0.547,2.42
1991,0.52,5.23e-05,0.562,2.46
1992,0.547,5.97e-05,0.578,2.49
1993,0.574,6.94e-05,0.597,2.56
1994,0.581,7.000000000000001e-05,0.616,2.6
1995,0.605,7.000000000000001e-05,0.632,2.65
1996,0.621,5.9499999999999996e-05,0.647,2.78
1997,0.623,5.9499999999999996e-05,0.664,2.85
1998,0.64,5.9499999999999996e-05,0.686,2.92
1999,0.669,5.9499999999999996e-05,0.705,3.0
2000,0.828,5.9499999999999996e-05,0.721,3.04
2001,0.871,6.06e-05,0.741,3.07
2002,0.722,6.09e-05,0.759,3.15
2003,0.793,6.3e-05,0.778,3.26
2004,0.837,7.47e-05,0.792,3.34
2005,0.868,5.41e-05,0.807,3.44
2006,0.873,6.23e-05,0.827,3.69
2007,0.904,6.58e-05,0.847,3.79
2008,0.899,5.7799999999999995e-05,0.869,3.96
2009,0.913,6.74e-05,0.885,4.06
2010,0.918,6.74e-05,0.905,4.02
2011,0.926,7.35e-05,0.929,4.25
2012,0.933,7.35e-05,0.949,4.33
2013,0.937,4.63e-05,0.973,4.52
2014,0.947,4.4e-05,0.995,4.66
2015,0.962,3.54e-05,1.02,4.78
2016,0.983,5.2e-05,1.03,4.91
2017,0.995,5.0900000000000004e-05,1.05,5.08
2018,1.01,4.99e-05,1.07,5.21