year,IPC1,IPC2,IPC4,IPCMAG
1850,0.0249,4.499999999999999e-06,0.0645,0.15
1851,0.025,4.88e-06,0.0653,0.15
1852,0.0254,5.31e-06,0.06609999999999999,0.15
1853,0.026,5.79e-06,0.0669,0.15
1854,0.0269,6.3299999999999995e-06,0.0677,0.15
1855,0.0281,6.92e-06,0.0685,0.15
1856,0.0294,7.5500000000000006e-06,0.0693,0.15
1857,0.031,8.229999999999999e-06,0.07,0.15
1858,0.032799999999999996,8.959999999999999e-06,0.0708,0.15
1859,0.0349,9.73e-06,0.0715,0.15
1860,0.0371,1.0500000000000001e-05,0.0722,0.151
1861,0.0396,1.1400000000000001e-05,0.0729,0.151
1862,0.0422,1.23e-05,0.0735,0.151
1863,0.0451,1.32e-05,0.0741,0.151
1864,0.048100000000000004,1.4200000000000001e-05,0.0747,0.151
1865,0.0513,1.52e-05,0.07529999999999999,0.152
1866,0.054700000000000006,1.63e-05,0.07579999999999999,0.152
1867,0.0583,1.74e-05,0.0765,0.152
1868,0.062,1.85e-05,0.07709999999999999,0.152
1869,0.0659,1.96e-05,0.0778,0.153
1870,0.0699,2.0799999999999997e-05,0.0785,0.153
1871,0.0741,2.2e-05,0.07940000000000001,0.153
1872,0.0785,2.33e-05,0.0803,0.153
1873,0.0829,2.4500000000000003e-05,0.0813,0.154
1874,0.0875,2.58e-05,0.0823,0.154
1875,0.0922,2.7099999999999998e-05,0.0834,0.154
1876,0.09709999999999999,2.85e-05,0.0845,0.155
1877,0.102,2.98e-05,0.0856,0.155
1878,0.107,3.12e-05,0.0868,0.155
1879,0.112,3.26e-05,0.0879,0.156
1880,0.117,3.4099999999999995e-05,0.089,0.156
1881,0.123,3.5499999999999996e-05,0.0901,0.157
1882,0.128,3.69e-05,0.0912,0.157
1883,0.134,3.84e-05,0.09240000000000001,0.157
1884,0.139,3.99e-05,0.0935,0.158
1885,0.145,4.14e-05,0.0947,0.158
1886,0.151,4.29e-05,0.0958,0.159
1887,0.156,4.44e-05,0.097,0.159
1888,0.162,4.5900000000000004e-05,0.09820000000000001,0.16
1889,0.168,4.75e-05,0.0993,0.16
1890,0.181,7.41e-05,0.101,0.171
1891,0.187,7.929999999999999e-05,0.101,0.16
1892,0.194,8.57e-05,0.101,0.15
1893,0.2,9.32e-05,0.102,0.14
1894,0.207,0.000102,0.102,0.13
1895,0.215,0.000111,0.102,0.122
1896,0.222,0.000121,0.103,0.115
1897,0.23,0.000132,0.103,0.109
1898,0.238,0.00014399999999999998,0.104,0.105
1899,0.246,0.000156,0.104,0.102
1900,0.254,0.00016800000000000002,0.105,0.101
1901,0.264,0.000183,0.105,0.101
1902,0.276,0.000201,0.107,0.101
1903,0.288,0.000221,0.108,0.102
1904,0.301,0.000243,0.11,0.103
1905,0.314,0.000266,0.112,0.104
1906,0.327,0.00028799999999999995,0.115,0.105
1907,0.338,0.00031,0.117,0.107
1908,0.346,0.00032900000000000003,0.12,0.109
1909,0.352,0.00034599999999999995,0.123,0.11
1910,0.355,0.000359,0.126,0.113
1911,0.353,0.00036899999999999997,0.129,0.118
1912,0.348,0.000378,0.133,0.131
1913,0.341,0.000386,0.138,0.148
1914,0.332,0.00039200000000000004,0.143,0.171
1915,0.322,0.000399,0.148,0.197
1916,0.312,0.00040500000000000003,0.154,0.226
1917,0.303,0.000412,0.159,0.256
1918,0.296,0.000419,0.165,0.287
1919,0.291,0.000426,0.17,0.318
1920,0.29,0.000435,0.175,0.348
1921,0.291,0.00044500000000000003,0.18,0.382
1922,0.295,0.000455,0.184,0.424
1923,0.3,0.00046600000000000005,0.188,0.472
1924,0.306,0.000477,0.192,0.522
1925,0.314,0.000489,0.196,0.573
1926,0.323,0.000502,0.2,0.62
1927,0.332,0.000515,0.205,0.662
1928,0.343,0.00053,0.209,0.695
1929,0.354,0.000546,0.214,0.717
1930,0.365,0.0005629999999999999,0.22,0.725
1931,0.382,0.000584,0.226,0.715
1932,0.409,0.000609,0.233,0.689
1933,0.442,0.000637,0.24,0.65
1934,0.479,0.0006680000000000001,0.248,0.602
1935,0.518,0.0007009999999999999,0.256,0.551
1936,0.557,0.000735,0.264,0.499
1937,0.591,0.000768,0.273,0.452
1938,0.62,0.0008020000000000001,0.282,0.413
1939,0.64,0.000833,0.291,0.386
1940,0.649,0.000862,0.3,0.377
1941,0.652,0.000888,0.309,0.386
1942,0.656,0.000912,0.318,0.411
1943,0.66,0.000933,0.328,0.448
1944,0.664,0.000954,0.337,0.494
1945,0.669,0.000975,0.347,0.545
1946,0.675,0.000998,0.358,0.599
1947,0.68,0.00102,0.368,0.651
1948,0.686,0.0010500000000000002,0.379,0.698
1949,0.692,0.00108,0.391,0.736
1950,0.699,0.0011200000000000001,0.403,0.763
1951,0.71,0.00117,0.416,0.781
1952,0.732,0.00124,0.43,0.798
1953,0.761,0.00132,0.444,0.813
1954,0.796,0.0014199999999999998,0.46,0.827
1955,0.835,0.00152,0.476,0.84
1956,0.877,0.00163,0.492,0.852
1957,0.919,0.00174,0.508,0.863
1958,0.96,0.00185,0.524,0.873
1959,0.998,0.00196,0.54,0.883
1960,1.03,0.00207,0.555,0.893
1961,1.06,0.00217,0.571,0.951
1962,1.07,0.00227,0.587,0.98
1963,1.09,0.0023599999999999997,0.604,0.986
1964,1.1,0.00246,0.621,0.995
1965,1.11,0.00256,0.638,0.995
1966,1.13,0.00267,0.653,1.03
1967,1.16,0.00278,0.668,1.06
1968,1.19,0.00289,0.682,1.07
1969,1.24,0.00302,0.693,1.08
1970,1.17,0.00279,0.669,1.06
1971,1.19,0.00271,0.722,1.08
1972,1.21,0.00287,0.731,1.1
1973,1.24,0.00296,0.74,1.16
1974,1.26,0.00289,0.747,1.22
1975,1.31,0.00311,0.75,1.23
1976,1.34,0.0033900000000000002,0.76,1.19
1977,1.35,0.00329,0.766,1.21
1978,1.44,0.00327,0.771,1.22
1979,1.47,0.0034100000000000003,0.776,1.21
1980,1.38,0.00318,0.783,1.18
1981,1.17,0.00294,0.785,1.11
1982,1.33,0.00256,0.795,1.12
1983,1.29,0.00263,0.808,1.06
1984,1.26,0.0029100000000000003,0.812,1.06
1985,1.24,0.00283,0.813,1.05
1986,1.23,0.00278,0.821,1.03
1987,1.23,0.00278,0.824,0.99
1988,1.22,0.00281,0.828,0.972
1989,1.18,0.0027,0.828,1.01
1990,1.02,0.0025099999999999996,0.82,0.954
1991,0.929,0.0019299999999999999,0.801,0.864
1992,0.937,0.00186,0.792,0.794
1993,0.942,0.0017800000000000001,0.776,0.73
1994,0.938,0.00173,0.758,0.72
1995,0.93,0.00199,0.744,0.683
1996,0.935,0.0020499999999999997,0.729,0.659
1997,0.924,0.00216,0.715,0.672
1998,0.863,0.0020099999999999996,0.705,0.658
1999,0.854,0.00181,0.697,0.627
2000,0.843,0.00209,0.697,0.582
2001,0.952,0.00191,0.678,0.562
2002,0.912,0.00214,0.665,0.552
2003,0.928,0.00209,0.653,0.552
2004,0.941,0.0022299999999999998,0.644,0.536
2005,0.954,0.00189,0.635,0.548
2006,0.963,0.0028,0.623,0.559
2007,0.932,0.00292,0.614,0.563
2008,0.941,0.0025800000000000003,0.606,0.556
2009,0.907,0.0024100000000000002,0.6,0.544
2010,0.911,0.0025,0.591,0.542
2011,0.889,0.00275,0.567,0.54
2012,0.897,0.0024100000000000002,0.551,0.54
2013,0.91,0.0025499999999999997,0.54,0.542
2014,0.9,0.00252,0.519,0.548
2015,0.937,0.00262,0.498,0.555
2016,0.946,0.00204,0.475,0.548
2017,0.938,0.0025800000000000003,0.458,0.571
2018,0.916,0.0024700000000000004,0.448,0.584