year,IPC1,IPC2,IPC4,IPCMAG
1850,0.0212,3.52e-06,0.0165,0.119
1851,0.0213,3.82e-06,0.0167,0.119
1852,0.0216,4.16e-06,0.0169,0.119
1853,0.0221,4.54e-06,0.0171,0.119
1854,0.0229,4.95e-06,0.0174,0.119
1855,0.023899999999999998,5.41e-06,0.0176,0.119
1856,0.025,5.91e-06,0.0178,0.119
1857,0.0264,6.44e-06,0.0179,0.119
1858,0.027899999999999998,7.01e-06,0.0181,0.119
1859,0.0297,7.62e-06,0.0183,0.119
1860,0.0316,8.26e-06,0.0185,0.119
1861,0.0337,8.930000000000001e-06,0.018699999999999998,0.12
1862,0.0359,9.63e-06,0.0188,0.12
1863,0.038299999999999994,1.0399999999999999e-05,0.019,0.12
1864,0.0409,1.11e-05,0.019100000000000002,0.12
1865,0.0437,1.1900000000000001e-05,0.0193,0.12
1866,0.0465,1.2699999999999999e-05,0.019399999999999997,0.12
1867,0.0496,1.3599999999999999e-05,0.019600000000000003,0.121
1868,0.052700000000000004,1.45e-05,0.0198,0.121
1869,0.056,1.54e-05,0.019899999999999998,0.121
1870,0.0595,1.63e-05,0.0201,0.121
1871,0.063,1.72e-05,0.020300000000000002,0.121
1872,0.06670000000000001,1.8200000000000002e-05,0.0206,0.122
1873,0.0705,1.92e-05,0.0208,0.122
1874,0.07440000000000001,2.02e-05,0.0211,0.122
1875,0.0785,2.12e-05,0.0214,0.122
1876,0.08259999999999999,2.23e-05,0.0216,0.123
1877,0.0868,2.34e-05,0.0219,0.123
1878,0.0911,2.44e-05,0.0222,0.123
1879,0.0955,2.55e-05,0.0225,0.124
1880,0.0999,2.6700000000000002e-05,0.0228,0.124
1881,0.104,2.7799999999999998e-05,0.023100000000000002,0.124
1882,0.109,2.8899999999999998e-05,0.023399999999999997,0.125
1883,0.114,3.01e-05,0.0237,0.125
1884,0.119,3.12e-05,0.024,0.125
1885,0.123,3.24e-05,0.024300000000000002,0.126
1886,0.128,3.36e-05,0.0246,0.126
1887,0.133,3.48e-05,0.0249,0.126
1888,0.138,3.5999999999999994e-05,0.0251,0.127
1889,0.143,3.7199999999999996e-05,0.0254,0.127
1890,0.154,5.8e-05,0.0259,0.135
1891,0.159,6.21e-05,0.0259,0.128
1892,0.165,6.71e-05,0.026,0.121
1893,0.17,7.3e-05,0.026,0.114
1894,0.176,7.960000000000001e-05,0.0261,0.108
1895,0.182,8.7e-05,0.026199999999999998,0.102
1896,0.189,9.5e-05,0.0263,0.0973
1897,0.195,0.000104,0.0264,0.09340000000000001
1898,0.202,0.00011300000000000001,0.0265,0.0905
1899,0.209,0.000122,0.026699999999999998,0.0888
1900,0.216,0.000132,0.0268,0.0884
1901,0.224,0.00014299999999999998,0.027,0.0888
1902,0.233,0.000157,0.0273,0.08929999999999999
1903,0.244,0.00017299999999999998,0.0277,0.08990000000000001
1904,0.255,0.00019,0.0282,0.0907
1905,0.266,0.000208,0.0287,0.0917
1906,0.277,0.00022600000000000002,0.0293,0.0928
1907,0.286,0.000243,0.03,0.09409999999999999
1908,0.293,0.000258,0.030699999999999998,0.09559999999999999
1909,0.298,0.00027100000000000003,0.0314,0.09720000000000001
1910,0.299,0.00028100000000000005,0.0322,0.0989
1911,0.298,0.000289,0.033,0.103
1912,0.293,0.000296,0.0341,0.113
1913,0.287,0.00030199999999999997,0.0353,0.126
1914,0.278,0.000307,0.0366,0.143
1915,0.27,0.000312,0.038,0.163
1916,0.261,0.000317,0.0394,0.185
1917,0.252,0.000322,0.0409,0.208
1918,0.246,0.000328,0.0423,0.231
1919,0.241,0.00033400000000000004,0.0436,0.255
1920,0.24,0.00034100000000000005,0.044899999999999995,0.277
1921,0.241,0.000348,0.0461,0.303
1922,0.243,0.000356,0.047200000000000006,0.335
1923,0.247,0.000365,0.0482,0.371
1924,0.252,0.000373,0.0492,0.409
1925,0.259,0.000383,0.0503,0.447
1926,0.266,0.000393,0.0513,0.482
1927,0.274,0.00040300000000000004,0.052399999999999995,0.514
1928,0.283,0.000415,0.0536,0.539
1929,0.293,0.000428,0.0549,0.555
1930,0.302,0.000441,0.056299999999999996,0.562
1931,0.317,0.000457,0.0579,0.554
1932,0.34,0.00047599999999999997,0.0596,0.535
1933,0.37,0.000499,0.061399999999999996,0.506
1934,0.403,0.000523,0.0634,0.47
1935,0.437,0.000549,0.0655,0.432
1936,0.471,0.000575,0.0677,0.393
1937,0.501,0.000602,0.0699,0.358
1938,0.526,0.000628,0.0722,0.329
1939,0.544,0.000652,0.0745,0.309
1940,0.551,0.000675,0.0768,0.302
1941,0.553,0.000696,0.0792,0.309
1942,0.555,0.000714,0.0815,0.328
1943,0.556,0.000731,0.084,0.356
1944,0.558,0.000747,0.0864,0.391
1945,0.56,0.000763,0.089,0.429
1946,0.561,0.000781,0.0916,0.47
1947,0.563,0.0008,0.0943,0.509
1948,0.565,0.0008219999999999999,0.09720000000000001,0.544
1949,0.568,0.000847,0.1,0.573
1950,0.57,0.000877,0.103,0.593
1951,0.577,0.000916,0.107,0.607
1952,0.592,0.000969,0.11,0.62
1953,0.614,0.00103,0.114,0.632
1954,0.641,0.00111,0.118,0.642
1955,0.672,0.0011899999999999999,0.122,0.652
1956,0.705,0.00127,0.126,0.661
1957,0.739,0.00136,0.13,0.669
1958,0.772,0.00145,0.134,0.677
1959,0.804,0.0015400000000000001,0.138,0.685
1960,0.832,0.0016200000000000001,0.142,0.692
1961,0.855,0.0017,0.146,0.764
1962,0.872,0.00177,0.15,0.771
1963,0.886,0.00185,0.155,0.742
1964,0.9,0.0019299999999999999,0.159,0.746
1965,0.915,0.0020099999999999996,0.163,0.772
1966,0.934,0.00209,0.167,0.796
1967,0.96,0.00217,0.171,0.84
1968,0.996,0.00226,0.175,0.858
1969,1.04,0.0023599999999999997,0.178,0.844
1970,1.11,0.00254,0.17,0.829
1971,1.12,0.0024500000000000004,0.181,0.87
1972,1.15,0.0025499999999999997,0.183,0.901
1973,1.22,0.0026,0.183,0.936
1974,1.26,0.0025099999999999996,0.188,0.949
1975,1.34,0.00248,0.193,0.949
1976,1.42,0.00264,0.195,0.967
1977,1.48,0.00317,0.195,1.01
1978,1.54,0.0033900000000000002,0.199,1.0
1979,1.51,0.00352,0.199,1.04
1980,1.54,0.00337,0.2,1.04
1981,1.6,0.00331,0.197,1.06
1982,1.59,0.00325,0.195,1.06
1983,1.62,0.0030600000000000002,0.195,1.06
1984,1.6,0.00335,0.195,1.14
1985,1.56,0.00364,0.194,1.17
1986,1.56,0.004070000000000001,0.193,1.12
1987,1.53,0.00385,0.192,1.12
1988,1.53,0.00412,0.191,1.11
1989,1.68,0.00393,0.185,1.1
1990,1.22,0.00285,0.181,0.993
1991,1.04,0.00185,0.177,0.834
1992,0.962,0.0013700000000000001,0.175,0.749
1993,0.918,0.00132,0.175,0.726
1994,0.94,0.0019399999999999999,0.176,0.687
1995,0.975,0.00198,0.185,0.681
1996,0.973,0.00181,0.187,0.674
1997,1.19,0.0021000000000000003,0.19,0.608
1998,1.11,0.00171,0.188,0.595
1999,1.08,0.00155,0.191,0.562
2000,0.71,0.00209,0.189,0.551
2001,0.672,0.00195,0.19,0.53
2002,0.741,0.00232,0.191,0.556
2003,0.767,0.00278,0.197,0.574
2004,0.713,0.0035099999999999997,0.199,0.569
2005,0.721,0.0033799999999999998,0.199,0.583
2006,0.677,0.00354,0.194,0.608
2007,0.619,0.00202,0.199,0.625
2008,0.613,0.002,0.197,0.596
2009,0.562,0.000718,0.197,0.579
2010,0.538,0.0010500000000000002,0.2,0.502
2011,0.527,0.000786,0.179,0.501
2012,0.508,0.0008129999999999999,0.202,0.516
2013,0.482,0.000615,0.213,0.511
2014,0.467,0.0005430000000000001,0.212,0.521
2015,0.443,0.000628,0.212,0.527
2016,0.426,0.000486,0.211,0.522
2017,0.427,0.00036899999999999997,0.213,0.508
2018,0.416,0.000412,0.21,0.502