year,IPC1,IPC2,IPC4,IPCMAG
1850,0.00126,0.0,0.00218,0.013800000000000002
1851,0.0013,2.41e-07,0.0022,0.0147
1852,0.00135,5.22e-07,0.00222,0.0157
1853,0.00139,8.44e-07,0.00225,0.0169
1854,0.0014299999999999998,1.2e-06,0.00227,0.0182
1855,0.00148,1.6000000000000001e-06,0.00229,0.0197
1856,0.00152,2.04e-06,0.00232,0.0214
1857,0.00157,2.51e-06,0.00234,0.0232
1858,0.0016200000000000001,3.0200000000000003e-06,0.0023599999999999997,0.0251
1859,0.00166,3.56e-06,0.00239,0.0273
1860,0.00171,4.139999999999999e-06,0.0024100000000000002,0.0295
1861,0.00176,4.74e-06,0.0024300000000000003,0.0319
1862,0.00181,5.38e-06,0.0024500000000000004,0.0345
1863,0.00186,6.05e-06,0.0024700000000000004,0.037200000000000004
1864,0.00191,6.75e-06,0.00249,0.04
1865,0.00196,7.4700000000000005e-06,0.0025099999999999996,0.043
1866,0.0020099999999999996,8.229999999999999e-06,0.0025299999999999997,0.0461
1867,0.00207,9.01e-06,0.0025499999999999997,0.0493
1868,0.00212,9.81e-06,0.00257,0.052700000000000004
1869,0.00217,1.06e-05,0.00259,0.0562
1870,0.0022299999999999998,1.15e-05,0.00262,0.0599
1871,0.00228,1.24e-05,0.00264,0.0636
1872,0.00234,1.33e-05,0.00266,0.0675
1873,0.00239,1.4200000000000001e-05,0.00269,0.0716
1874,0.0024500000000000004,1.5100000000000001e-05,0.00271,0.0757
1875,0.0025,1.61e-05,0.00273,0.08
1876,0.00256,1.7100000000000002e-05,0.00276,0.0844
1877,0.00262,1.7999999999999997e-05,0.00279,0.089
1878,0.00268,1.91e-05,0.00281,0.09359999999999999
1879,0.0027400000000000002,2.01e-05,0.00285,0.0984
1880,0.00279,2.11e-05,0.0028799999999999997,0.103
1881,0.00285,2.22e-05,0.00292,0.108
1882,0.0029100000000000003,2.3199999999999998e-05,0.00297,0.113
1883,0.00297,2.4299999999999998e-05,0.0030299999999999997,0.119
1884,0.0030299999999999997,2.5399999999999997e-05,0.00309,0.124
1885,0.00309,2.64e-05,0.00315,0.129
1886,0.00315,2.75e-05,0.00322,0.135
1887,0.00321,2.86e-05,0.00328,0.141
1888,0.00327,2.98e-05,0.00335,0.146
1889,0.0033399999999999997,3.09e-05,0.0034100000000000003,0.152
1890,0.00372,4.82e-05,0.0037,0.151
1891,0.00377,5.16e-05,0.0037099999999999998,0.154
1892,0.00383,5.57e-05,0.00373,0.158
1893,0.0038900000000000002,6.06e-05,0.00378,0.165
1894,0.00395,6.610000000000001e-05,0.0038399999999999997,0.174
1895,0.004019999999999999,7.22e-05,0.00391,0.185
1896,0.00409,7.89e-05,0.004,0.197
1897,0.00417,8.599999999999999e-05,0.0040999999999999995,0.21
1898,0.00425,9.35e-05,0.004200000000000001,0.225
1899,0.00433,0.000101,0.00431,0.24
1900,0.00441,0.00010899999999999999,0.00443,0.256
1901,0.0045899999999999995,0.00011899999999999999,0.00458,0.278
1902,0.00492,0.000131,0.00477,0.311
1903,0.0054,0.00014399999999999998,0.00501,0.352
1904,0.00597,0.000158,0.00529,0.397
1905,0.00662,0.00017299999999999998,0.00561,0.445
1906,0.00732,0.000188,0.00595,0.493
1907,0.008039999999999999,0.000202,0.00631,0.537
1908,0.00875,0.000214,0.006679999999999999,0.575
1909,0.00941,0.000225,0.00707,0.603
1910,0.01,0.00023400000000000002,0.00746,0.62
1911,0.0106,0.00023999999999999998,0.00785,0.63
1912,0.0111,0.000246,0.00826,0.639
1913,0.011699999999999999,0.000251,0.0087,0.648
1914,0.0123,0.000255,0.00916,0.655
1915,0.0129,0.000259,0.00966,0.662
1916,0.0135,0.000263,0.010199999999999999,0.668
1917,0.014,0.00026700000000000004,0.0108,0.673
1918,0.0146,0.000272,0.0114,0.677
1919,0.015099999999999999,0.000277,0.0121,0.68
1920,0.0157,0.00028199999999999997,0.0128,0.682
1921,0.0162,0.000289,0.013699999999999999,0.681
1922,0.0167,0.00029499999999999996,0.0146,0.679
1923,0.0172,0.00030199999999999997,0.0157,0.675
1924,0.0176,0.00031,0.017,0.671
1925,0.0181,0.000317,0.0183,0.665
1926,0.018600000000000002,0.000326,0.0198,0.66
1927,0.019100000000000002,0.000335,0.0213,0.655
1928,0.019600000000000003,0.000345,0.0229,0.651
1929,0.0201,0.00035499999999999996,0.0246,0.649
1930,0.0206,0.000366,0.0264,0.648
1931,0.0212,0.00038,0.028300000000000002,0.652
1932,0.0217,0.00039600000000000003,0.0303,0.661
1933,0.0222,0.000414,0.032600000000000004,0.674
1934,0.022699999999999998,0.000434,0.035,0.691
1935,0.0232,0.000456,0.0376,0.711
1936,0.0238,0.00047799999999999996,0.0404,0.734
1937,0.024399999999999998,0.0005,0.0432,0.758
1938,0.0251,0.000521,0.046200000000000005,0.782
1939,0.0258,0.0005420000000000001,0.0493,0.807
1940,0.026600000000000002,0.0005610000000000001,0.0525,0.83
1941,0.027600000000000003,0.0005769999999999999,0.0559,0.852
1942,0.0289,0.000593,0.0595,0.873
1943,0.0303,0.000607,0.0634,0.893
1944,0.032,0.00062,0.0676,0.914
1945,0.0338,0.000634,0.0718,0.936
1946,0.0357,0.0006490000000000001,0.07629999999999999,0.961
1947,0.037700000000000004,0.000665,0.0808,0.989
1948,0.039799999999999995,0.000683,0.0855,1.02
1949,0.0419,0.000704,0.0902,1.06
1950,0.0441,0.000728,0.09490000000000001,1.1
1951,0.0464,0.000761,0.0996,1.17
1952,0.0489,0.000804,0.104,1.29
1953,0.0517,0.000857,0.109,1.45
1954,0.054700000000000006,0.0009180000000000001,0.114,1.63
1955,0.0578,0.000984,0.119,1.83
1956,0.061,0.0010500000000000002,0.125,2.03
1957,0.0643,0.00113,0.13,2.22
1958,0.0676,0.0012,0.136,2.4
1959,0.0709,0.00127,0.142,2.54
1960,0.0742,0.00134,0.148,2.64
1961,0.0773,0.0014,0.155,2.64
1962,0.0799,0.00146,0.162,2.65
1963,0.0824,0.00151,0.169,2.51
1964,0.0849,0.00156,0.177,2.63
1965,0.0876,0.0016200000000000001,0.185,2.86
1966,0.0907,0.0016799999999999999,0.193,2.95
1967,0.0942,0.00176,0.201,3.09
1968,0.0985,0.00184,0.209,3.09
1969,0.104,0.0019399999999999999,0.217,2.93
1970,0.107,0.0017900000000000001,0.218,3.0
1971,0.108,0.0016699999999999998,0.227,2.95
1972,0.102,0.0019399999999999999,0.233,3.12
1973,0.109,0.00202,0.238,3.19
1974,0.114,0.00199,0.243,3.21
1975,0.126,0.00163,0.246,3.32
1976,0.158,0.00188,0.252,3.43
1977,0.162,0.0020099999999999996,0.256,3.48
1978,0.184,0.00199,0.261,3.36
1979,0.191,0.00218,0.271,3.33
1980,0.183,0.0019,0.271,3.27
1981,0.16,0.00184,0.272,3.18
1982,0.171,0.00161,0.281,3.14
1983,0.164,0.00165,0.295,3.17
1984,0.21,0.0018,0.306,3.16
1985,0.188,0.00174,0.311,3.14
1986,0.159,0.00184,0.319,3.09
1987,0.16,0.00191,0.323,3.05
1988,0.192,0.00188,0.326,3.05
1989,0.202,0.0018700000000000001,0.329,3.07
1990,0.181,0.0019199999999999998,0.336,3.13
1991,0.193,0.0018700000000000001,0.347,3.17
1992,0.198,0.0020299999999999997,0.358,3.22
1993,0.21,0.00197,0.376,3.3
1994,0.226,0.00191,0.389,3.18
1995,0.243,0.00219,0.405,3.13
1996,0.275,0.00226,0.421,3.01
1997,0.291,0.00199,0.437,2.97
1998,0.303,0.00197,0.451,2.86
1999,0.306,0.00212,0.463,2.96
2000,0.327,0.0020299999999999997,0.479,3.12
2001,0.343,0.00395,0.5,3.18
2002,0.33,0.00454,0.514,3.15
2003,0.357,0.005690000000000001,0.532,3.25
2004,0.363,0.0057599999999999995,0.548,3.1
2005,0.355,0.0058,0.568,3.13
2006,0.359,0.005809999999999999,0.585,3.14
2007,0.356,0.00523,0.584,3.11
2008,0.353,0.00524,0.571,3.03
2009,0.339,0.00535,0.559,2.86
2010,0.331,0.00501,0.568,2.64
2011,0.323,0.0050999999999999995,0.582,2.59
2012,0.315,0.00522,0.602,2.71
2013,0.302,0.00525,0.623,2.76
2014,0.299,0.00551,0.647,2.74
2015,0.307,0.00553,0.67,2.74
2016,0.317,0.005719999999999999,0.69,2.75
2017,0.301,0.00543,0.67,2.82
2018,0.297,0.00543,0.68,2.82