year,IPC1,IPC2,IPC4,IPCMAG
1850,0.00186,7.4e-10,0.0365,0.113
1851,0.0018700000000000001,1.4e-09,0.0363,0.127
1852,0.00188,2.0600000000000003e-09,0.0362,0.142
1853,0.0019,2.74e-09,0.0361,0.156
1854,0.00191,3.4199999999999998e-09,0.036,0.169
1855,0.0019199999999999998,4.109999999999999e-09,0.0359,0.183
1856,0.0019299999999999999,4.8e-09,0.0358,0.196
1857,0.0019399999999999999,5.5e-09,0.0357,0.209
1858,0.00195,6.21e-09,0.0356,0.222
1859,0.00196,6.92e-09,0.0356,0.234
1860,0.00197,7.64e-09,0.0356,0.246
1861,0.00199,8.37e-09,0.0356,0.258
1862,0.002,9.099999999999999e-09,0.0355,0.27
1863,0.0020099999999999996,9.84e-09,0.0355,0.281
1864,0.00202,1.06e-08,0.0355,0.292
1865,0.0020299999999999997,1.13e-08,0.0355,0.303
1866,0.0020499999999999997,1.2099999999999999e-08,0.0355,0.313
1867,0.00206,1.2799999999999999e-08,0.0355,0.324
1868,0.00207,1.3600000000000001e-08,0.0355,0.334
1869,0.0020800000000000003,1.44e-08,0.0355,0.343
1870,0.0021000000000000003,1.52e-08,0.0355,0.353
1871,0.00211,1.59e-08,0.0355,0.362
1872,0.00212,1.67e-08,0.0356,0.371
1873,0.00213,1.7499999999999998e-08,0.0357,0.379
1874,0.00215,1.8300000000000002e-08,0.0358,0.388
1875,0.00216,1.91e-08,0.0359,0.396
1876,0.00217,1.99e-08,0.0361,0.403
1877,0.00219,2.0699999999999997e-08,0.0362,0.411
1878,0.0022,2.15e-08,0.0364,0.418
1879,0.00221,2.23e-08,0.0366,0.425
1880,0.0022299999999999998,2.3200000000000003e-08,0.0367,0.432
1881,0.0022400000000000002,2.4e-08,0.036899999999999995,0.438
1882,0.00225,2.48e-08,0.0371,0.444
1883,0.00227,2.5599999999999998e-08,0.0373,0.45
1884,0.00228,2.65e-08,0.0376,0.455
1885,0.0023,2.73e-08,0.0378,0.46
1886,0.00231,2.81e-08,0.038,0.465
1887,0.00232,2.9e-08,0.038299999999999994,0.47
1888,0.00234,2.98e-08,0.0385,0.474
1889,0.00235,3.0700000000000004e-08,0.038700000000000005,0.478
1890,0.00261,4.7800000000000005e-08,0.038700000000000005,0.485
1891,0.00271,5.1199999999999995e-08,0.038799999999999994,0.486
1892,0.00281,5.5300000000000005e-08,0.0389,0.488
1893,0.00292,6.02e-08,0.039,0.489
1894,0.00304,6.57e-08,0.039,0.49
1895,0.00316,7.17e-08,0.0391,0.492
1896,0.00329,7.83e-08,0.039200000000000006,0.493
1897,0.0034300000000000003,8.53e-08,0.039299999999999995,0.495
1898,0.00357,9.27e-08,0.0394,0.497
1899,0.00372,1.0000000000000001e-07,0.0394,0.499
1900,0.00387,1.08e-07,0.0395,0.501
1901,0.00404,1.18e-07,0.0396,0.503
1902,0.00424,1.29e-07,0.039700000000000006,0.505
1903,0.0044599999999999996,1.42e-07,0.039799999999999995,0.507
1904,0.004690000000000001,1.56e-07,0.0399,0.509
1905,0.0049299999999999995,1.71e-07,0.04,0.512
1906,0.00517,1.85e-07,0.040100000000000004,0.514
1907,0.00539,1.9900000000000002e-07,0.0402,0.517
1908,0.0056,2.12e-07,0.040299999999999996,0.52
1909,0.00577,2.22e-07,0.0405,0.523
1910,0.00591,2.3100000000000002e-07,0.040600000000000004,0.526
1911,0.006030000000000001,2.37e-07,0.0407,0.529
1912,0.00614,2.43e-07,0.040799999999999996,0.533
1913,0.00625,2.48e-07,0.0409,0.536
1914,0.00635,2.52e-07,0.041,0.54
1915,0.00644,2.5599999999999996e-07,0.041100000000000005,0.545
1916,0.00653,2.6e-07,0.0412,0.549
1917,0.0066,2.6400000000000003e-07,0.041299999999999996,0.554
1918,0.00666,2.69e-07,0.0415,0.559
1919,0.00671,2.74e-07,0.0417,0.565
1920,0.00675,2.79e-07,0.0419,0.571
1921,0.00677,2.86e-07,0.0422,0.581
1922,0.00679,2.92e-07,0.0427,0.599
1923,0.006809999999999999,2.99e-07,0.0435,0.623
1924,0.0068200000000000005,3.07e-07,0.0444,0.65
1925,0.00683,3.14e-07,0.045399999999999996,0.678
1926,0.006849999999999999,3.2299999999999997e-07,0.0465,0.706
1927,0.006860000000000001,3.32e-07,0.047700000000000006,0.732
1928,0.00688,3.41e-07,0.0489,0.753
1929,0.006900000000000001,3.52e-07,0.0502,0.769
1930,0.0069299999999999995,3.63e-07,0.0515,0.776
1931,0.007,3.76e-07,0.052899999999999996,0.776
1932,0.0071200000000000005,3.9199999999999996e-07,0.0544,0.772
1933,0.00728,4.1e-07,0.056100000000000004,0.765
1934,0.00749,4.3e-07,0.0579,0.756
1935,0.007719999999999999,4.5e-07,0.0598,0.746
1936,0.007980000000000001,4.72e-07,0.061799999999999994,0.735
1937,0.00826,4.93e-07,0.0639,0.726
1938,0.008539999999999999,5.140000000000001e-07,0.06609999999999999,0.719
1939,0.00883,5.35e-07,0.0684,0.716
1940,0.0091,5.53e-07,0.0707,0.716
1941,0.009380000000000001,5.699999999999999e-07,0.073,0.72
1942,0.00966,5.85e-07,0.07529999999999999,0.723
1943,0.009970000000000001,5.98e-07,0.0777,0.727
1944,0.0103,6.12e-07,0.08020000000000001,0.731
1945,0.0107,6.25e-07,0.0828,0.735
1946,0.0111,6.4e-07,0.0856,0.739
1947,0.011699999999999999,6.56e-07,0.0888,0.744
1948,0.0123,6.74e-07,0.0923,0.749
1949,0.0129,6.939999999999999e-07,0.09620000000000001,0.755
1950,0.013699999999999999,7.179999999999999e-07,0.101,0.761
1951,0.0158,7.51e-07,0.107,0.776
1952,0.019899999999999998,7.94e-07,0.116,0.806
1953,0.0256,8.47e-07,0.127,0.847
1954,0.0324,9.070000000000001e-07,0.14,0.896
1955,0.039700000000000006,9.73e-07,0.153,0.949
1956,0.047,1.04e-06,0.166,1.0
1957,0.0538,1.1199999999999999e-06,0.179,1.05
1958,0.0597,1.19e-06,0.19,1.09
1959,0.064,1.26e-06,0.199,1.12
1960,0.0664,1.33e-06,0.206,1.14
1961,0.0675,1.38e-06,0.21,1.12
1962,0.0686,1.4400000000000002e-06,0.214,1.15
1963,0.0695,1.48e-06,0.217,1.09
1964,0.0703,1.53e-06,0.22,1.18
1965,0.071,1.5800000000000001e-06,0.223,1.15
1966,0.0716,1.6299999999999999e-06,0.225,1.12
1967,0.072,1.6999999999999998e-06,0.228,1.14
1968,0.0724,1.79e-06,0.231,1.15
1969,0.0726,1.89e-06,0.234,1.16
1970,0.11,2.02e-06,0.247,1.12
1971,0.11,2.38e-06,0.259,1.11
1972,0.112,2.65e-06,0.265,1.15
1973,0.114,2.8500000000000002e-06,0.271,1.19
1974,0.116,2.5e-06,0.278,1.2
1975,0.118,2.97e-06,0.284,1.13
1976,0.119,2.87e-06,0.29,1.2
1977,0.122,3.19e-06,0.297,1.26
1978,0.227,4.17e-06,0.304,1.26
1979,0.224,4.6e-06,0.311,1.26
1980,0.206,4.79e-06,0.318,1.29
1981,0.222,4.62e-06,0.325,1.31
1982,0.229,4.81e-06,0.333,1.34
1983,0.229,4.98e-06,0.341,1.35
1984,0.212,5.33e-06,0.35,1.37
1985,0.22,5.7099999999999995e-06,0.358,1.38
1986,0.23,6.38e-06,0.367,1.4
1987,0.238,4.87e-06,0.376,1.4
1988,0.237,5.19e-06,0.384,1.43
1989,0.229,5.92e-06,0.394,1.46
1990,0.228,4.2e-06,0.402,1.48
1991,0.242,2.8e-06,0.413,1.53
1992,0.248,2.45e-06,0.424,1.57
1993,0.27,3.22e-06,0.435,1.61
1994,0.449,3.7e-06,0.445,1.63
1995,0.507,3.58e-06,0.454,1.67
1996,0.501,3.46e-06,0.464,1.72
1997,0.484,3.34e-06,0.473,1.75
1998,0.501,3.22e-06,0.481,1.8
1999,0.532,3.1e-06,0.499,1.86
2000,0.517,2.98e-06,0.509,1.88
2001,0.541,2.86e-06,0.517,1.84
2002,0.573,2.74e-06,0.526,1.86
2003,0.616,2.62e-06,0.534,1.88
2004,0.801,2.5e-06,0.547,1.92
2005,0.895,2.38e-06,0.558,1.94
2006,0.942,2.26e-06,0.562,1.98
2007,0.994,2.14e-06,0.573,1.98
2008,0.961,2.02e-06,0.584,1.99
2009,1.05,1.9e-06,0.594,1.99
2010,1.07,1.78e-06,0.606,1.98
2011,1.09,1.66e-06,0.626,1.98
2012,1.05,1.5399999999999999e-06,0.643,1.98
2013,1.05,1.42e-06,0.657,2.0
2014,1.05,1.2999999999999998e-06,0.667,1.99
2015,1.07,1.1800000000000001e-06,0.678,2.01
2016,1.22,1.07e-06,0.686,2.01
2017,1.26,9.45e-07,0.697,2.0
2018,1.3,8.26e-07,0.709,1.99