year,IPC1,IPC2,IPC4,IPCMAG
1850,6.62e-05,2.5400000000000002e-06,3.58e-08,4.3600000000000004e-07
1851,6.97e-05,2.68e-06,3.77e-08,4.5899999999999997e-07
1852,7.35e-05,2.82e-06,3.9700000000000005e-08,4.83e-07
1853,7.75e-05,2.98e-06,4.1900000000000005e-08,5.1e-07
1854,8.18e-05,3.14e-06,4.42e-08,5.38e-07
1855,8.63e-05,3.31e-06,4.66e-08,5.67e-07
1856,9.1e-05,3.49e-06,4.91e-08,5.98e-07
1857,9.59e-05,3.68e-06,5.18e-08,6.310000000000001e-07
1858,0.000101,3.88e-06,5.4500000000000005e-08,6.64e-07
1859,0.000106,4.08e-06,5.74e-08,6.99e-07
1860,0.000112,4.2900000000000004e-06,6.03e-08,7.34e-07
1861,0.00011700000000000001,4.499999999999999e-06,6.329999999999999e-08,7.71e-07
1862,0.000123,4.73e-06,6.65e-08,8.1e-07
1863,0.000129,4.96e-06,6.98e-08,8.499999999999999e-07
1864,0.000136,5.21e-06,7.33e-08,8.930000000000001e-07
1865,0.00014199999999999998,5.47e-06,7.69e-08,9.37e-07
1866,0.000149,5.74e-06,8.07e-08,9.83e-07
1867,0.000157,6.02e-06,8.47e-08,1.03e-06
1868,0.000164,6.31e-06,8.88e-08,1.08e-06
1869,0.00017199999999999998,6.62e-06,9.309999999999999e-08,1.13e-06
1870,0.00018099999999999998,6.94e-06,9.76e-08,1.19e-06
1871,0.000189,7.270000000000001e-06,1.02e-07,1.25e-06
1872,0.000199,7.63e-06,1.07e-07,1.31e-06
1873,0.00020899999999999998,8.01e-06,1.1299999999999999e-07,1.37e-06
1874,0.000219,8.41e-06,1.18e-07,1.4400000000000002e-06
1875,0.00023,8.829999999999998e-06,1.24e-07,1.5100000000000002e-06
1876,0.000241,9.26e-06,1.3e-07,1.59e-06
1877,0.000253,9.71e-06,1.37e-07,1.66e-06
1878,0.000265,1.02e-05,1.43e-07,1.74e-06
1879,0.000277,1.06e-05,1.5e-07,1.82e-06
1880,0.00029,1.11e-05,1.56e-07,1.9e-06
1881,0.00030199999999999997,1.1599999999999999e-05,1.6300000000000002e-07,1.99e-06
1882,0.000315,1.21e-05,1.7000000000000001e-07,2.0699999999999997e-06
1883,0.00032900000000000003,1.26e-05,1.7699999999999998e-07,2.16e-06
1884,0.000342,1.31e-05,1.85e-07,2.2499999999999996e-06
1885,0.000357,1.3700000000000001e-05,1.93e-07,2.35e-06
1886,0.000372,1.43e-05,2.01e-07,2.44e-06
1887,0.00038700000000000003,1.49e-05,2.09e-07,2.5400000000000002e-06
1888,0.00040300000000000004,1.55e-05,2.1800000000000002e-07,2.65e-06
1889,0.000419,1.61e-05,2.2599999999999999e-07,2.76e-06
1890,0.00047,1.59e-05,2.5399999999999997e-07,3.09e-06
1891,0.000488,1.59e-05,2.63e-07,3.21e-06
1892,0.000508,1.59e-05,2.74e-07,3.34e-06
1893,0.000531,1.59e-05,2.8699999999999996e-07,3.49e-06
1894,0.000555,1.59e-05,3e-07,3.65e-06
1895,0.0005809999999999999,1.59e-05,3.14e-07,3.82e-06
1896,0.000609,1.59e-05,3.29e-07,4e-06
1897,0.000638,1.59e-05,3.44e-07,4.1900000000000005e-06
1898,0.0006680000000000001,1.59e-05,3.61e-07,4.3899999999999995e-06
1899,0.0007,1.59e-05,3.78e-07,4.6e-06
1900,0.000732,1.59e-05,3.9500000000000003e-07,4.82e-06
1901,0.000768,1.59e-05,4.14e-07,5.05e-06
1902,0.0008070000000000001,1.59e-05,4.3600000000000004e-07,5.31e-06
1903,0.0008489999999999999,1.59e-05,4.58e-07,5.58e-06
1904,0.000894,1.59e-05,4.83e-07,5.88e-06
1905,0.000941,1.59e-05,5.079999999999999e-07,6.19e-06
1906,0.000989,1.59e-05,5.34e-07,6.5e-06
1907,0.0010400000000000001,1.59e-05,5.599999999999999e-07,6.82e-06
1908,0.00108,1.59e-05,5.860000000000001e-07,7.13e-06
1909,0.00113,1.59e-05,6.11e-07,7.440000000000001e-06
1910,0.0011799999999999998,1.59e-05,6.350000000000001e-07,7.74e-06
1911,0.00122,1.59e-05,6.59e-07,8.02e-06
1912,0.00126,1.59e-05,6.809999999999999e-07,8.3e-06
1913,0.0013,1.59e-05,7.04e-07,8.57e-06
1914,0.00134,1.59e-05,7.26e-07,8.84e-06
1915,0.00139,1.59e-05,7.48e-07,9.110000000000001e-06
1916,0.0014299999999999998,1.59e-05,7.71e-07,9.390000000000002e-06
1917,0.00147,1.59e-05,7.94e-07,9.67e-06
1918,0.00152,1.59e-05,8.18e-07,9.97e-06
1919,0.00156,1.59e-05,8.43e-07,1.03e-05
1920,0.00161,1.59e-05,8.7e-07,1.06e-05
1921,0.00166,1.6400000000000002e-05,8.97e-07,1.09e-05
1922,0.00171,1.78e-05,9.26e-07,1.1299999999999999e-05
1923,0.00177,2.01e-05,9.55e-07,1.1599999999999999e-05
1924,0.00183,2.29e-05,9.86e-07,1.2e-05
1925,0.00188,2.64e-05,1.02e-06,1.24e-05
1926,0.0019399999999999999,3.03e-05,1.05e-06,1.2800000000000001e-05
1927,0.0020099999999999996,3.4500000000000005e-05,1.08e-06,1.32e-05
1928,0.00207,3.89e-05,1.1199999999999999e-06,1.3599999999999999e-05
1929,0.00214,4.34e-05,1.15e-06,1.41e-05
1930,0.0022,4.78e-05,1.19e-06,1.45e-05
1931,0.00227,5.23e-05,1.2299999999999999e-06,1.4999999999999999e-05
1932,0.00235,5.73e-05,1.2700000000000001e-06,1.54e-05
1933,0.00242,6.28e-05,1.31e-06,1.59e-05
1934,0.0025,6.88e-05,1.35e-06,1.6400000000000002e-05
1935,0.0025800000000000003,7.53e-05,1.39e-06,1.6899999999999997e-05
1936,0.00266,8.23e-05,1.4400000000000002e-06,1.7500000000000002e-05
1937,0.0027400000000000002,8.989999999999999e-05,1.48e-06,1.7999999999999997e-05
1938,0.00283,9.800000000000001e-05,1.53e-06,1.8599999999999998e-05
1939,0.0029300000000000003,0.000107,1.5800000000000001e-06,1.93e-05
1940,0.0030299999999999997,0.000116,1.6299999999999999e-06,1.9900000000000003e-05
1941,0.00313,0.000127,1.6900000000000001e-06,2.06e-05
1942,0.00323,0.00013900000000000002,1.74e-06,2.12e-05
1943,0.00333,0.000152,1.8e-06,2.19e-05
1944,0.00344,0.00016800000000000002,1.8600000000000002e-06,2.2599999999999997e-05
1945,0.0035499999999999998,0.000184,1.9200000000000003e-06,2.34e-05
1946,0.00368,0.000202,1.99e-06,2.42e-05
1947,0.00382,0.00022,2.06e-06,2.51e-05
1948,0.00398,0.00023999999999999998,2.15e-06,2.62e-05
1949,0.00594,0.000261,3.21e-06,3.9e-05
1950,0.00378,0.00028199999999999997,2.04e-06,2.48e-05
1951,0.011300000000000001,0.000305,6.12e-06,7.45e-05
1952,0.00756,0.00032900000000000003,4.08e-06,4.97e-05
1953,0.011300000000000001,0.000356,6.12e-06,7.45e-05
1954,0.00756,0.00038500000000000003,4.08e-06,4.97e-05
1955,0.011300000000000001,0.000415,6.12e-06,7.45e-05
1956,0.011300000000000001,0.000448,6.12e-06,7.45e-05
1957,0.011300000000000001,0.000482,6.12e-06,7.45e-05
1958,0.011300000000000001,0.000519,6.12e-06,7.45e-05
1959,0.011300000000000001,0.0005570000000000001,6.12e-06,7.45e-05
1960,0.015099999999999999,0.000597,8.16e-06,9.94e-05
1961,0.0189,0.000639,1.02e-05,0.000124
1962,0.0189,0.000684,1.02e-05,0.000124
1963,0.022699999999999998,0.000733,1.22e-05,0.000149
1964,0.022699999999999998,0.0007840000000000001,1.22e-05,0.000149
1965,0.0264,0.0008399999999999999,1.43e-05,0.000174
1966,0.030199999999999998,0.0008990000000000001,1.63e-05,0.000199
1967,0.034,0.000963,1.84e-05,0.000224
1968,0.0378,0.00103,2.04e-05,0.000248
1969,0.06420000000000001,0.00111,3.47e-05,0.000422
1970,0.068,0.00107,2.4500000000000003e-05,0.000255
1971,0.0718,0.00108,2.4500000000000003e-05,0.000255
1972,0.0793,0.0011,2.5e-05,0.000277
1973,0.0831,0.00115,2.55e-05,0.000319
1974,0.0756,0.00116,2.61e-05,0.00031800000000000003
1975,0.0793,0.0011899999999999999,2.66e-05,0.000357
1976,0.0869,0.0012,2.7300000000000003e-05,0.00035
1977,0.0718,0.00124,2.8e-05,0.000446
1978,0.102,0.00125,2.87e-05,0.000255
1979,0.155,0.00128,2.94e-05,0.00034399999999999996
1980,0.117,0.0012900000000000001,3.0200000000000002e-05,0.000176
1981,0.09820000000000001,0.00128,3.09e-05,0.000261
1982,0.117,0.00135,3.16e-05,0.000373
1983,0.106,0.00132,3.24e-05,0.000326
1984,0.117,0.00133,3.31e-05,0.000404
1985,0.132,0.00145,3.4e-05,0.000574
1986,0.136,0.0014399999999999999,3.49e-05,0.0005899999999999999
1987,0.151,0.00149,3.5999999999999994e-05,0.00057
1988,0.17,0.00148,3.7e-05,0.000589
1989,0.17,0.0015,3.8100000000000005e-05,0.00088
1990,0.166,0.00152,3.91e-05,0.0005859999999999999
1991,0.174,0.00158,3.99e-05,0.0008810000000000001
1992,0.208,0.0016699999999999998,4.01e-05,0.00091
1993,0.23,0.0016200000000000001,4.0300000000000004e-05,0.000914
1994,0.268,0.00171,4.05e-05,0.0015300000000000001
1995,0.321,0.0016799999999999999,4.07e-05,0.00217
1996,0.336,0.0017,4.1e-05,0.00281
1997,0.317,0.0017,4.13e-05,0.00321
1998,0.317,0.00171,4.1599999999999995e-05,0.00066
1999,0.329,0.00174,4.18e-05,0.0006670000000000001
2000,0.34,0.00176,4.29e-05,0.0006730000000000001
2001,0.378,0.00181,4.29e-05,0.0006850000000000001
2002,0.343,0.00182,4.14e-05,0.000345
2003,0.381,0.00189,4e-05,0.00034899999999999997
2004,0.38,0.00185,3.86e-05,0.00035
2005,0.395,0.00191,3.7199999999999996e-05,0.0006129999999999999
2006,0.406,0.00191,3.5999999999999994e-05,0.0010400000000000001
2007,0.437,0.00196,3.47e-05,0.0009509999999999999
2008,0.46,0.00198,3.36e-05,0.000493
2009,0.457,0.0020499999999999997,3.24e-05,9.86e-05
2010,0.489,0.00202,3.14e-05,0.000154
2011,0.494,0.00196,3.16e-05,0.00028000000000000003
2012,0.494,0.00214,3.18e-05,0.000331
2013,0.494,0.00212,3.1899999999999996e-05,0.000306
2014,0.492,0.0020800000000000003,3.2099999999999994e-05,0.00028000000000000003
2015,0.506,0.0021000000000000003,3.23e-05,0.000255
2016,0.52,0.00212,3.2500000000000004e-05,0.000229
2017,0.504,0.00214,3.27e-05,0.000203
2018,0.525,0.00215,3.29e-05,0.000177