year,IPC1,IPC2,IPC4,IPCMAG
1850,6.74e-05,1.04e-08,8.9e-07,0.000251
1851,6.759999999999999e-05,1.18e-08,9.02e-07,0.000251
1852,6.809999999999999e-05,1.33e-08,9.13e-07,0.000252
1853,6.88e-05,1.49e-08,9.240000000000001e-07,0.000252
1854,6.99e-05,1.6399999999999998e-08,9.349999999999999e-07,0.000253
1855,7.12e-05,1.8e-08,9.46e-07,0.000255
1856,7.280000000000001e-05,1.96e-08,9.57e-07,0.000256
1857,7.46e-05,2.11e-08,9.68e-07,0.000258
1858,7.670000000000001e-05,2.28e-08,9.79e-07,0.00026000000000000003
1859,7.91e-05,2.44e-08,9.9e-07,0.000262
1860,8.17e-05,2.5999999999999998e-08,1e-06,0.000265
1861,8.450000000000001e-05,2.77e-08,1.01e-06,0.000268
1862,8.76e-05,2.94e-08,1.02e-06,0.00027100000000000003
1863,9.09e-05,3.1099999999999994e-08,1.03e-06,0.00027400000000000005
1864,9.44e-05,3.2799999999999996e-08,1.04e-06,0.00027800000000000004
1865,9.810000000000001e-05,3.45e-08,1.05e-06,0.00028100000000000005
1866,0.000102,3.62e-08,1.06e-06,0.000285
1867,0.000106,3.8e-08,1.07e-06,0.000289
1868,0.00011,3.9700000000000005e-08,1.08e-06,0.00029299999999999997
1869,0.000115,4.15e-08,1.09e-06,0.000298
1870,0.00011899999999999999,4.3300000000000004e-08,1.1e-06,0.000303
1871,0.000124,4.51e-08,1.1199999999999999e-06,0.000307
1872,0.000129,4.69e-08,1.13e-06,0.000312
1873,0.000134,4.87e-08,1.1399999999999999e-06,0.000317
1874,0.00013900000000000002,5.0599999999999996e-08,1.16e-06,0.000322
1875,0.000145,5.24e-08,1.17e-06,0.000328
1876,0.00015,5.4299999999999997e-08,1.19e-06,0.000333
1877,0.000156,5.62e-08,1.2099999999999998e-06,0.000339
1878,0.000161,5.8e-08,1.22e-06,0.000345
1879,0.00016700000000000002,5.99e-08,1.24e-06,0.00035
1880,0.00017299999999999998,6.18e-08,1.25e-06,0.000356
1881,0.000179,6.370000000000001e-08,1.2700000000000001e-06,0.00036199999999999996
1882,0.000185,6.57e-08,1.28e-06,0.000368
1883,0.000191,6.760000000000001e-08,1.2999999999999998e-06,0.000375
1884,0.00019700000000000002,6.95e-08,1.32e-06,0.000381
1885,0.000203,7.15e-08,1.33e-06,0.00038700000000000003
1886,0.00020899999999999998,7.34e-08,1.35e-06,0.000393
1887,0.000216,7.54e-08,1.3600000000000001e-06,0.0004
1888,0.000222,7.73e-08,1.38e-06,0.000406
1889,0.000228,7.93e-08,1.4e-06,0.00041299999999999996
1890,0.000236,1.24e-07,1.42e-06,0.00034899999999999997
1891,0.000244,1.33e-07,1.4400000000000002e-06,0.000399
1892,0.000252,1.43e-07,1.46e-06,0.00044500000000000003
1893,0.00026000000000000003,1.56e-07,1.48e-06,0.00048699999999999997
1894,0.000268,1.7000000000000001e-07,1.5100000000000002e-06,0.000526
1895,0.00027600000000000004,1.86e-07,1.53e-06,0.000559
1896,0.00028399999999999996,2.03e-07,1.55e-06,0.000588
1897,0.000292,2.21e-07,1.57e-06,0.000611
1898,0.000299,2.4000000000000003e-07,1.59e-06,0.000628
1899,0.000307,2.61e-07,1.62e-06,0.000639
1900,0.000315,2.81e-07,1.64e-06,0.000642
1901,0.000323,3.06e-07,1.66e-06,0.000638
1902,0.000332,3.35e-07,1.68e-06,0.000628
1903,0.000342,3.6900000000000004e-07,1.71e-06,0.0006129999999999999
1904,0.000352,4.06e-07,1.73e-06,0.000594
1905,0.00036199999999999996,4.44e-07,1.75e-06,0.000574
1906,0.000371,4.81e-07,1.77e-06,0.000554
1907,0.000378,5.17e-07,1.8e-06,0.000535
1908,0.000384,5.490000000000001e-07,1.82e-06,0.0005200000000000001
1909,0.000388,5.77e-07,1.84e-06,0.00051
1910,0.00039,5.99e-07,1.8699999999999999e-06,0.000506
1911,0.000389,6.16e-07,1.89e-06,0.000506
1912,0.00038500000000000003,6.3e-07,1.9200000000000003e-06,0.000507
1913,0.000379,6.43e-07,1.95e-06,0.000509
1914,0.000372,6.55e-07,1.9699999999999998e-06,0.000512
1915,0.000364,6.660000000000001e-07,2e-06,0.000515
1916,0.000356,6.769999999999999e-07,2.02e-06,0.000519
1917,0.00034899999999999997,6.88e-07,2.0500000000000003e-06,0.000523
1918,0.00034300000000000004,6.99e-07,2.08e-06,0.000528
1919,0.000339,7.119999999999999e-07,2.1099999999999997e-06,0.000533
1920,0.00033800000000000003,7.27e-07,2.13e-06,0.0005380000000000001
1921,0.00034,7.429999999999999e-07,2.16e-06,0.0005430000000000001
1922,0.00034399999999999996,7.6e-07,2.19e-06,0.0005510000000000001
1923,0.00035,7.77e-07,2.2200000000000003e-06,0.000559
1924,0.000358,7.960000000000001e-07,2.2499999999999996e-06,0.000569
1925,0.000366,8.149999999999999e-07,2.27e-06,0.00058
1926,0.000374,8.36e-07,2.3e-06,0.0005909999999999999
1927,0.000381,8.59e-07,2.33e-06,0.000602
1928,0.000388,8.83e-07,2.3600000000000003e-06,0.0006129999999999999
1929,0.00039200000000000004,9.09e-07,2.39e-06,0.000624
1930,0.00039400000000000004,9.380000000000001e-07,2.4199999999999997e-06,0.000634
1931,0.000395,9.72e-07,2.45e-06,0.0006450000000000001
1932,0.000395,1.01e-06,2.47e-06,0.000657
1933,0.00039600000000000003,1.06e-06,2.49e-06,0.00067
1934,0.00039600000000000003,1.1100000000000002e-06,2.52e-06,0.000683
1935,0.00039600000000000003,1.17e-06,2.5400000000000002e-06,0.0006969999999999999
1936,0.000397,1.2299999999999999e-06,2.57e-06,0.000709
1937,0.000397,1.28e-06,2.5899999999999998e-06,0.000719
1938,0.000397,1.34e-06,2.63e-06,0.000728
1939,0.000397,1.39e-06,2.66e-06,0.000733
1940,0.000397,1.4400000000000002e-06,2.7e-06,0.000735
1941,0.00039600000000000003,1.48e-06,2.7699999999999997e-06,0.000734
1942,0.00039200000000000004,1.52e-06,2.86e-06,0.000731
1943,0.000386,1.5599999999999999e-06,2.98e-06,0.000727
1944,0.000379,1.59e-06,3.1199999999999998e-06,0.000722
1945,0.000372,1.6299999999999999e-06,3.27e-06,0.000716
1946,0.000365,1.67e-06,3.41e-06,0.0007099999999999999
1947,0.000358,1.71e-06,3.56e-06,0.000705
1948,0.000352,1.75e-06,3.6900000000000002e-06,0.0007009999999999999
1949,0.000348,1.81e-06,3.8e-06,0.0006979999999999999
1950,0.000347,1.8699999999999999e-06,3.88e-06,0.0006969999999999999
1951,0.000347,1.9699999999999998e-06,3.95e-06,0.0007
1952,0.00034899999999999997,2.12e-06,4.0200000000000005e-06,0.000709
1953,0.00035099999999999997,2.31e-06,4.08e-06,0.000722
1954,0.00035299999999999996,2.52e-06,4.139999999999999e-06,0.0007379999999999999
1955,0.000356,2.74e-06,4.2e-06,0.000755
1956,0.000358,2.96e-06,4.25e-06,0.000772
1957,0.000361,3.15e-06,4.2900000000000004e-06,0.0007880000000000001
1958,0.000363,3.3e-06,4.33e-06,0.0008010000000000001
1959,0.000364,3.41e-06,4.35e-06,0.0008100000000000001
1960,0.000364,3.45e-06,4.35e-06,0.0008129999999999999
1961,0.000364,3.45e-06,4.35e-06,0.0008129999999999999
1962,0.000364,3.45e-06,4.35e-06,0.0008129999999999999
1963,0.000364,3.45e-06,4.35e-06,0.0008129999999999999
1964,0.000364,3.45e-06,4.35e-06,0.0008129999999999999
1965,0.000364,3.45e-06,4.35e-06,0.0008129999999999999
1966,0.000364,3.45e-06,4.35e-06,0.0008129999999999999
1967,0.000364,3.45e-06,4.35e-06,0.0008129999999999999
1968,0.000364,3.45e-06,4.35e-06,0.0008129999999999999
1969,0.000364,3.45e-06,4.35e-06,0.0008129999999999999
1970,0.000404,3.28e-06,4.26e-06,0.0008399999999999999
1971,0.000363,3.09e-06,4.5500000000000005e-06,0.00085
1972,0.000331,3.33e-06,4.62e-06,0.000859
1973,0.00029099999999999997,3.36e-06,4.71e-06,0.000888
1974,0.000266,3.24e-06,4.8e-06,0.000925
1975,0.000277,2.8800000000000004e-06,4.81e-06,0.000944
1976,0.000275,2.92e-06,4.890000000000001e-06,0.000954
1977,0.000272,2.61e-06,4.97e-06,0.0009609999999999999
1978,0.000253,2.5400000000000002e-06,5.0099999999999995e-06,0.000977
1979,0.000248,2.78e-06,5.07e-06,0.000999
1980,0.000242,2.38e-06,5.11e-06,0.00102
1981,0.00023899999999999998,2.2799999999999998e-06,5.1700000000000005e-06,0.00103
1982,0.00022600000000000002,1.9e-06,5.23e-06,0.0010400000000000001
1983,0.000216,1.78e-06,5.32e-06,0.0010500000000000002
1984,0.000215,2.04e-06,5.4e-06,0.00107
1985,0.000203,1.61e-06,5.4e-06,0.00106
1986,0.00019600000000000002,1.48e-06,5.4400000000000004e-06,0.00107
1987,0.000186,1.47e-06,5.39e-06,0.00102
1988,0.00016,1.6000000000000001e-06,5.31e-06,0.001
1989,0.000156,1.6000000000000001e-06,5.28e-06,0.000999
1990,0.000147,1.55e-06,5.22e-06,0.00101
1991,0.000135,1.52e-06,5.22e-06,0.000989
1992,0.000122,1.55e-06,5.22e-06,0.000972
1993,9.19e-05,1.48e-06,5.22e-06,0.000972
1994,7.14e-05,1.57e-06,5.22e-06,0.000978
1995,5.75e-05,1.59e-06,6.6899999999999995e-06,0.000982
1996,5.7e-05,1.5800000000000001e-06,6.94e-06,0.000983
1997,5.4800000000000004e-05,1.65e-06,2.5999999999999997e-06,0.000978
1998,5.23e-05,1.67e-06,5.03e-06,0.000972
1999,4.99e-05,1.72e-06,1.43e-05,0.0009739999999999999
2000,4.72e-05,1.74e-06,1.8599999999999998e-05,0.00103
2001,4.3299999999999995e-05,1.71e-06,1.45e-05,0.00103
2002,4.22e-05,1.71e-06,1.56e-05,0.00101
2003,4.26e-05,1.6999999999999998e-06,1.48e-05,0.000978
2004,4.2999999999999995e-05,1.59e-06,2.8400000000000003e-05,0.000972
2005,4.2000000000000004e-05,1.55e-06,3.39e-05,0.000962
2006,4.1099999999999996e-05,1.6000000000000001e-06,4.25e-05,0.000962
2007,3.99e-05,1.59e-06,3.9399999999999995e-05,0.000986
2008,3.76e-05,1.3600000000000001e-06,4.27e-05,0.000992
2009,3.3799999999999995e-05,1.2999999999999998e-06,9.839999999999999e-06,0.000989
2010,3.32e-05,1.43e-06,2.04e-05,0.000998
2011,3.2500000000000004e-05,1.37e-06,1.66e-05,0.000978
2012,3.36e-05,1.32e-06,2.2100000000000002e-05,0.000985
2013,3.36e-05,1.61e-06,2.11e-05,0.000993
2014,3.2500000000000004e-05,1.37e-06,2.36e-05,0.000989
2015,3.06e-05,1.38e-06,2.59e-05,0.001
2016,3.04e-05,1.31e-06,2.52e-05,0.000988
2017,2.95e-05,1.28e-06,2.66e-05,0.000988
2018,2.93e-05,1.26e-06,2.5600000000000002e-05,0.000988