year,IPC1,IPC2,IPC4,IPCMAG
1850,7.87e-05,1.04e-08,7.7e-05,0.000251
1851,7.89e-05,1.18e-08,7.79e-05,0.000251
1852,7.950000000000001e-05,1.33e-08,7.89e-05,0.000252
1853,8.03e-05,1.49e-08,7.99e-05,0.000252
1854,8.16e-05,1.6399999999999998e-08,8.08e-05,0.000253
1855,8.309999999999999e-05,1.8e-08,8.18e-05,0.000255
1856,8.5e-05,1.96e-08,8.269999999999999e-05,0.000256
1857,8.71e-05,2.11e-08,8.37e-05,0.000258
1858,8.96e-05,2.28e-08,8.46e-05,0.00026000000000000003
1859,9.23e-05,2.44e-08,8.56e-05,0.000262
1860,9.54e-05,2.5999999999999998e-08,8.649999999999999e-05,0.000265
1861,9.87e-05,2.77e-08,8.740000000000001e-05,0.000268
1862,0.000102,2.94e-08,8.82e-05,0.00027100000000000003
1863,0.000106,3.1099999999999994e-08,8.91e-05,0.00027400000000000005
1864,0.00011,3.2799999999999996e-08,8.989999999999999e-05,0.00027800000000000004
1865,0.000114,3.45e-08,9.080000000000001e-05,0.00028100000000000005
1866,0.00011899999999999999,3.62e-08,9.16e-05,0.000285
1867,0.000124,3.8e-08,9.25e-05,0.000289
1868,0.000129,3.9700000000000005e-08,9.34e-05,0.00029299999999999997
1869,0.000134,4.15e-08,9.429999999999999e-05,0.000298
1870,0.00013900000000000002,4.3300000000000004e-08,9.54e-05,0.000303
1871,0.000145,4.51e-08,9.65e-05,0.000307
1872,0.00015099999999999998,4.69e-08,9.76e-05,0.000312
1873,0.000156,4.87e-08,9.89e-05,0.000317
1874,0.000163,5.0599999999999996e-08,0.0001,0.000322
1875,0.00016900000000000002,5.24e-08,0.000102,0.000328
1876,0.000175,5.4299999999999997e-08,0.000103,0.000333
1877,0.000182,5.62e-08,0.000104,0.000339
1878,0.000188,5.8e-08,0.000106,0.000345
1879,0.000195,5.99e-08,0.000107,0.00035
1880,0.000202,6.18e-08,0.000108,0.000356
1881,0.00020899999999999998,6.370000000000001e-08,0.00011,0.00036199999999999996
1882,0.000216,6.57e-08,0.000111,0.000368
1883,0.000223,6.760000000000001e-08,0.000112,0.000375
1884,0.00023,6.95e-08,0.000114,0.000381
1885,0.000237,7.15e-08,0.000115,0.00038700000000000003
1886,0.000244,7.34e-08,0.000116,0.000393
1887,0.000252,7.54e-08,0.000118,0.0004
1888,0.000259,7.73e-08,0.00011899999999999999,0.000406
1889,0.00026700000000000004,7.93e-08,0.000121,0.00041299999999999996
1890,0.000279,1.24e-07,0.000123,0.00034899999999999997
1891,0.00028799999999999995,1.33e-07,0.000124,0.000399
1892,0.000298,1.43e-07,0.000126,0.00044500000000000003
1893,0.000308,1.56e-07,0.000128,0.00048699999999999997
1894,0.00031800000000000003,1.7000000000000001e-07,0.00013000000000000002,0.000526
1895,0.00032900000000000003,1.86e-07,0.000132,0.000559
1896,0.000339,2.03e-07,0.000134,0.000588
1897,0.00034899999999999997,2.21e-07,0.000136,0.000611
1898,0.000359,2.4000000000000003e-07,0.00013800000000000002,0.000628
1899,0.00037,2.61e-07,0.00014000000000000001,0.000639
1900,0.00038,2.81e-07,0.00014199999999999998,0.000642
1901,0.000391,3.06e-07,0.00014399999999999998,0.000638
1902,0.000404,3.35e-07,0.000145,0.000628
1903,0.000417,3.6900000000000004e-07,0.000147,0.0006129999999999999
1904,0.000431,4.06e-07,0.000149,0.000594
1905,0.000444,4.44e-07,0.00015099999999999998,0.000574
1906,0.000457,4.81e-07,0.000153,0.000554
1907,0.00046800000000000005,5.17e-07,0.000155,0.000535
1908,0.000477,5.490000000000001e-07,0.000157,0.0005200000000000001
1909,0.000484,5.77e-07,0.00015900000000000002,0.00051
1910,0.000488,5.99e-07,0.000162,0.000506
1911,0.000489,6.16e-07,0.000164,0.000506
1912,0.000486,6.3e-07,0.000166,0.000507
1913,0.000481,6.43e-07,0.00016800000000000002,0.000509
1914,0.000475,6.55e-07,0.00017,0.000512
1915,0.00046800000000000005,6.660000000000001e-07,0.00017299999999999998,0.000515
1916,0.000462,6.769999999999999e-07,0.000175,0.000519
1917,0.000455,6.88e-07,0.000177,0.000523
1918,0.000451,6.99e-07,0.00017999999999999998,0.000528
1919,0.000448,7.119999999999999e-07,0.000182,0.000533
1920,0.000449,7.27e-07,0.000184,0.0005380000000000001
1921,0.000453,7.429999999999999e-07,0.000187,0.0005430000000000001
1922,0.00046,7.6e-07,0.000189,0.0005510000000000001
1923,0.00047,7.77e-07,0.000192,0.000559
1924,0.000482,7.960000000000001e-07,0.000194,0.000569
1925,0.000494,8.149999999999999e-07,0.00019700000000000002,0.00058
1926,0.000506,8.36e-07,0.000199,0.0005909999999999999
1927,0.000517,8.59e-07,0.000202,0.000602
1928,0.000526,8.83e-07,0.000204,0.0006129999999999999
1929,0.000533,9.09e-07,0.000207,0.000624
1930,0.000535,9.380000000000001e-07,0.00020899999999999998,0.000634
1931,0.000536,9.72e-07,0.000211,0.0006450000000000001
1932,0.000536,1.01e-06,0.000214,0.000657
1933,0.000537,1.06e-06,0.000216,0.00067
1934,0.000537,1.1100000000000002e-06,0.00021799999999999999,0.000683
1935,0.000537,1.17e-06,0.00022,0.0006969999999999999
1936,0.0005380000000000001,1.2299999999999999e-06,0.000222,0.000709
1937,0.0005380000000000001,1.28e-06,0.000224,0.000719
1938,0.0005380000000000001,1.34e-06,0.00022700000000000002,0.000728
1939,0.0005380000000000001,1.39e-06,0.00023,0.000733
1940,0.000537,1.4400000000000002e-06,0.00023400000000000002,0.000735
1941,0.000535,1.48e-06,0.00023899999999999998,0.000734
1942,0.00053,1.52e-06,0.000248,0.000731
1943,0.000522,1.5599999999999999e-06,0.000258,0.000727
1944,0.000513,1.59e-06,0.00027,0.000722
1945,0.000503,1.6299999999999999e-06,0.00028199999999999997,0.000716
1946,0.000492,1.67e-06,0.00029499999999999996,0.0007099999999999999
1947,0.000483,1.71e-06,0.000307,0.000705
1948,0.000475,1.75e-06,0.000319,0.0007009999999999999
1949,0.00047,1.81e-06,0.000328,0.0006979999999999999
1950,0.00046800000000000005,1.8699999999999999e-06,0.000335,0.0006969999999999999
1951,0.00046899999999999996,1.9699999999999998e-06,0.00034100000000000005,0.0007
1952,0.00047099999999999996,2.12e-06,0.000347,0.000709
1953,0.000474,2.31e-06,0.00035299999999999996,0.000722
1954,0.000477,2.52e-06,0.000358,0.0007379999999999999
1955,0.00047999999999999996,2.74e-06,0.000363,0.000755
1956,0.000484,2.96e-06,0.000368,0.000772
1957,0.00048699999999999997,3.15e-06,0.000371,0.0007880000000000001
1958,0.00049,3.3e-06,0.000374,0.0008010000000000001
1959,0.000492,3.41e-06,0.000376,0.0008100000000000001
1960,0.000492,3.45e-06,0.000376,0.0008129999999999999
1961,0.000492,3.45e-06,0.000376,0.0008129999999999999
1962,0.000492,3.45e-06,0.000376,0.0008129999999999999
1963,0.000492,3.45e-06,0.000376,0.0008129999999999999
1964,0.000492,3.45e-06,0.000376,0.0008129999999999999
1965,0.000492,3.45e-06,0.000376,0.0008129999999999999
1966,0.000492,3.45e-06,0.000376,0.0008129999999999999
1967,0.000492,3.45e-06,0.000376,0.0008129999999999999
1968,0.000492,3.45e-06,0.000376,0.0008129999999999999
1969,0.000496,3.45e-06,0.000381,0.0008129999999999999
1970,0.000533,3.28e-06,0.000378,0.0008399999999999999
1971,0.000481,3.09e-06,0.00040300000000000004,0.00085
1972,0.000444,3.33e-06,0.00040899999999999997,0.000859
1973,0.00040500000000000003,3.36e-06,0.000417,0.000888
1974,0.000373,3.24e-06,0.000425,0.000925
1975,0.000381,2.8800000000000004e-06,0.000426,0.000944
1976,0.000378,2.92e-06,0.000433,0.000954
1977,0.000374,2.61e-06,0.00044,0.0009609999999999999
1978,0.000357,2.5400000000000002e-06,0.000444,0.000977
1979,0.00035099999999999997,2.78e-06,0.000449,0.000999
1980,0.000337,2.38e-06,0.000453,0.00102
1981,0.000332,2.2799999999999998e-06,0.000458,0.00103
1982,0.00031800000000000003,1.9e-06,0.000464,0.0010400000000000001
1983,0.000314,1.78e-06,0.000472,0.0010500000000000002
1984,0.000314,2.04e-06,0.00047799999999999996,0.00107
1985,0.000307,1.61e-06,0.00047799999999999996,0.00106
1986,0.000298,1.48e-06,0.000482,0.00107
1987,0.00028799999999999995,1.47e-06,0.000477,0.00102
1988,0.000255,1.6000000000000001e-06,0.00047,0.001
1989,0.00025,1.6000000000000001e-06,0.00046800000000000005,0.000999
1990,0.000242,1.55e-06,0.000462,0.00101
1991,0.000251,1.52e-06,0.000439,0.000989
1992,0.000243,1.55e-06,0.00046100000000000004,0.000972
1993,0.000225,1.48e-06,0.000444,0.000972
1994,0.000205,1.57e-06,0.000431,0.000978
1995,0.000199,1.59e-06,0.000429,0.000982
1996,0.0002,1.5800000000000001e-06,0.000422,0.000983
1997,0.000188,1.65e-06,0.00041999999999999996,0.000978
1998,0.000183,1.67e-06,0.000416,0.000972
1999,0.000177,1.72e-06,0.000412,0.0009739999999999999
2000,0.00017299999999999998,1.74e-06,0.00041299999999999996,0.00103
2001,0.00017299999999999998,1.71e-06,0.000408,0.00103
2002,0.000166,1.71e-06,0.00041,0.00101
2003,0.00017199999999999998,1.6999999999999998e-06,0.00040699999999999997,0.000978
2004,0.000171,1.59e-06,0.000406,0.000972
2005,0.00016800000000000002,1.55e-06,0.00040100000000000004,0.000962
2006,0.000162,1.6000000000000001e-06,0.00039400000000000004,0.000962
2007,0.00016,1.59e-06,0.00039200000000000004,0.000986
2008,0.000162,1.3600000000000001e-06,0.000391,0.000992
2009,0.00016,1.2999999999999998e-06,0.000377,0.000989
2010,0.000165,1.43e-06,0.000384,0.000998
2011,0.00015099999999999998,1.37e-06,0.00038,0.000978
2012,0.000158,1.32e-06,0.000379,0.000985
2013,0.000165,1.61e-06,0.000372,0.000993
2014,0.000156,1.37e-06,0.000364,0.000989
2015,0.00016,1.38e-06,0.00036199999999999996,0.001
2016,0.00015900000000000002,1.31e-06,0.000352,0.000988
2017,0.000157,1.28e-06,0.000372,0.000988
2018,0.00015900000000000002,1.26e-06,0.000358,0.000988