year,IPC1,IPC2,IPC4,IPCMAG
1850,9.87e-05,3.33e-05,1.74e-07,1.04e-08
1851,0.000104,3.51e-05,1.84e-07,1.1e-08
1852,0.00011,3.69e-05,1.94e-07,1.1600000000000001e-08
1853,0.000116,3.9e-05,2.04e-07,1.22e-08
1854,0.000122,4.1099999999999996e-05,2.15e-07,1.29e-08
1855,0.000129,4.34e-05,2.2699999999999998e-07,1.3600000000000001e-08
1856,0.000136,4.57e-05,2.4000000000000003e-07,1.43e-08
1857,0.00014299999999999998,4.82e-05,2.53e-07,1.51e-08
1858,0.00015,5.0799999999999995e-05,2.66e-07,1.59e-08
1859,0.000158,5.3400000000000004e-05,2.7999999999999997e-07,1.67e-08
1860,0.000166,5.6099999999999995e-05,2.94e-07,1.7600000000000002e-08
1861,0.000175,5.89e-05,3.09e-07,1.84e-08
1862,0.000183,6.19e-05,3.24e-07,1.9400000000000002e-08
1863,0.000193,6.500000000000001e-05,3.41e-07,2.03e-08
1864,0.000202,6.819999999999999e-05,3.57e-07,2.13e-08
1865,0.000212,7.159999999999999e-05,3.75e-07,2.24e-08
1866,0.000223,7.51e-05,3.94e-07,2.35e-08
1867,0.00023400000000000002,7.879999999999999e-05,4.13e-07,2.47e-08
1868,0.000245,8.269999999999999e-05,4.33e-07,2.59e-08
1869,0.000257,8.669999999999999e-05,4.5399999999999996e-07,2.71e-08
1870,0.00026900000000000003,9.080000000000001e-05,4.7600000000000003e-07,2.84e-08
1871,0.00028199999999999997,9.520000000000001e-05,4.99e-07,2.98e-08
1872,0.000296,9.99e-05,5.240000000000001e-07,3.13e-08
1873,0.000311,0.00010499999999999999,5.5e-07,3.2799999999999996e-08
1874,0.00032700000000000003,0.00011,5.77e-07,3.45e-08
1875,0.00034300000000000004,0.000116,6.06e-07,3.62e-08
1876,0.00035999999999999997,0.000121,6.359999999999999e-07,3.79e-08
1877,0.000377,0.000127,6.660000000000001e-07,3.98e-08
1878,0.000395,0.000133,6.98e-07,4.16e-08
1879,0.00041299999999999996,0.00013900000000000002,7.3e-07,4.36e-08
1880,0.000431,0.000146,7.63e-07,4.5500000000000004e-08
1881,0.00045,0.000152,7.960000000000001e-07,4.75e-08
1882,0.00047,0.000158,8.3e-07,4.96e-08
1883,0.00049,0.000165,8.66e-07,5.1700000000000006e-08
1884,0.00051,0.00017199999999999998,9.02e-07,5.38e-08
1885,0.000532,0.000179,9.4e-07,5.61e-08
1886,0.000554,0.000187,9.79e-07,5.84e-08
1887,0.0005769999999999999,0.000194,1.02e-06,6.08e-08
1888,0.0006,0.000203,1.06e-06,6.329999999999999e-08
1889,0.000625,0.000211,1.1e-06,6.59e-08
1890,0.000683,0.000208,1.2099999999999998e-06,7.2e-08
1891,0.000708,0.000208,1.25e-06,7.47e-08
1892,0.000735,0.000208,1.2999999999999998e-06,7.75e-08
1893,0.000763,0.000208,1.35e-06,8.06e-08
1894,0.000794,0.000208,1.4e-06,8.380000000000001e-08
1895,0.0008269999999999999,0.000208,1.46e-06,8.72e-08
1896,0.000861,0.000208,1.52e-06,9.079999999999999e-08
1897,0.000896,0.000208,1.5800000000000001e-06,9.46e-08
1898,0.000933,0.000208,1.65e-06,9.85e-08
1899,0.000971,0.000208,1.72e-06,1.02e-07
1900,0.00101,0.000208,1.79e-06,1.07e-07
1901,0.0010500000000000002,0.000208,1.8600000000000002e-06,1.11e-07
1902,0.0011,0.000208,1.95e-06,1.17e-07
1903,0.00116,0.000208,2.0500000000000003e-06,1.22e-07
1904,0.00122,0.000208,2.15e-06,1.2799999999999998e-07
1905,0.00128,0.000208,2.2499999999999996e-06,1.35e-07
1906,0.00133,0.000208,2.3600000000000003e-06,1.41e-07
1907,0.00139,0.000208,2.45e-06,1.46e-07
1908,0.0014399999999999999,0.000208,2.5400000000000002e-06,1.52e-07
1909,0.00148,0.00020899999999999998,2.62e-06,1.56e-07
1910,0.00152,0.00020899999999999998,2.68e-06,1.6e-07
1911,0.00155,0.000214,2.74e-06,1.6300000000000002e-07
1912,0.00157,0.00022700000000000002,2.78e-06,1.66e-07
1913,0.0016,0.000249,2.82e-06,1.69e-07
1914,0.0016200000000000001,0.00027600000000000004,2.86e-06,1.71e-07
1915,0.00164,0.000309,2.8999999999999998e-06,1.73e-07
1916,0.00166,0.00034599999999999995,2.93e-06,1.75e-07
1917,0.0016799999999999999,0.000386,2.97e-06,1.7699999999999998e-07
1918,0.0017,0.000428,3e-06,1.7899999999999997e-07
1919,0.00172,0.00047,3.04e-06,1.8200000000000002e-07
1920,0.00175,0.000513,3.09e-06,1.84e-07
1921,0.00177,0.0005570000000000001,3.13e-06,1.87e-07
1922,0.0018,0.000607,3.18e-06,1.9e-07
1923,0.00182,0.000661,3.23e-06,1.93e-07
1924,0.00185,0.000721,3.27e-06,1.9499999999999999e-07
1925,0.00188,0.000786,3.32e-06,1.98e-07
1926,0.00191,0.000855,3.3800000000000002e-06,2.01e-07
1927,0.0019399999999999999,0.000929,3.4299999999999998e-06,2.05e-07
1928,0.00198,0.00101,3.5e-06,2.09e-07
1929,0.00202,0.00109,3.5699999999999997e-06,2.13e-07
1930,0.00207,0.0011799999999999998,3.66e-06,2.1800000000000002e-07
1931,0.00213,0.00127,3.77e-06,2.25e-07
1932,0.00221,0.00136,3.910000000000001e-06,2.33e-07
1933,0.00231,0.00146,4.08e-06,2.43e-07
1934,0.0024100000000000002,0.00157,4.270000000000001e-06,2.55e-07
1935,0.0025299999999999997,0.0016899999999999999,4.4799999999999995e-06,2.67e-07
1936,0.00266,0.00182,4.71e-06,2.81e-07
1937,0.0028,0.00196,4.95e-06,2.9500000000000003e-07
1938,0.00294,0.00213,5.19e-06,3.1e-07
1939,0.0030800000000000003,0.00231,5.4400000000000004e-06,3.24e-07
1940,0.00321,0.0025099999999999996,5.68e-06,3.39e-07
1941,0.00335,0.00278,5.92e-06,3.53e-07
1942,0.00349,0.00314,6.1599999999999995e-06,3.68e-07
1943,0.00363,0.00359,6.42e-06,3.83e-07
1944,0.00378,0.00411,6.68e-06,3.99e-07
1945,0.00393,0.00468,6.9499999999999995e-06,4.15e-07
1946,0.0040999999999999995,0.0053,7.24e-06,4.32e-07
1947,0.0042699999999999995,0.00595,7.5500000000000006e-06,4.51e-07
1948,0.00445,0.00661,7.870000000000001e-06,4.7e-07
1949,0.0663,0.00728,0.00011700000000000001,6.99e-06
1950,0.0978,0.00793,0.00017299999999999998,1.03e-05
1951,0.0601,0.00858,0.000106,6.34e-06
1952,0.0728,0.00925,0.000129,7.680000000000001e-06
1953,0.0809,0.00994,0.00014299999999999998,8.53e-06
1954,0.09540000000000001,0.0107,0.00016900000000000002,1.01e-05
1955,0.101,0.0114,0.000179,1.07e-05
1956,0.117,0.012199999999999999,0.000206,1.23e-05
1957,0.128,0.013,0.000225,1.35e-05
1958,0.113,0.013900000000000001,0.000199,1.1900000000000001e-05
1959,0.0975,0.0149,0.00017199999999999998,1.03e-05
1960,0.248,0.0159,0.000438,2.61e-05
1961,0.24,0.017,0.000424,2.53e-05
1962,0.285,0.0181,0.000504,3.01e-05
1963,0.36,0.0193,0.0006360000000000001,3.8e-05
1964,0.36,0.0206,0.0006360000000000001,3.8e-05
1965,0.405,0.022,0.000716,4.27e-05
1966,0.39,0.0235,0.0006889999999999999,4.1099999999999996e-05
1967,0.458,0.0252,0.000809,4.83e-05
1968,0.405,0.027100000000000003,0.000716,4.27e-05
1969,0.33,0.0291,0.000583,3.48e-05
1970,0.413,0.0281,0.000923,0.000638
1971,0.465,0.0289,0.000923,0.000638
1972,0.503,0.0298,0.000963,0.0006590000000000001
1973,0.503,0.0525,0.001,0.00106
1974,0.578,0.0533,0.0010500000000000002,0.000635
1975,0.645,0.0574,0.00109,0.000357
1976,0.645,0.0574,0.00114,0.000984
1977,0.81,0.0509,0.0011899999999999999,0.00176
1978,0.773,0.0511,0.00125,0.00127
1979,0.848,0.0484,0.0013,0.0016699999999999998
1980,0.78,0.045399999999999996,0.00136,0.0016899999999999999
1981,0.788,0.0465,0.0014299999999999998,0.00102
1982,0.72,0.0505,0.00149,0.00149
1983,0.833,0.047700000000000006,0.00157,0.000924
1984,0.87,0.048299999999999996,0.00164,0.00547
1985,0.81,0.0493,0.00171,0.00316
1986,0.758,0.0498,0.0017800000000000001,0.0023599999999999997
1987,0.713,0.0522,0.00185,0.00257
1988,0.765,0.0519,0.00191,0.00265
1989,0.833,0.054200000000000005,0.00198,0.00264
1990,0.84,0.0549,0.0020499999999999997,0.00264
1991,0.87,0.0564,0.00214,0.00294
1992,0.885,0.0571,0.0022299999999999998,0.0033399999999999997
1993,0.908,0.0583,0.00233,0.00366
1994,0.93,0.0565,0.00244,0.00368
1995,0.945,0.0579,0.0025499999999999997,0.00372
1996,0.95,0.0592,0.00266,0.00375
1997,0.983,0.0668,0.00278,0.00835
1998,1.45,0.0631,0.0029100000000000003,0.00561
1999,1.49,0.056600000000000004,0.0030600000000000002,0.00601
2000,1.52,0.0582,0.00337,0.00438
2001,1.62,0.0599,0.0035600000000000002,0.0048
2002,1.74,0.061700000000000005,0.00376,0.00483
2003,1.82,0.0636,0.0039700000000000004,0.004889999999999999
2004,1.98,0.0655,0.004200000000000001,0.004900000000000001
2005,2.11,0.0675,0.00444,0.00592
2006,2.3,0.0694,0.0047,0.00623
2007,2.55,0.0713,0.00498,0.00218
2008,2.8,0.0733,0.0052699999999999995,0.00244
2009,2.16,0.0735,0.00557,0.00281
2010,2.68,0.07379999999999999,0.00588,0.00411
2011,2.9,0.074,0.00619,0.0015400000000000001
2012,2.76,0.0742,0.00652,0.00035299999999999996
2013,2.85,0.0747,0.006849999999999999,0.00166
2014,3.92,0.07490000000000001,0.0072,0.00136
2015,3.93,0.079,0.00756,0.00106
2016,4.09,0.139,0.0079,0.000759
2017,4.45,0.169,0.00825,0.00045900000000000004
2018,4.68,0.168,0.00862,0.000158