year,IPC1,IPC2,IPC4,IPCMAG
1850,0.000201,0.000127,2.28e-08,4.06e-08
1851,0.000212,0.000133,2.4e-08,4.28e-08
1852,0.000223,0.00014000000000000001,2.5299999999999998e-08,4.51e-08
1853,0.000236,0.000148,2.6699999999999998e-08,4.7599999999999996e-08
1854,0.000249,0.000156,2.81e-08,5.02e-08
1855,0.000262,0.000165,2.97e-08,5.29e-08
1856,0.000277,0.000174,3.13e-08,5.5800000000000003e-08
1857,0.00029099999999999997,0.000183,3.3000000000000004e-08,5.88e-08
1858,0.000307,0.000193,3.4700000000000006e-08,6.19e-08
1859,0.000323,0.000203,3.6600000000000003e-08,6.52e-08
1860,0.000339,0.000213,3.84e-08,6.85e-08
1861,0.000356,0.000224,4.03e-08,7.19e-08
1862,0.000374,0.000235,4.24e-08,7.550000000000001e-08
1863,0.000393,0.000247,4.4499999999999995e-08,7.93e-08
1864,0.00041299999999999996,0.000259,4.6699999999999995e-08,8.330000000000001e-08
1865,0.000433,0.000272,4.8999999999999995e-08,8.74e-08
1866,0.00045400000000000003,0.000285,5.1400000000000004e-08,9.170000000000001e-08
1867,0.000477,0.0003,5.4e-08,9.619999999999999e-08
1868,0.0005,0.000314,5.66e-08,1.01e-07
1869,0.000524,0.00032900000000000003,5.9299999999999995e-08,1.06e-07
1870,0.000549,0.000345,6.219999999999999e-08,1.11e-07
1871,0.0005759999999999999,0.00036199999999999996,6.52e-08,1.16e-07
1872,0.0006039999999999999,0.00038,6.839999999999999e-08,1.22e-07
1873,0.000634,0.000399,7.18e-08,1.2799999999999998e-07
1874,0.000666,0.000419,7.54e-08,1.34e-07
1875,0.000699,0.000439,7.92e-08,1.41e-07
1876,0.000733,0.00046100000000000004,8.3e-08,1.48e-07
1877,0.000769,0.000483,8.7e-08,1.55e-07
1878,0.000805,0.000506,9.12e-08,1.62e-07
1879,0.000842,0.0005290000000000001,9.540000000000001e-08,1.7000000000000001e-07
1880,0.00088,0.000553,9.959999999999999e-08,1.7799999999999998e-07
1881,0.0009180000000000001,0.0005769999999999999,1.0399999999999999e-07,1.85e-07
1882,0.000958,0.000602,1.08e-07,1.93e-07
1883,0.000999,0.000628,1.1299999999999999e-07,2.02e-07
1884,0.0010400000000000001,0.0006540000000000001,1.18e-07,2.1e-07
1885,0.00108,0.0006810000000000001,1.23e-07,2.1900000000000002e-07
1886,0.00113,0.0007099999999999999,1.2799999999999998e-07,2.28e-07
1887,0.0011799999999999998,0.000739,1.33e-07,2.37e-07
1888,0.00122,0.000769,1.39e-07,2.47e-07
1889,0.00127,0.0008010000000000001,1.44e-07,2.5700000000000004e-07
1890,0.00139,0.000789,1.5799999999999999e-07,2.81e-07
1891,0.0014399999999999999,0.000789,1.6300000000000002e-07,2.9100000000000005e-07
1892,0.0015,0.000789,1.7000000000000001e-07,3.0200000000000003e-07
1893,0.00156,0.000789,1.76e-07,3.14e-07
1894,0.0016200000000000001,0.000789,1.83e-07,3.27e-07
1895,0.0016899999999999999,0.000789,1.91e-07,3.4000000000000003e-07
1896,0.00176,0.000789,1.9900000000000002e-07,3.5399999999999997e-07
1897,0.00183,0.000789,2.07e-07,3.6900000000000004e-07
1898,0.0019,0.000789,2.16e-07,3.84e-07
1899,0.00198,0.000789,2.24e-07,4.0000000000000003e-07
1900,0.00206,0.000789,2.33e-07,4.1599999999999997e-07
1901,0.00215,0.000789,2.44e-07,4.34e-07
1902,0.00225,0.000789,2.55e-07,4.55e-07
1903,0.0023599999999999997,0.000789,2.68e-07,4.769999999999999e-07
1904,0.00248,0.00079,2.81e-07,5.01e-07
1905,0.0026,0.00079,2.9500000000000003e-07,5.25e-07
1906,0.00272,0.00079,3.08e-07,5.490000000000001e-07
1907,0.00283,0.000791,3.21e-07,5.71e-07
1908,0.0029300000000000003,0.0007920000000000001,3.32e-07,5.92e-07
1909,0.00302,0.0007930000000000001,3.42e-07,6.1e-07
1910,0.0031,0.000794,3.51e-07,6.25e-07
1911,0.00316,0.000812,3.5799999999999995e-07,6.37e-07
1912,0.00321,0.000864,3.6400000000000003e-07,6.48e-07
1913,0.00326,0.000945,3.6900000000000004e-07,6.58e-07
1914,0.0033,0.0010500000000000002,3.74e-07,6.669999999999999e-07
1915,0.0033399999999999997,0.00117,3.79e-07,6.75e-07
1916,0.0033799999999999998,0.00131,3.83e-07,6.83e-07
1917,0.00342,0.00147,3.88e-07,6.91e-07
1918,0.00347,0.00163,3.9199999999999996e-07,7e-07
1919,0.0035099999999999997,0.0017900000000000001,3.9800000000000004e-07,7.09e-07
1920,0.0035600000000000002,0.00195,4.04e-07,7.19e-07
1921,0.00362,0.00212,4.1e-07,7.3e-07
1922,0.00367,0.0023,4.15e-07,7.41e-07
1923,0.00372,0.0025099999999999996,4.2099999999999997e-07,7.51e-07
1924,0.00378,0.0027400000000000002,4.27e-07,7.62e-07
1925,0.00383,0.00299,4.34e-07,7.739999999999999e-07
1926,0.0038900000000000002,0.00325,4.41e-07,7.86e-07
1927,0.00396,0.0035299999999999997,4.49e-07,8.000000000000001e-07
1928,0.00404,0.00383,4.57e-07,8.149999999999999e-07
1929,0.00413,0.00414,4.6700000000000004e-07,8.33e-07
1930,0.00422,0.00447,4.78e-07,8.52e-07
1931,0.00435,0.00481,4.92e-07,8.769999999999999e-07
1932,0.00451,0.00517,5.1e-07,9.1e-07
1933,0.0047,0.00555,5.32e-07,9.489999999999999e-07
1934,0.0049299999999999995,0.00596,5.58e-07,9.940000000000001e-07
1935,0.00517,0.00641,5.85e-07,1.04e-06
1936,0.00543,0.00691,6.149999999999999e-07,1.1e-06
1937,0.00571,0.00746,6.459999999999999e-07,1.15e-06
1938,0.0059900000000000005,0.00808,6.78e-07,1.2099999999999998e-06
1939,0.0062699999999999995,0.00877,7.1e-07,1.2700000000000001e-06
1940,0.006549999999999999,0.00954,7.420000000000001e-07,1.32e-06
1941,0.00683,0.0106,7.73e-07,1.38e-06
1942,0.00711,0.0119,8.05e-07,1.4400000000000002e-06
1943,0.0074,0.0136,8.38e-07,1.49e-06
1944,0.0077,0.0156,8.720000000000001e-07,1.5599999999999999e-06
1945,0.00802,0.0178,9.079999999999999e-07,1.62e-06
1946,0.00836,0.0201,9.46e-07,1.6900000000000001e-06
1947,0.00871,0.022600000000000002,9.86e-07,1.76e-06
1948,0.009089999999999999,0.0251,1.03e-06,1.83e-06
1949,0.0251,0.027600000000000003,2.8500000000000002e-06,5.07e-06
1950,0.0257,0.030100000000000002,2.9099999999999997e-06,5.1799999999999995e-06
1951,0.0257,0.032600000000000004,2.9099999999999997e-06,5.1799999999999995e-06
1952,0.044,0.0351,4.98e-06,8.880000000000001e-06
1953,0.0293,0.0378,3.32e-06,5.92e-06
1954,0.033,0.0405,3.7399999999999998e-06,6.66e-06
1955,0.040299999999999996,0.0433,4.57e-06,8.14e-06
1956,0.040299999999999996,0.046299999999999994,4.57e-06,8.14e-06
1957,0.047700000000000006,0.0495,5.4e-06,9.62e-06
1958,0.047700000000000006,0.052899999999999996,5.4e-06,9.62e-06
1959,0.055,0.0565,6.2300000000000005e-06,1.11e-05
1960,0.066,0.060399999999999995,7.4700000000000005e-06,1.33e-05
1961,0.0917,0.0644,1.0399999999999999e-05,1.85e-05
1962,0.088,0.0687,9.96e-06,1.78e-05
1963,0.106,0.0733,1.2e-05,2.1499999999999997e-05
1964,0.132,0.0782,1.49e-05,2.66e-05
1965,0.132,0.0835,1.49e-05,2.66e-05
1966,0.18,0.08929999999999999,2.03e-05,3.63e-05
1967,0.198,0.09570000000000001,2.24e-05,4e-05
1968,0.194,0.103,2.2e-05,3.92e-05
1969,0.242,0.111,2.7400000000000002e-05,4.88e-05
1970,0.275,0.119,2.7199999999999997e-05,4.25e-05
1971,0.315,0.131,2.7199999999999997e-05,4.25e-05
1972,0.341,0.2,2.8400000000000003e-05,6.379999999999999e-05
1973,0.345,0.21,2.95e-05,6.379999999999999e-05
1974,0.312,0.228,3.07e-05,0.00016900000000000002
1975,0.312,0.257,3.18e-05,0.000179
1976,0.323,0.278,3.3e-05,0.00019700000000000002
1977,0.462,0.307,3.4200000000000005e-05,8.92e-05
1978,0.356,0.341,3.5499999999999996e-05,0.000185
1979,1.38,0.382,3.7e-05,0.000393
1980,0.568,0.425,3.86e-05,0.00022700000000000002
1981,0.484,0.444,4.05e-05,0.00020899999999999998
1982,0.594,0.443,4.26e-05,0.00026700000000000004
1983,0.429,0.421,4.49e-05,0.000326
1984,0.488,0.458,4.7300000000000005e-05,0.0007009999999999999
1985,0.407,0.518,4.98e-05,0.00115
1986,0.535,0.569,5.22e-05,0.0011799999999999998
1987,0.583,0.615,5.47e-05,0.00114
1988,0.605,0.652,5.73e-05,0.00147
1989,0.642,0.703,5.98e-05,0.0020499999999999997
1990,0.576,0.725,6.23e-05,0.00147
1991,0.649,0.742,6.48e-05,0.00147
1992,0.66,0.76,6.73e-05,0.00182
1993,0.689,0.564,6.99e-05,0.00152
1994,0.689,0.756,7.26e-05,0.0015300000000000001
1995,0.777,0.827,7.56e-05,0.00186
1996,0.854,0.809,7.89e-05,0.0025
1997,0.777,0.388,8.24e-05,0.0019299999999999999
1998,0.917,0.754,8.63e-05,0.00231
1999,1.24,1.01,9.02e-05,0.003
2000,1.01,0.725,9.42e-05,0.0030299999999999997
2001,0.763,0.811,9.82e-05,0.0030800000000000003
2002,0.832,0.914,0.000102,0.00242
2003,1.06,1.17,0.000106,0.00244
2004,0.997,1.19,0.000111,0.0024500000000000004
2005,0.939,1.23,0.000121,0.00296
2006,0.821,1.14,0.000126,0.00312
2007,0.913,1.07,0.000131,0.00109
2008,1.05,0.949,0.000136,0.00122
2009,2.2,1.03,0.00014199999999999998,0.00141
2010,2.05,1.05,0.000147,0.0020499999999999997
2011,1.88,1.13,0.000153,0.000771
2012,1.69,1.12,0.00016,0.000176
2013,1.76,0.994,0.000166,0.00016900000000000002
2014,1.77,0.964,0.00017299999999999998,0.000211
2015,2.08,1.35,0.00017999999999999998,0.000175
2016,2.16,1.36,0.000186,0.0
2017,2.35,1.37,0.000193,0.0
2018,2.47,1.38,0.0002,0.0