year,IPC1,IPC2,IPC4,IPCMAG
1850,0.008919999999999999,7.25e-06,1.57e-05,3.67e-06
1851,0.0094,7.63e-06,1.65e-05,3.86e-06
1852,0.0099,8.040000000000001e-06,1.74e-05,4.07e-06
1853,0.0104,8.48e-06,1.84e-05,4.3e-06
1854,0.011,8.949999999999999e-06,1.94e-05,4.53e-06
1855,0.0116,9.440000000000001e-06,2.04e-05,4.78e-06
1856,0.0123,9.950000000000001e-06,2.1499999999999997e-05,5.04e-06
1857,0.0129,1.0500000000000001e-05,2.2700000000000003e-05,5.31e-06
1858,0.0136,1.1e-05,2.39e-05,5.590000000000001e-06
1859,0.0143,1.1599999999999999e-05,2.52e-05,5.88e-06
1860,0.015,1.22e-05,2.64e-05,6.18e-06
1861,0.0158,1.2800000000000001e-05,2.7799999999999998e-05,6.5e-06
1862,0.0166,1.35e-05,2.92e-05,6.82e-06
1863,0.0174,1.41e-05,3.06e-05,7.16e-06
1864,0.0183,1.48e-05,3.2099999999999994e-05,7.52e-06
1865,0.0192,1.56e-05,3.37e-05,7.889999999999999e-06
1866,0.0201,1.6400000000000002e-05,3.54e-05,8.279999999999999e-06
1867,0.0211,1.72e-05,3.71e-05,8.69e-06
1868,0.0222,1.7999999999999997e-05,3.89e-05,9.110000000000001e-06
1869,0.0232,1.89e-05,4.08e-05,9.55e-06
1870,0.024300000000000002,1.98e-05,4.28e-05,1e-05
1871,0.0255,2.07e-05,4.49e-05,1.0500000000000001e-05
1872,0.0268,2.18e-05,4.71e-05,1.1e-05
1873,0.0281,2.2800000000000002e-05,4.94e-05,1.1599999999999999e-05
1874,0.0295,2.4e-05,5.19e-05,1.21e-05
1875,0.031,2.52e-05,5.4499999999999997e-05,1.2699999999999999e-05
1876,0.0325,2.64e-05,5.71e-05,1.34e-05
1877,0.0341,2.77e-05,5.99e-05,1.4e-05
1878,0.0357,2.9e-05,6.27e-05,1.47e-05
1879,0.0373,3.03e-05,6.560000000000001e-05,1.54e-05
1880,0.039,3.17e-05,6.86e-05,1.6e-05
1881,0.0407,3.31e-05,7.159999999999999e-05,1.67e-05
1882,0.0425,3.4500000000000005e-05,7.46e-05,1.7500000000000002e-05
1883,0.0443,3.5999999999999994e-05,7.78e-05,1.8200000000000002e-05
1884,0.0461,3.75e-05,8.11e-05,1.9e-05
1885,0.048100000000000004,3.9e-05,8.450000000000001e-05,1.98e-05
1886,0.0501,4.07e-05,8.8e-05,2.06e-05
1887,0.0521,4.23e-05,9.16e-05,2.14e-05
1888,0.054299999999999994,4.41e-05,9.54e-05,2.23e-05
1889,0.0565,4.5900000000000004e-05,9.93e-05,2.3199999999999998e-05
1890,0.061700000000000005,4.5199999999999994e-05,0.00010899999999999999,2.5399999999999997e-05
1891,0.064,4.5199999999999994e-05,0.000112,2.63e-05
1892,0.0664,4.5199999999999994e-05,0.00011700000000000001,2.7300000000000003e-05
1893,0.069,4.5199999999999994e-05,0.000121,2.8400000000000003e-05
1894,0.0718,4.5199999999999994e-05,0.000126,2.95e-05
1895,0.0747,4.5199999999999994e-05,0.000131,3.07e-05
1896,0.0778,4.5199999999999994e-05,0.00013700000000000002,3.2e-05
1897,0.081,4.5199999999999994e-05,0.00014199999999999998,3.33e-05
1898,0.0844,4.5199999999999994e-05,0.000148,3.47e-05
1899,0.0878,4.5199999999999994e-05,0.000154,3.61e-05
1900,0.09140000000000001,4.5199999999999994e-05,0.000161,3.76e-05
1901,0.0953,4.5199999999999994e-05,0.00016800000000000002,3.92e-05
1902,0.0999,4.5199999999999994e-05,0.000176,4.1099999999999996e-05
1903,0.105,4.5199999999999994e-05,0.000184,4.31e-05
1904,0.11,4.5199999999999994e-05,0.000193,4.5199999999999994e-05
1905,0.115,4.53e-05,0.000203,4.74e-05
1906,0.121,4.53e-05,0.000212,4.96e-05
1907,0.125,4.53e-05,0.000221,5.16e-05
1908,0.13,4.5400000000000006e-05,0.000229,5.35e-05
1909,0.134,4.5400000000000006e-05,0.000236,5.5100000000000004e-05
1910,0.137,4.55e-05,0.000241,5.6500000000000005e-05
1911,0.14,4.65e-05,0.000246,5.76e-05
1912,0.142,4.9500000000000004e-05,0.00025,5.8500000000000006e-05
1913,0.144,5.41e-05,0.000254,5.94e-05
1914,0.146,6.0100000000000004e-05,0.000257,6.02e-05
1915,0.148,6.72e-05,0.00026000000000000003,6.09e-05
1916,0.15,7.53e-05,0.000264,6.17e-05
1917,0.152,8.400000000000001e-05,0.00026700000000000004,6.24e-05
1918,0.154,9.31e-05,0.00027,6.32e-05
1919,0.156,0.000102,0.00027400000000000005,6.4e-05
1920,0.158,0.000112,0.00027800000000000004,6.500000000000001e-05
1921,0.16,0.000121,0.00028199999999999997,6.59e-05
1922,0.163,0.000132,0.00028599999999999996,6.69e-05
1923,0.165,0.00014399999999999998,0.00029,6.78e-05
1924,0.167,0.000157,0.000294,6.88e-05
1925,0.17,0.000171,0.000299,6.99e-05
1926,0.173,0.000186,0.000303,7.099999999999999e-05
1927,0.176,0.000202,0.000309,7.22e-05
1928,0.179,0.000219,0.000315,7.36e-05
1929,0.183,0.000237,0.000321,7.52e-05
1930,0.187,0.000256,0.00032900000000000003,7.7e-05
1931,0.193,0.00027600000000000004,0.000339,7.92e-05
1932,0.2,0.000296,0.00035099999999999997,8.219999999999999e-05
1933,0.208,0.00031800000000000003,0.000366,8.57e-05
1934,0.218,0.00034100000000000005,0.000384,8.98e-05
1935,0.229,0.000367,0.00040300000000000004,9.429999999999999e-05
1936,0.241,0.00039600000000000003,0.000423,9.900000000000001e-05
1937,0.253,0.00042699999999999997,0.00044500000000000003,0.000104
1938,0.265,0.00046300000000000003,0.000467,0.00010899999999999999
1939,0.278,0.000502,0.000489,0.000114
1940,0.29,0.0005470000000000001,0.0005110000000000001,0.00011899999999999999
1941,0.303,0.000605,0.000532,0.000124
1942,0.315,0.000684,0.000554,0.00013000000000000002
1943,0.328,0.000782,0.0005769999999999999,0.000135
1944,0.342,0.000894,0.0006,0.00014000000000000001
1945,0.356,0.00102,0.000625,0.000146
1946,0.37,0.00115,0.000651,0.000152
1947,0.386,0.0012900000000000001,0.000679,0.00015900000000000002
1948,0.403,0.0014399999999999999,0.000708,0.000166
1949,0.448,0.00158,0.0007880000000000001,0.000184
1950,0.273,0.00173,0.00047999999999999996,0.000112
1951,0.449,0.0018700000000000001,0.000789,0.000185
1952,0.433,0.0020099999999999996,0.000761,0.000178
1953,0.156,0.00216,0.00027400000000000005,6.419999999999999e-05
1954,0.177,0.00232,0.000312,7.290000000000001e-05
1955,0.0905,0.00248,0.00015900000000000002,3.7199999999999996e-05
1956,0.116,0.00265,0.000203,4.7600000000000005e-05
1957,0.03,0.0028399999999999996,5.2699999999999993e-05,1.23e-05
1958,0.0303,0.0030299999999999997,5.32e-05,1.25e-05
1959,0.033,0.0032400000000000003,5.8e-05,1.3599999999999999e-05
1960,0.0367,0.00346,6.45e-05,1.5100000000000001e-05
1961,0.047700000000000006,0.00369,8.38e-05,1.96e-05
1962,0.062299999999999994,0.00394,0.00011,2.5600000000000002e-05
1963,0.088,0.004200000000000001,0.000155,3.6200000000000006e-05
1964,0.117,0.0044800000000000005,0.000206,4.83e-05
1965,0.161,0.00478,0.00028399999999999996,6.63e-05
1966,0.18,0.00512,0.000316,7.39e-05
1967,0.198,0.0054800000000000005,0.000348,8.14e-05
1968,0.235,0.005889999999999999,0.00041299999999999996,9.65e-05
1969,0.275,0.00634,0.000483,0.00011300000000000001
1970,0.429,0.00583,0.000754,2.13e-05
1971,0.4,0.0059299999999999995,0.000703,2.13e-05
1972,0.444,0.00632,0.00078,4.25e-05
1973,0.469,0.00649,0.000825,4.25e-05
1974,0.484,0.00664,0.000851,8.47e-05
1975,0.51,0.00643,0.000896,0.000246
1976,0.517,0.0057599999999999995,0.000909,0.00010899999999999999
1977,0.554,0.00597,0.000973,0.000424
1978,0.583,0.00557,0.00102,0.00044
1979,0.605,0.0060999999999999995,0.00106,0.00029499999999999996
1980,0.627,0.006030000000000001,0.0011,0.000101
1981,0.631,0.0355,0.00111,0.00010499999999999999
1982,0.884,0.006730000000000001,0.00155,0.000107
1983,0.939,0.00628,0.00165,0.00010899999999999999
1984,0.873,0.00696,0.0015300000000000001,0.000108
1985,0.656,0.00687,0.00115,0.000574
1986,0.378,0.00638,0.000664,0.00029499999999999996
1987,3.25,0.0497,0.0057,0.000285
1988,3.19,0.0545,0.0056,0.000589
1989,2.81,0.055,0.0049299999999999995,0.000587
1990,0.854,0.0611,0.00415,0.00117
1991,0.869,0.0626,0.00428,0.00147
1992,0.906,0.0833,0.00441,0.00182
1993,0.928,0.0762,0.00454,0.00122
1994,0.957,0.208,0.00466,0.00122
1995,1.02,0.08,0.00479,0.00124
1996,1.06,0.0725,0.00492,0.00156
1997,1.08,0.061200000000000004,0.00505,0.000643
1998,1.07,0.065,0.00517,0.00066
1999,1.1,0.0653,0.0053,0.0006670000000000001
2000,1.12,0.0721,0.00543,0.000847
2001,1.18,0.112,0.00558,0.00103
2002,1.25,0.112,0.005730000000000001,0.0010400000000000001
2003,1.3,0.114,0.005889999999999999,0.0010500000000000002
2004,1.39,0.163,0.00605,0.0010500000000000002
2005,1.45,0.164,0.00622,0.00127
2006,1.56,0.2,0.00639,0.00134
2007,1.77,0.219,0.00088,0.000467
2008,1.84,0.173,0.00067,0.000524
2009,2.02,0.173,0.00069,0.000603
2010,2.01,0.287,0.00014099999999999998,0.00088
2011,2.17,0.295,0.00013000000000000002,0.000331
2012,2.39,0.335,0.000128,7.549999999999999e-05
2013,2.38,0.357,0.0,0.000501
2014,2.34,0.397,0.0,0.000465
2015,2.7,0.418,0.0,0.000429
2016,2.82,0.539,0.0,0.000393
2017,3.05,0.593,0.0,0.000357
2018,3.2,0.592,0.0,0.000321