year,IPC1,IPC2,IPC4,IPCMAG
1850,0.000621,0.00015099999999999998,7.17e-08,2.8999999999999998e-06
1851,0.0006540000000000001,0.00015900000000000002,7.550000000000001e-08,3.06e-06
1852,0.0006889999999999999,0.00016700000000000002,7.949999999999999e-08,3.22e-06
1853,0.000727,0.000176,8.39e-08,3.3999999999999996e-06
1854,0.000767,0.000186,8.849999999999999e-08,3.59e-06
1855,0.000809,0.00019600000000000002,9.339999999999999e-08,3.78e-06
1856,0.000853,0.000207,9.85e-08,3.99e-06
1857,0.0008990000000000001,0.00021799999999999999,1.0399999999999999e-07,4.2e-06
1858,0.0009469999999999999,0.00023,1.0900000000000001e-07,4.43e-06
1859,0.000996,0.000242,1.15e-07,4.66e-06
1860,0.0010500000000000002,0.000254,1.21e-07,4.890000000000001e-06
1861,0.0011,0.00026700000000000004,1.2699999999999999e-07,5.14e-06
1862,0.00115,0.00028000000000000003,1.33e-07,5.4e-06
1863,0.00121,0.000294,1.3999999999999998e-07,5.67e-06
1864,0.00127,0.000309,1.47e-07,5.950000000000001e-06
1865,0.00134,0.000324,1.54e-07,6.25e-06
1866,0.0014,0.00034,1.62e-07,6.55e-06
1867,0.00147,0.000357,1.7000000000000001e-07,6.88e-06
1868,0.0015400000000000001,0.000374,1.7799999999999998e-07,7.2100000000000004e-06
1869,0.0016200000000000001,0.00039200000000000004,1.87e-07,7.56e-06
1870,0.0016899999999999999,0.00041099999999999996,1.9599999999999998e-07,7.92e-06
1871,0.0017800000000000001,0.000431,2.05e-07,8.31e-06
1872,0.00186,0.000453,2.15e-07,8.72e-06
1873,0.00196,0.000475,2.2599999999999999e-07,9.15e-06
1874,0.00206,0.000499,2.37e-07,9.610000000000001e-06
1875,0.00216,0.000524,2.4899999999999997e-07,1.01e-05
1876,0.00226,0.000549,2.61e-07,1.06e-05
1877,0.00237,0.0005759999999999999,2.74e-07,1.11e-05
1878,0.00248,0.000603,2.8699999999999996e-07,1.1599999999999999e-05
1879,0.0026,0.000631,3e-07,1.21e-05
1880,0.00272,0.0006590000000000001,3.13e-07,1.2699999999999999e-05
1881,0.00283,0.0006879999999999999,3.27e-07,1.32e-05
1882,0.00296,0.000717,3.41e-07,1.38e-05
1883,0.0030800000000000003,0.000748,3.5599999999999996e-07,1.44e-05
1884,0.00321,0.00078,3.7100000000000003e-07,1.4999999999999999e-05
1885,0.00335,0.000812,3.86e-07,1.56e-05
1886,0.00349,0.000846,4.02e-07,1.63e-05
1887,0.00363,0.0008810000000000001,4.19e-07,1.7e-05
1888,0.00378,0.0009170000000000001,4.3600000000000004e-07,1.77e-05
1889,0.00393,0.000955,4.5399999999999996e-07,1.84e-05
1890,0.0043,0.00094,4.96e-07,2.01e-05
1891,0.00445,0.00094,5.140000000000001e-07,2.0799999999999997e-05
1892,0.00462,0.00094,5.33e-07,2.16e-05
1893,0.00481,0.00094,5.54e-07,2.2499999999999998e-05
1894,0.005,0.00094,5.77e-07,2.34e-05
1895,0.0052,0.00094,6e-07,2.4299999999999998e-05
1896,0.00542,0.00094,6.25e-07,2.53e-05
1897,0.00564,0.00094,6.51e-07,2.64e-05
1898,0.00587,0.00094,6.78e-07,2.75e-05
1899,0.00611,0.00094,7.05e-07,2.86e-05
1900,0.00636,0.00094,7.34e-07,2.97e-05
1901,0.00664,0.00094,7.66e-07,3.1e-05
1902,0.0069500000000000004,0.00094,8.02e-07,3.2500000000000004e-05
1903,0.0073,0.000941,8.419999999999999e-07,3.4099999999999995e-05
1904,0.00766,0.000941,8.84e-07,3.5799999999999996e-05
1905,0.008029999999999999,0.0009419999999999999,9.26e-07,3.75e-05
1906,0.00839,0.0009419999999999999,9.68e-07,3.92e-05
1907,0.00874,0.0009429999999999999,1.01e-06,4.08e-05
1908,0.00905,0.000944,1.04e-06,4.23e-05
1909,0.00933,0.000945,1.08e-06,4.36e-05
1910,0.00956,0.0009459999999999999,1.1e-06,4.4699999999999996e-05
1911,0.00975,0.000968,1.1199999999999999e-06,4.5600000000000004e-05
1912,0.00991,0.00103,1.1399999999999999e-06,4.63e-05
1913,0.0101,0.00113,1.16e-06,4.7e-05
1914,0.010199999999999999,0.00125,1.1800000000000001e-06,4.7600000000000005e-05
1915,0.0103,0.0014,1.19e-06,4.82e-05
1916,0.0104,0.00157,1.2e-06,4.88e-05
1917,0.0106,0.00175,1.22e-06,4.94e-05
1918,0.0107,0.0019399999999999999,1.2299999999999999e-06,5e-05
1919,0.0108,0.00213,1.25e-06,5.07e-05
1920,0.011,0.00232,1.2700000000000001e-06,5.14e-05
1921,0.0112,0.00252,1.29e-06,5.22e-05
1922,0.011300000000000001,0.00275,1.31e-06,5.2900000000000005e-05
1923,0.0115,0.00299,1.33e-06,5.37e-05
1924,0.011699999999999999,0.00327,1.34e-06,5.4499999999999997e-05
1925,0.011800000000000001,0.0035600000000000002,1.3600000000000001e-06,5.53e-05
1926,0.012,0.00387,1.39e-06,5.62e-05
1927,0.012199999999999999,0.00421,1.41e-06,5.72e-05
1928,0.0125,0.00456,1.4400000000000002e-06,5.83e-05
1929,0.0127,0.0049299999999999995,1.47e-06,5.9499999999999996e-05
1930,0.013,0.00533,1.5e-06,6.09e-05
1931,0.0134,0.005730000000000001,1.55e-06,6.27e-05
1932,0.013900000000000001,0.0061600000000000005,1.6000000000000001e-06,6.500000000000001e-05
1933,0.0145,0.00661,1.67e-06,6.78e-05
1934,0.0152,0.0070999999999999995,1.75e-06,7.11e-05
1935,0.016,0.00764,1.84e-06,7.46e-05
1936,0.016800000000000002,0.008230000000000001,1.93e-06,7.84e-05
1937,0.0176,0.00889,2.03e-06,8.24e-05
1938,0.0185,0.009630000000000001,2.13e-06,8.64e-05
1939,0.019399999999999997,0.0105,2.2300000000000002e-06,9.049999999999999e-05
1940,0.0202,0.0114,2.33e-06,9.45e-05
1941,0.0211,0.0134,2.43e-06,9.850000000000001e-05
1942,0.0219,0.013699999999999999,2.5300000000000003e-06,0.000103
1943,0.0228,0.0141,2.64e-06,0.000107
1944,0.0238,0.013800000000000002,2.74e-06,0.000111
1945,0.0248,0.0125,2.86e-06,0.000116
1946,0.0258,0.0109,2.97e-06,0.000121
1947,0.0269,0.009689999999999999,3.1e-06,0.000126
1948,0.028,0.009529999999999999,3.24e-06,0.000131
1949,0.033,0.0101,3.81e-06,0.000154
1950,0.088,0.0107,1.02e-05,0.00041099999999999996
1951,0.0587,0.011300000000000001,6.7699999999999996e-06,0.00027400000000000005
1952,0.0953,0.0119,1.1e-05,0.000446
1953,0.18,0.0125,2.07e-05,0.0008399999999999999
1954,0.253,0.024,2.92e-05,0.0011799999999999998
1955,0.213,0.0247,2.4500000000000003e-05,0.000994
1956,0.227,0.0254,2.62e-05,0.00106
1957,0.312,0.0225,3.5999999999999994e-05,0.00146
1958,0.304,0.027,3.51e-05,0.0014199999999999998
1959,0.326,0.0242,3.7699999999999995e-05,0.0015300000000000001
1960,0.337,0.0287,3.89e-05,0.00158
1961,0.326,0.0297,3.7699999999999995e-05,0.0015300000000000001
1962,0.374,0.037899999999999996,4.32e-05,0.00175
1963,0.407,0.0354,4.7e-05,0.0019
1964,0.385,0.0402,4.44e-05,0.0018
1965,0.601,0.0668,6.94e-05,0.00281
1966,0.774,0.0718,8.93e-05,0.00362
1967,1.0,0.0952,0.000115,0.00468
1968,1.64,0.111,0.000189,0.00766
1969,1.58,0.11,0.000182,0.00739
1970,1.56,0.117,0.000154,0.003
1971,1.75,0.132,0.000154,0.00792
1972,1.31,0.121,0.000162,0.00647
1973,1.69,0.09,0.00017,0.00843
1974,1.68,0.0863,0.000178,0.00836
1975,1.14,0.0996,0.000185,0.0124
1976,1.1,0.1,0.000192,0.0132
1977,1.01,0.0649,0.000199,0.0104
1978,1.33,0.0719,0.000206,0.0106
1979,1.8,0.0778,0.000213,0.013800000000000002
1980,1.77,0.0872,0.000221,0.0143
1981,1.8,0.0963,0.000231,0.0147
1982,1.41,0.104,0.000242,0.0135
1983,1.76,0.109,0.000254,0.0158
1984,1.54,0.141,0.00026700000000000004,0.012199999999999999
1985,1.69,0.147,0.00028100000000000005,0.00513
1986,2.08,0.158,0.000296,0.011800000000000001
1987,2.41,0.196,0.000312,0.0201
1988,2.47,0.216,0.00032900000000000003,0.0192
1989,2.64,0.202,0.00034599999999999995,0.0233
1990,2.85,0.186,0.000365,0.0229
1991,2.84,0.167,0.000386,0.024399999999999998
1992,2.82,0.174,0.000408,0.0292
1993,2.85,0.197,0.000431,0.0273
1994,2.01,0.243,0.000477,0.0386
1995,2.26,0.304,0.0005,0.0444
1996,2.52,0.34,0.000523,0.0714
1997,2.68,0.363,0.000545,0.0492
1998,2.85,0.365,0.0005679999999999999,0.0658
1999,2.84,0.32,0.000592,0.0693
2000,3.11,0.42,0.000618,0.0663
2001,3.91,0.426,0.000644,0.0933
2002,4.07,0.426,0.000671,0.07440000000000001
2003,4.42,0.519,0.000699,0.0157
2004,4.64,0.593,0.0007289999999999999,0.0854
2005,4.34,0.694,0.000759,0.1
2006,4.64,0.75,0.00079,0.121
2007,5.2,0.708,0.0008219999999999999,0.12
2008,5.67,0.785,0.000855,0.132
2009,5.79,0.735,0.0008900000000000001,0.155
2010,5.77,0.715,0.0009260000000000001,0.175
2011,6.69,0.879,0.000964,0.229
2012,6.82,1.42,0.001,0.294
2013,8.14,2.03,0.0010500000000000002,0.203
2014,8.91,2.18,0.0011,0.437
2015,9.24,2.98,0.00115,0.492
2016,9.26,3.29,0.0012,0.527
2017,9.94,3.29,0.00124,0.581
2018,10.4,3.3,0.0012900000000000001,0.642