year,IPC1,IPC2,IPC4,IPCMAG
1850,0.00035299999999999996,0.000248,3.54e-08,1.2000000000000002e-07
1851,0.000372,0.000261,3.7299999999999997e-08,1.26e-07
1852,0.00039200000000000004,0.000275,3.93e-08,1.33e-07
1853,0.00041299999999999996,0.00029,4.1399999999999994e-08,1.41e-07
1854,0.00043599999999999997,0.000306,4.37e-08,1.48e-07
1855,0.00046,0.000323,4.61e-08,1.56e-07
1856,0.00048499999999999997,0.00034,4.8600000000000005e-08,1.65e-07
1857,0.0005110000000000001,0.000359,5.1199999999999995e-08,1.74e-07
1858,0.0005380000000000001,0.000378,5.39e-08,1.83e-07
1859,0.000566,0.000397,5.68e-08,1.93e-07
1860,0.0005949999999999999,0.000417,5.96e-08,2.02e-07
1861,0.000625,0.000438,6.26e-08,2.13e-07
1862,0.000656,0.00046,6.58e-08,2.23e-07
1863,0.0006889999999999999,0.000483,6.91e-08,2.34e-07
1864,0.0007239999999999999,0.000508,7.25e-08,2.46e-07
1865,0.000759,0.000533,7.610000000000001e-08,2.58e-07
1866,0.0007970000000000001,0.000559,7.990000000000001e-08,2.71e-07
1867,0.0008359999999999999,0.0005859999999999999,8.380000000000001e-08,2.84e-07
1868,0.000877,0.000615,8.79e-08,2.98e-07
1869,0.000919,0.0006450000000000001,9.21e-08,3.13e-07
1870,0.000963,0.0006760000000000001,9.65e-08,3.28e-07
1871,0.00101,0.000709,1.01e-07,3.44e-07
1872,0.00106,0.000744,1.06e-07,3.6000000000000005e-07
1873,0.00111,0.000781,1.12e-07,3.78e-07
1874,0.00117,0.00082,1.17e-07,3.97e-07
1875,0.00123,0.00086,1.23e-07,4.17e-07
1876,0.0012900000000000001,0.000902,1.29e-07,4.37e-07
1877,0.00135,0.0009459999999999999,1.35e-07,4.5899999999999997e-07
1878,0.00141,0.000991,1.42e-07,4.800000000000001e-07
1879,0.00148,0.0010400000000000001,1.48e-07,5.019999999999999e-07
1880,0.0015400000000000001,0.00108,1.55e-07,5.25e-07
1881,0.00161,0.00113,1.61e-07,5.48e-07
1882,0.0016799999999999999,0.0011799999999999998,1.68e-07,5.71e-07
1883,0.00175,0.00123,1.76e-07,5.96e-07
1884,0.00183,0.00128,1.83e-07,6.210000000000001e-07
1885,0.0019,0.00133,1.91e-07,6.47e-07
1886,0.00198,0.00139,1.9900000000000002e-07,6.74e-07
1887,0.00206,0.00145,2.07e-07,7.02e-07
1888,0.00215,0.00151,2.15e-07,7.3e-07
1889,0.0022400000000000002,0.00157,2.24e-07,7.61e-07
1890,0.0025,0.0015400000000000001,2.5099999999999996e-07,8.51e-07
1891,0.0026,0.0015400000000000001,2.61e-07,8.84e-07
1892,0.00271,0.0015400000000000001,2.72e-07,9.219999999999999e-07
1893,0.00283,0.0015400000000000001,2.84e-07,9.62e-07
1894,0.00296,0.0015400000000000001,2.97e-07,1.01e-06
1895,0.0031,0.0015400000000000001,3.1e-07,1.05e-06
1896,0.0032400000000000003,0.0015400000000000001,3.2499999999999996e-07,1.1e-06
1897,0.0034,0.0015400000000000001,3.41e-07,1.16e-06
1898,0.0035600000000000002,0.0015400000000000001,3.57e-07,1.2099999999999998e-06
1899,0.00373,0.0015400000000000001,3.74e-07,1.2700000000000001e-06
1900,0.0039,0.0015400000000000001,3.91e-07,1.33e-06
1901,0.00409,0.0015400000000000001,4.1e-07,1.39e-06
1902,0.0043,0.0015400000000000001,4.3100000000000003e-07,1.46e-06
1903,0.00453,0.00155,4.5399999999999996e-07,1.5399999999999999e-06
1904,0.00477,0.00155,4.78e-07,1.62e-06
1905,0.005019999999999999,0.00155,5.03e-07,1.71e-06
1906,0.0052699999999999995,0.00155,5.280000000000001e-07,1.79e-06
1907,0.00553,0.00155,5.54e-07,1.88e-06
1908,0.00578,0.00155,5.8e-07,1.9699999999999998e-06
1909,0.006030000000000001,0.00155,6.049999999999999e-07,2.0500000000000003e-06
1910,0.0062699999999999995,0.00155,6.29e-07,2.13e-06
1911,0.0065,0.00155,6.520000000000001e-07,2.21e-06
1912,0.006730000000000001,0.00155,6.74e-07,2.29e-06
1913,0.0069500000000000004,0.00155,6.96e-07,2.3600000000000003e-06
1914,0.00717,0.00155,7.179999999999999e-07,2.44e-06
1915,0.00739,0.00155,7.4e-07,2.51e-06
1916,0.0076100000000000004,0.00155,7.63e-07,2.5899999999999998e-06
1917,0.00784,0.00155,7.86e-07,2.6700000000000003e-06
1918,0.00808,0.00155,8.1e-07,2.75e-06
1919,0.00833,0.00155,8.34e-07,2.83e-06
1920,0.00859,0.00155,8.61e-07,2.92e-06
1921,0.00886,0.0016,8.88e-07,3.01e-06
1922,0.00914,0.00174,9.16e-07,3.11e-06
1923,0.00943,0.00195,9.45e-07,3.21e-06
1924,0.00973,0.0022400000000000002,9.75e-07,3.31e-06
1925,0.01,0.00257,1.01e-06,3.42e-06
1926,0.0104,0.0029500000000000004,1.04e-06,3.53e-06
1927,0.0107,0.0033599999999999997,1.07e-06,3.64e-06
1928,0.011,0.00379,1.1100000000000002e-06,3.7499999999999997e-06
1929,0.0114,0.00422,1.1399999999999999e-06,3.87e-06
1930,0.011800000000000001,0.0046500000000000005,1.1800000000000001e-06,4e-06
1931,0.0121,0.0050999999999999995,1.22e-06,4.12e-06
1932,0.0125,0.0055899999999999995,1.25e-06,4.25e-06
1933,0.0129,0.0061200000000000004,1.29e-06,4.3899999999999995e-06
1934,0.013300000000000001,0.0067,1.33e-06,4.53e-06
1935,0.013699999999999999,0.00733,1.38e-06,4.669999999999999e-06
1936,0.014199999999999999,0.00802,1.42e-06,4.82e-06
1937,0.0146,0.00875,1.47e-06,4.97e-06
1938,0.015099999999999999,0.009550000000000001,1.5100000000000002e-06,5.14e-06
1939,0.0156,0.0104,1.5599999999999999e-06,5.31e-06
1940,0.0161,0.011300000000000001,1.62e-06,5.49e-06
1941,0.0167,0.0123,1.67e-06,5.67e-06
1942,0.0172,0.0135,1.72e-06,5.85e-06
1943,0.0178,0.0149,1.78e-06,6.040000000000001e-06
1944,0.0183,0.016300000000000002,1.84e-06,6.2300000000000005e-06
1945,0.0189,0.0179,1.9e-06,6.44e-06
1946,0.019600000000000003,0.019600000000000003,1.9699999999999998e-06,6.67e-06
1947,0.020399999999999998,0.0215,2.04e-06,6.9300000000000006e-06
1948,0.0212,0.023399999999999997,2.12e-06,7.2100000000000004e-06
1949,0.0207,0.0254,2.08e-06,7.05e-06
1950,0.0616,0.0248,6.18e-06,2.1000000000000002e-05
1951,0.0471,0.0268,4.7200000000000005e-06,1.6e-05
1952,0.0979,0.037200000000000004,9.81e-06,3.33e-05
1953,0.12,0.0396,1.2e-05,4.07e-05
1954,0.178,0.0421,1.78e-05,6.0400000000000004e-05
1955,0.181,0.053,1.8200000000000002e-05,6.16e-05
1956,0.188,0.055799999999999995,1.89e-05,6.41e-05
1957,0.203,0.0589,2.03e-05,6.900000000000001e-05
1958,0.236,0.053899999999999997,2.36e-05,8.010000000000001e-05
1959,0.294,0.0654,2.94e-05,9.99e-05
1960,0.294,0.069,2.94e-05,9.99e-05
1961,0.352,0.0727,3.52e-05,0.00011999999999999999
1962,0.381,0.0767,3.8100000000000005e-05,0.000129
1963,0.399,0.0809,4e-05,0.000136
1964,0.417,0.09359999999999999,4.18e-05,0.00014199999999999998
1965,0.529,0.107,5.3e-05,0.00017999999999999998
1966,0.493,0.112,4.94e-05,0.00016800000000000002
1967,0.475,0.101,4.7600000000000005e-05,0.000162
1968,0.573,0.116,5.74e-05,0.000195
1969,0.497,0.138,4.98e-05,0.00016900000000000002
1970,0.692,0.2,6.419999999999999e-05,0.000532
1971,0.598,0.172,6.419999999999999e-05,0.000255
1972,0.671,0.194,6.610000000000001e-05,0.000319
1973,0.823,0.201,6.86e-05,0.000213
1974,0.892,0.235,7.12e-05,0.000148
1975,0.761,0.276,7.4e-05,6.7e-05
1976,0.946,0.302,7.69e-05,0.00010899999999999999
1977,1.05,0.356,8e-05,6.69e-05
1978,1.36,0.331,8.319999999999999e-05,0.000185
1979,1.24,0.322,8.659999999999999e-05,0.00027100000000000003
1980,1.39,0.36,9.02e-05,0.00035299999999999996
1981,1.3,0.333,9.4e-05,0.000601
1982,1.3,0.289,9.800000000000001e-05,0.000533
1983,1.32,0.325,0.000103,0.000462
1984,1.42,0.281,0.000107,0.00035099999999999997
1985,1.51,0.219,0.000112,0.000862
1986,1.56,0.364,0.000118,0.0011799999999999998
1987,1.74,0.4,0.000123,0.00057
1988,1.98,0.539,0.000128,0.000589
1989,2.06,0.528,0.000134,0.00088
1990,1.98,0.519,0.00014000000000000001,0.00117
1991,1.95,0.528,0.000145,0.00117
1992,2.34,0.762,0.00015099999999999998,0.00152
1993,2.59,0.727,0.000157,0.0030499999999999998
1994,3.07,0.872,0.000163,0.0030600000000000002
1995,3.59,0.902,0.00016900000000000002,0.0031
1996,3.38,0.818,0.000175,0.00438
1997,3.77,0.72,0.00018099999999999998,0.0048200000000000005
1998,4.03,0.613,0.000187,0.0066
1999,4.01,0.558,0.000193,0.00634
2000,3.25,0.554,0.0002,0.006059999999999999
2001,3.38,0.601,0.000206,0.00754
2002,3.55,0.674,0.000212,0.0121
2003,3.68,0.765,0.000217,0.012199999999999999
2004,3.73,0.827,0.000222,0.0123
2005,3.44,0.875,0.00023400000000000002,0.0148
2006,3.55,0.918,0.000202,0.0156
2007,3.69,0.862,0.00017,0.00545
2008,3.89,0.906,0.00013900000000000002,0.00611
2009,4.08,0.99,0.000107,0.00704
2010,4.56,0.954,7.489999999999999e-05,0.0103
2011,4.77,0.792,4.32e-05,0.0038599999999999997
2012,4.97,0.87,1.1400000000000001e-05,0.0008810000000000001
2013,5.05,0.726,1.1599999999999999e-05,0.0066500000000000005
2014,5.12,0.812,1.18e-05,0.00643
2015,5.35,0.996,1.2e-05,0.0062
2016,5.52,0.976,1.2e-05,0.00597
2017,5.79,0.96,1.2e-05,0.00574
2018,5.89,0.962,1.2e-05,0.00551