year,IPC1,IPC2,IPC4,IPCMAG
1850,0.0047,2.93e-09,0.0223,0.32
1851,0.004730000000000001,5.54e-09,0.0222,0.361
1852,0.0047599999999999995,8.18e-09,0.0222,0.401
1853,0.00478,1.08e-08,0.0221,0.441
1854,0.00481,1.35e-08,0.022,0.479
1855,0.00484,1.63e-08,0.022,0.517
1856,0.00487,1.9e-08,0.0219,0.555
1857,0.004900000000000001,2.18e-08,0.0219,0.591
1858,0.00492,2.4600000000000002e-08,0.0218,0.627
1859,0.00495,2.7399999999999997e-08,0.0218,0.662
1860,0.00498,3.03e-08,0.0218,0.697
1861,0.00501,3.31e-08,0.0218,0.73
1862,0.00504,3.6e-08,0.0218,0.763
1863,0.00507,3.9e-08,0.0218,0.795
1864,0.0050999999999999995,4.1900000000000005e-08,0.0218,0.826
1865,0.00513,4.49e-08,0.0217,0.857
1866,0.0051600000000000005,4.79e-08,0.0217,0.887
1867,0.00519,5.09e-08,0.0217,0.916
1868,0.00523,5.39e-08,0.0217,0.944
1869,0.00526,5.7e-08,0.0217,0.972
1870,0.00529,6.000000000000001e-08,0.0217,0.998
1871,0.00532,6.31e-08,0.0217,1.02
1872,0.00535,6.62e-08,0.0218,1.05
1873,0.00539,6.940000000000001e-08,0.0218,1.07
1874,0.00542,7.25e-08,0.0219,1.1
1875,0.00545,7.57e-08,0.022,1.12
1876,0.00549,7.88e-08,0.0221,1.14
1877,0.00552,8.2e-08,0.0222,1.16
1878,0.00555,8.53e-08,0.0223,1.18
1879,0.0055899999999999995,8.849999999999999e-08,0.0224,1.2
1880,0.00562,9.170000000000001e-08,0.0225,1.22
1881,0.00566,9.5e-08,0.022600000000000002,1.24
1882,0.005690000000000001,9.82e-08,0.022699999999999998,1.26
1883,0.005719999999999999,1.02e-07,0.0229,1.27
1884,0.0057599999999999995,1.05e-07,0.023,1.29
1885,0.00579,1.08e-07,0.023100000000000002,1.3
1886,0.00583,1.11e-07,0.0233,1.32
1887,0.00587,1.15e-07,0.023399999999999997,1.33
1888,0.005900000000000001,1.18e-07,0.023600000000000003,1.34
1889,0.00594,1.21e-07,0.0237,1.35
1890,0.006679999999999999,1.89e-07,0.0256,1.35
1891,0.0069500000000000004,2.03e-07,0.0261,1.36
1892,0.00724,2.2e-07,0.026600000000000002,1.37
1893,0.007549999999999999,2.39e-07,0.0273,1.38
1894,0.00789,2.61e-07,0.028,1.39
1895,0.00825,2.8499999999999997e-07,0.0288,1.39
1896,0.00862,3.12e-07,0.0296,1.4
1897,0.00901,3.4000000000000003e-07,0.0305,1.4
1898,0.00942,3.6900000000000004e-07,0.0315,1.41
1899,0.00984,4.0000000000000003e-07,0.0325,1.41
1900,0.0103,4.32e-07,0.0335,1.41
1901,0.0107,4.6900000000000003e-07,0.0346,1.41
1902,0.011300000000000001,5.15e-07,0.0359,1.41
1903,0.0119,5.67e-07,0.0373,1.41
1904,0.0125,6.22e-07,0.038799999999999994,1.4
1905,0.0132,6.800000000000001e-07,0.040299999999999996,1.4
1906,0.013800000000000002,7.37e-07,0.042,1.4
1907,0.0144,7.92e-07,0.0436,1.39
1908,0.015,8.41e-07,0.0453,1.39
1909,0.0155,8.84e-07,0.047,1.39
1910,0.0159,9.17e-07,0.0487,1.39
1911,0.0162,9.43e-07,0.0504,1.39
1912,0.0166,9.65e-07,0.0521,1.4
1913,0.0169,9.849999999999999e-07,0.053899999999999997,1.41
1914,0.0172,1e-06,0.0557,1.43
1915,0.0175,1.02e-06,0.0576,1.45
1916,0.0178,1.04e-06,0.0594,1.46
1917,0.0181,1.05e-06,0.0613,1.48
1918,0.0183,1.07e-06,0.0632,1.49
1919,0.018600000000000002,1.09e-06,0.06520000000000001,1.5
1920,0.0188,1.1100000000000002e-06,0.06709999999999999,1.51
1921,0.019,1.1399999999999999e-06,0.0691,1.5
1922,0.0192,1.16e-06,0.071,1.49
1923,0.019399999999999997,1.19e-06,0.073,1.46
1924,0.019600000000000003,1.22e-06,0.075,1.43
1925,0.0197,1.25e-06,0.07709999999999999,1.4
1926,0.019899999999999998,1.29e-06,0.0792,1.37
1927,0.0201,1.32e-06,0.0813,1.34
1928,0.020300000000000002,1.3600000000000001e-06,0.0834,1.32
1929,0.0205,1.4e-06,0.0856,1.31
1930,0.0208,1.4499999999999999e-06,0.0879,1.3
1931,0.0211,1.5e-06,0.0901,1.31
1932,0.0217,1.5599999999999999e-06,0.09240000000000001,1.33
1933,0.0223,1.6299999999999999e-06,0.0947,1.35
1934,0.023,1.71e-06,0.09709999999999999,1.39
1935,0.0238,1.8e-06,0.0995,1.42
1936,0.0246,1.88e-06,0.102,1.46
1937,0.0254,1.9699999999999998e-06,0.104,1.49
1938,0.026199999999999998,2.0500000000000003e-06,0.107,1.51
1939,0.0269,2.13e-06,0.11,1.53
1940,0.0275,2.21e-06,0.113,1.54
1941,0.028,2.27e-06,0.116,1.54
1942,0.028399999999999998,2.33e-06,0.119,1.54
1943,0.0288,2.39e-06,0.122,1.54
1944,0.0292,2.44e-06,0.125,1.54
1945,0.0295,2.49e-06,0.128,1.54
1946,0.0299,2.55e-06,0.132,1.54
1947,0.0303,2.61e-06,0.135,1.54
1948,0.0308,2.69e-06,0.139,1.54
1949,0.0314,2.7699999999999997e-06,0.143,1.54
1950,0.032,2.86e-06,0.147,1.54
1951,0.0329,2.99e-06,0.151,1.55
1952,0.0343,3.1600000000000002e-06,0.156,1.55
1953,0.0359,3.3700000000000003e-06,0.16,1.57
1954,0.0378,3.6099999999999997e-06,0.165,1.58
1955,0.039799999999999995,3.88e-06,0.17,1.59
1956,0.0419,4.16e-06,0.176,1.61
1957,0.0439,4.440000000000001e-06,0.181,1.62
1958,0.046,4.73e-06,0.187,1.63
1959,0.047799999999999995,5.0099999999999995e-06,0.193,1.64
1960,0.0494,5.28e-06,0.199,1.65
1961,0.0509,5.57e-06,0.206,1.59
1962,0.0525,5.9e-06,0.214,1.63
1963,0.054,6.26e-06,0.222,1.69
1964,0.055600000000000004,6.629999999999999e-06,0.231,1.77
1965,0.0571,6.99e-06,0.241,1.77
1966,0.0584,7.32e-06,0.25,1.77
1967,0.0597,7.61e-06,0.259,1.87
1968,0.0608,7.84e-06,0.268,1.88
1969,0.061700000000000005,7.99e-06,0.277,1.95
1970,0.0665,1.24e-05,0.291,1.94
1971,0.06709999999999999,8.12e-06,0.298,1.87
1972,0.0697,7.49e-06,0.302,1.9
1973,0.0736,4.76e-06,0.308,1.88
1974,0.076,5.11e-06,0.311,1.9
1975,0.076,5.32e-06,0.317,1.97
1976,0.08070000000000001,6.3e-06,0.326,1.95
1977,0.084,7.56e-06,0.333,1.99
1978,0.0861,8.19e-06,0.344,2.13
1979,0.0895,8.82e-06,0.355,2.18
1980,0.09509999999999999,9.59e-06,0.365,1.87
1981,0.09770000000000001,9.73e-06,0.377,1.9
1982,0.103,7.63e-06,0.388,1.93
1983,0.11,4.06e-06,0.4,1.85
1984,0.113,6.1599999999999995e-06,0.412,1.89
1985,0.119,8.540000000000001e-06,0.426,1.93
1986,0.127,8.12e-06,0.44,1.96
1987,0.126,5.74e-06,0.453,1.95
1988,0.141,4.9e-06,0.469,1.96
1989,0.147,6.02e-06,0.483,2.0
1990,0.178,6.3e-06,0.495,2.01
1991,0.181,4.06e-06,0.508,2.0
1992,0.19,2.52e-06,0.523,2.02
1993,0.199,2.2399999999999997e-06,0.537,2.01
1994,0.209,2.38e-06,0.551,2.03
1995,0.215,2.45e-06,0.565,2.05
1996,0.219,2.5899999999999998e-06,0.577,2.03
1997,0.221,2.8e-06,0.59,2.05
1998,0.231,2.8e-06,0.601,2.02
1999,0.243,2.8e-06,0.616,2.09
2000,0.255,2.8e-06,0.631,2.11
2001,0.272,2.8e-06,0.646,2.1
2002,0.282,2.8e-06,0.662,2.13
2003,0.295,2.8e-06,0.68,2.14
2004,0.308,2.8e-06,0.693,2.11
2005,0.325,2.8e-06,0.708,2.15
2006,0.352,2.8e-06,0.718,2.17
2007,0.367,2.8e-06,0.728,2.19
2008,0.387,2.8e-06,0.742,2.28
2009,0.41,2.9099999999999997e-06,0.751,2.3
2010,0.431,2.93e-06,0.761,2.33
2011,0.434,2.95e-06,0.773,2.35
2012,0.45,2.97e-06,0.787,2.35
2013,0.473,3e-06,0.799,2.36
2014,0.483,3.0200000000000003e-06,0.809,2.37
2015,0.508,3.04e-06,0.821,2.37
2016,0.524,3.06e-06,0.835,2.33
2017,0.541,3.0799999999999997e-06,0.847,2.42
2018,0.558,3.1e-06,0.859,2.46