year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,0.000439,3.29e-05,0.000924,1.0599999999999999e-19,0.00535
1851,0.000456,3.4500000000000005e-05,0.0009360000000000001,6.48e-06,0.00536
1852,0.000475,3.63e-05,0.000948,1.3e-05,0.00538
1853,0.000496,3.82e-05,0.0009599999999999999,1.94e-05,0.0054
1854,0.000517,4.0300000000000004e-05,0.000971,2.59e-05,0.00543
1855,0.000541,4.24e-05,0.000983,3.24e-05,0.00546
1856,0.000565,4.46e-05,0.000995,3.89e-05,0.0055
1857,0.0005899999999999999,4.7e-05,0.00101,4.5400000000000006e-05,0.00554
1858,0.000891,7.77e-05,0.00102,5.18e-05,0.00558
1859,0.0011899999999999999,0.000108,0.00103,5.83e-05,0.00563
1860,0.0016899999999999999,0.00016,0.0010400000000000001,6.48e-05,0.005690000000000001
1861,0.00231,0.000223,0.0010500000000000002,7.13e-05,0.00574
1862,0.0025299999999999997,0.000246,0.00106,7.78e-05,0.0058
1863,0.0025299999999999997,0.000246,0.00107,8.42e-05,0.00587
1864,0.0030600000000000002,0.000299,0.00108,9.070000000000001e-05,0.00594
1865,0.00369,0.000364,0.00109,9.719999999999999e-05,0.00601
1866,0.00366,0.00035999999999999997,0.0011,0.000104,0.00609
1867,0.00359,0.00035299999999999996,0.00111,0.00011,0.00617
1868,0.004070000000000001,0.000402,0.0011200000000000001,0.00011700000000000001,0.00625
1869,0.00395,0.000389,0.00113,0.000123,0.00634
1870,0.004730000000000001,0.00046899999999999996,0.00114,0.00013000000000000002,0.00644
1871,0.005809999999999999,0.00058,0.00116,0.000136,0.00654
1872,0.0066500000000000005,0.000666,0.00117,0.00014299999999999998,0.0066500000000000005
1873,0.00649,0.0006490000000000001,0.0011899999999999999,0.000149,0.0067800000000000004
1874,0.00613,0.00061,0.00121,0.000156,0.00691
1875,0.006719999999999999,0.00067,0.00123,0.000162,0.0070599999999999994
1876,0.0077800000000000005,0.000778,0.00125,0.00016800000000000002,0.0072
1877,0.00743,0.00074,0.00127,0.000175,0.00735
1878,0.00714,0.0007099999999999999,0.0012900000000000001,0.00018099999999999998,0.00749
1879,0.0075899999999999995,0.000755,0.0013,0.000188,0.00763
1880,0.00873,0.0008719999999999999,0.00132,0.000194,0.0077599999999999995
1881,0.008199999999999999,0.0008169999999999999,0.00134,0.000201,0.00789
1882,0.00902,0.000901,0.00135,0.000207,0.00801
1883,0.00999,0.001,0.0013700000000000001,0.000214,0.008140000000000001
1884,0.010199999999999999,0.00102,0.00139,0.00022,0.00827
1885,0.0107,0.00107,0.0014,0.00022700000000000002,0.008400000000000001
1886,0.0109,0.00109,0.0014199999999999998,0.00023300000000000003,0.00853
1887,0.011800000000000001,0.0011799999999999998,0.0014399999999999999,0.00023999999999999998,0.00866
1888,0.012,0.0012,0.00145,0.000246,0.0088
1889,0.0132,0.00133,0.00147,0.000253,0.00893
1890,0.0149,0.00126,0.00149,0.000259,0.00757
1891,0.0182,0.00126,0.00152,0.000266,0.00865
1892,0.018,0.00127,0.0015400000000000001,0.000272,0.00967
1893,0.015,0.00127,0.00156,0.000279,0.0106
1894,0.018600000000000002,0.00128,0.00158,0.000285,0.0114
1895,0.019899999999999998,0.00128,0.00161,0.000292,0.012199999999999999
1896,0.0218,0.0012900000000000001,0.00163,0.000298,0.0128
1897,0.023,0.0013,0.00165,0.000305,0.013300000000000001
1898,0.0245,0.0013,0.0016799999999999999,0.000311,0.013699999999999999
1899,0.0265,0.00131,0.0017,0.00031800000000000003,0.013900000000000001
1900,0.0292,0.00132,0.00173,0.000324,0.014
1901,0.0268,0.00132,0.00175,0.00033,0.013900000000000001
1902,0.027100000000000003,0.00133,0.00177,0.000337,0.013699999999999999
1903,0.0293,0.00134,0.0018,0.00034300000000000004,0.0134
1904,0.0308,0.00135,0.00182,0.00035,0.013
1905,0.032299999999999995,0.00136,0.00185,0.000356,0.0125
1906,0.0356,0.0013700000000000001,0.00188,0.000363,0.0121
1907,0.0412,0.00138,0.0019,0.00036899999999999997,0.011699999999999999
1908,0.041299999999999996,0.00139,0.0019299999999999999,0.000376,0.011300000000000001
1909,0.0416,0.0014,0.00195,0.000382,0.0111
1910,0.040299999999999996,0.00141,0.00198,0.000389,0.011
1911,0.0444,0.0014299999999999998,0.0020099999999999996,0.000395,0.0111
1912,0.045200000000000004,0.0014399999999999999,0.00204,0.000402,0.0111
1913,0.047700000000000006,0.00145,0.00206,0.000408,0.0111
1914,0.0435,0.00147,0.00209,0.000415,0.0112
1915,0.0461,0.00149,0.00212,0.000421,0.011300000000000001
1916,0.0438,0.00151,0.00215,0.000428,0.011300000000000001
1917,0.0319,0.0015300000000000001,0.00217,0.000434,0.0114
1918,0.03,0.00155,0.0022,0.000441,0.0115
1919,0.024300000000000002,0.00158,0.00222,0.000447,0.0116
1920,0.0376,0.00161,0.00226,0.00045400000000000003,0.011699999999999999
1921,0.023600000000000003,0.00166,0.00228,0.00046,0.0119
1922,0.0322,0.00175,0.00231,0.000467,0.012
1923,0.039799999999999995,0.00186,0.00235,0.00047299999999999995,0.012199999999999999
1924,0.037700000000000004,0.00199,0.0023799999999999997,0.00047999999999999996,0.0124
1925,0.039299999999999995,0.00214,0.0024100000000000002,0.000486,0.0126
1926,0.0389,0.00229,0.00244,0.000492,0.0129
1927,0.044700000000000004,0.0024500000000000004,0.0024700000000000004,0.000499,0.013099999999999999
1928,0.045,0.00261,0.0025,0.000505,0.013300000000000001
1929,0.0514,0.00275,0.00254,0.000512,0.0136
1930,0.0476,0.0028799999999999997,0.00256,0.000518,0.013800000000000002
1931,0.0502,0.003,0.00259,0.0005250000000000001,0.014
1932,0.051,0.00313,0.00262,0.000531,0.0143
1933,0.0496,0.00326,0.00264,0.0005380000000000001,0.0146
1934,0.0496,0.0033900000000000002,0.00267,0.000544,0.0149
1935,0.0492,0.00352,0.00269,0.0005510000000000001,0.0152
1936,0.0502,0.00366,0.00272,0.0005570000000000001,0.0155
1937,0.054200000000000005,0.00379,0.00275,0.0005639999999999999,0.0157
1938,0.0525,0.00391,0.00278,0.00057,0.0159
1939,0.061200000000000004,0.00404,0.00282,0.0005769999999999999,0.016
1940,0.0417,0.0041600000000000005,0.0028599999999999997,0.000583,0.0161
1941,0.033100000000000004,0.0042699999999999995,0.00292,0.0005899999999999999,0.0161
1942,0.0298,0.00437,0.0030299999999999997,0.000596,0.016300000000000002
1943,0.0316,0.00447,0.00316,0.000603,0.0165
1944,0.022699999999999998,0.00457,0.00331,0.000609,0.016800000000000002
1945,0.00848,0.00466,0.00346,0.000616,0.0171
1946,0.0287,0.00477,0.00364,0.000622,0.0174
1947,0.0466,0.004889999999999999,0.00381,0.000629,0.0176
1948,0.0502,0.005019999999999999,0.00395,0.000635,0.0179
1949,0.0419,0.00517,0.004070000000000001,0.000642,0.018
1950,0.0502,0.00535,0.00417,0.000648,0.0181
1951,0.06,0.0056,0.00425,0.0006540000000000001,0.0182
1952,0.0545,0.00596,0.00432,0.000661,0.0184
1953,0.0495,0.00641,0.00439,0.0006670000000000001,0.018699999999999998
1954,0.060399999999999995,0.00694,0.0044599999999999996,0.000674,0.019100000000000002
1955,0.0648,0.00753,0.00453,0.00068,0.019399999999999997
1956,0.08159999999999999,0.00817,0.0045899999999999995,0.000687,0.0198
1957,0.0845,0.00884,0.00464,0.0006929999999999999,0.0202
1958,0.0782,0.00954,0.00467,0.0007,0.0205
1959,0.07859999999999999,0.010199999999999999,0.0047,0.0007059999999999999,0.0207
1960,0.0923,0.0109,0.004730000000000001,0.000713,0.0208
1961,0.0953,0.0116,0.00474,0.000719,0.0209
1962,0.114,0.0125,0.0047599999999999995,0.000726,0.020300000000000002
1963,0.139,0.013300000000000001,0.00479,0.000732,0.0198
1964,0.133,0.0143,0.00481,0.000739,0.019399999999999997
1965,0.145,0.0152,0.00484,0.000745,0.0193
1966,0.15,0.0162,0.004860000000000001,0.000752,0.0197
1967,0.155,0.0171,0.00488,0.000758,0.019899999999999998
1968,0.172,0.018,0.00491,0.0007650000000000001,0.019399999999999997
1969,0.183,0.018699999999999998,0.00512,0.000771,0.0189
1970,0.193,0.0179,0.00508,0.000736,0.0181
1971,0.2,0.0189,0.00544,0.0007970000000000001,0.0175
1972,0.204,0.0198,0.00552,0.000825,0.0172
1973,0.221,0.020300000000000002,0.00562,0.000886,0.0174
1974,0.198,0.019399999999999997,0.0057,0.000823,0.0177
1975,0.19,0.017,0.005730000000000001,0.000781,0.0181
1976,0.197,0.0171,0.005889999999999999,0.000804,0.0184
1977,0.2,0.0179,0.00607,0.000853,0.0193
1978,0.206,0.018600000000000002,0.00621,0.0009,0.019
1979,0.194,0.019899999999999998,0.00641,0.000905,0.0208
1980,0.196,0.021,0.0066,0.000953,0.0205
1981,0.187,0.0208,0.00674,0.0009599999999999999,0.0197
1982,0.177,0.0198,0.00677,0.0009320000000000001,0.019399999999999997
1983,0.195,0.0197,0.00684,0.00101,0.02
1984,0.19,0.019899999999999998,0.0069500000000000004,0.000986,0.021
1985,0.193,0.0197,0.00704,0.000994,0.0214
1986,0.205,0.020300000000000002,0.00711,0.000998,0.0213
1987,0.195,0.0205,0.00725,0.000969,0.0218
1988,0.196,0.0213,0.00739,0.000966,0.0207
1989,0.189,0.0223,0.00749,0.000953,0.0209
1990,0.198,0.0224,0.00705,0.0010400000000000001,0.0217
1991,0.196,0.0205,0.007030000000000001,0.0010400000000000001,0.0214
1992,0.198,0.0188,0.00679,0.00101,0.0207
1993,0.206,0.0173,0.00645,0.000879,0.0197
1994,0.2,0.0177,0.0062,0.00085,0.02
1995,0.189,0.0173,0.00619,0.000819,0.019899999999999998
1996,0.191,0.0166,0.0060999999999999995,0.000799,0.020300000000000002
1997,0.215,0.016399999999999998,0.00617,0.000777,0.0198
1998,0.219,0.0172,0.00604,0.0007840000000000001,0.019399999999999997
1999,0.212,0.0181,0.00598,0.000769,0.0185
2000,0.198,0.019899999999999998,0.00631,0.000787,0.0183
2001,0.209,0.021,0.0062699999999999995,0.000769,0.0184
2002,0.21,0.0215,0.0061200000000000004,0.000725,0.019
2003,0.21,0.0223,0.00584,0.000717,0.0192
2004,0.209,0.024,0.00578,0.000696,0.0193
2005,0.211,0.0254,0.00562,0.0006820000000000001,0.0201
2006,0.218,0.0263,0.00541,0.0006730000000000001,0.021
2007,0.18,0.0272,0.00541,0.000643,0.0216
2008,0.203,0.027800000000000002,0.005059999999999999,0.0006490000000000001,0.0217
2009,0.201,0.027800000000000002,0.00514,0.000621,0.0217
2010,0.169,0.0293,0.00504,0.000624,0.0201
2011,0.163,0.028399999999999998,0.0049299999999999995,0.000585,0.0205
2012,0.169,0.0273,0.0048200000000000005,0.00061,0.0209
2013,0.183,0.0399,0.00481,0.000622,0.019899999999999998
2014,0.15,0.0352,0.0049299999999999995,0.000584,0.020300000000000002
2015,0.147,0.0294,0.004900000000000001,0.000575,0.019899999999999998
2016,0.149,0.0296,0.00487,0.000554,0.0202
2017,0.151,0.0324,0.004860000000000001,0.000541,0.0193
2018,0.145,0.0329,0.00438,0.0005290000000000001,0.019600000000000003