year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,0.000726,0.0,0.000215,1.15e-18,0.006679999999999999
1851,0.000741,0.0,0.000219,7.06e-05,0.0068200000000000005
1852,0.000756,0.0,0.000223,0.00014099999999999998,0.00696
1853,0.0007700000000000001,0.0,0.000228,0.000212,0.00709
1854,0.0007840000000000001,0.0,0.000232,0.00028199999999999997,0.00721
1855,0.000796,0.0,0.000235,0.00035299999999999996,0.00733
1856,0.0008070000000000001,0.0,0.00023799999999999998,0.000424,0.00743
1857,0.000816,0.0,0.000241,0.000494,0.00751
1858,0.000823,0.0,0.000243,0.000565,0.00758
1859,0.000828,0.0,0.000245,0.000635,0.00763
1860,0.0008309999999999999,0.0,0.000246,0.0007059999999999999,0.0076500000000000005
1861,0.000833,0.0,0.000246,0.000777,0.00767
1862,0.000834,0.0,0.000246,0.000847,0.007679999999999999
1863,0.0008349999999999999,0.0,0.000247,0.0009180000000000001,0.007679999999999999
1864,0.0008349999999999999,0.0,0.000247,0.000988,0.007690000000000001
1865,0.0008359999999999999,0.0,0.000247,0.00106,0.007690000000000001
1866,0.0008359999999999999,0.0,0.000247,0.00113,0.0077
1867,0.000837,0.0,0.000247,0.0012,0.0077
1868,0.000838,0.0,0.000247,0.00127,0.00771
1869,0.000839,0.0,0.000248,0.00134,0.007719999999999999
1870,0.0008399999999999999,0.0,0.000248,0.00141,0.007730000000000001
1871,0.0008539999999999999,0.0,0.000252,0.00148,0.00786
1872,0.0008900000000000001,0.0,0.000263,0.00155,0.00819
1873,0.0009419999999999999,0.0,0.00027800000000000004,0.0016200000000000001,0.00867
1874,0.00101,0.0,0.000297,0.0016899999999999999,0.00926
1875,0.00108,0.0,0.00031800000000000003,0.00177,0.0099
1876,0.00115,0.0,0.000339,0.00184,0.0106
1877,0.00122,0.0,0.000359,0.00191,0.0112
1878,0.00128,0.0,0.000377,0.00198,0.011699999999999999
1879,0.00132,0.0,0.000391,0.0020499999999999997,0.012199999999999999
1880,0.00135,0.0,0.000399,0.00212,0.0124
1881,0.0013700000000000001,0.0,0.000404,0.00219,0.0126
1882,0.00138,0.0,0.000408,0.00226,0.0127
1883,0.00139,0.0,0.00041099999999999996,0.00233,0.0128
1884,0.0014,0.0,0.000414,0.0024,0.0129
1885,0.00141,0.0,0.000417,0.0024700000000000004,0.013
1886,0.0014199999999999998,0.0,0.000419,0.00254,0.013099999999999999
1887,0.0014299999999999998,0.0,0.000421,0.00261,0.013099999999999999
1888,0.0014399999999999999,0.0,0.000424,0.00268,0.0132
1889,0.00145,0.0,0.00042699999999999997,0.00275,0.013300000000000001
1890,0.0016699999999999998,0.0,0.00043,0.00282,0.013900000000000001
1891,0.00173,0.0,0.000434,0.00289,0.0141
1892,0.0018,0.0,0.000438,0.00297,0.0143
1893,0.0018700000000000001,0.0,0.000442,0.00304,0.0145
1894,0.0019399999999999999,0.0,0.00044500000000000003,0.00311,0.0147
1895,0.00202,0.0,0.00045,0.00318,0.0149
1896,0.00211,0.0,0.00045400000000000003,0.00325,0.015099999999999999
1897,0.0022,0.0,0.000458,0.00332,0.015300000000000001
1898,0.00229,0.0,0.00046300000000000003,0.0033900000000000002,0.0154
1899,0.00239,0.0,0.00046899999999999996,0.00346,0.0156
1900,0.00249,0.0,0.000475,0.0035299999999999997,0.0158
1901,0.0026,0.0,0.000481,0.0036,0.016
1902,0.00272,0.0,0.000489,0.00367,0.0162
1903,0.0028599999999999997,0.0,0.000498,0.0037400000000000003,0.016300000000000002
1904,0.0030099999999999997,0.0,0.000508,0.00381,0.0165
1905,0.00316,0.0,0.000518,0.0038799999999999998,0.0167
1906,0.0033,0.0,0.0005290000000000001,0.00395,0.0169
1907,0.00344,0.0,0.00054,0.004019999999999999,0.017
1908,0.00357,0.0,0.00055,0.0040999999999999995,0.0172
1909,0.00369,0.0,0.0005610000000000001,0.00417,0.0174
1910,0.00378,0.0,0.000571,0.00424,0.0176
1911,0.0038599999999999997,0.0,0.00058,0.00431,0.0178
1912,0.00393,0.0,0.0005899999999999999,0.00438,0.018
1913,0.0039900000000000005,0.0,0.0005989999999999999,0.00445,0.0182
1914,0.00405,0.0,0.000609,0.00452,0.0184
1915,0.0040999999999999995,0.0,0.000618,0.0045899999999999995,0.018699999999999998
1916,0.00415,0.0,0.000628,0.00466,0.0189
1917,0.00421,0.0,0.000637,0.004730000000000001,0.019100000000000002
1918,0.00426,0.0,0.000647,0.0048,0.019399999999999997
1919,0.00432,0.0,0.000656,0.00487,0.019600000000000003
1920,0.00439,0.0,0.000666,0.004940000000000001,0.0198
1921,0.0044800000000000005,0.0,0.0006760000000000001,0.00501,0.02
1922,0.00458,0.0,0.0006860000000000001,0.00508,0.0202
1923,0.0047,0.0,0.0006969999999999999,0.00515,0.020399999999999998
1924,0.0048200000000000005,0.0,0.000707,0.00522,0.0206
1925,0.004940000000000001,0.0,0.000718,0.0053,0.0208
1926,0.00505,0.0,0.000728,0.00537,0.021
1927,0.00515,0.0,0.0007379999999999999,0.00544,0.0213
1928,0.00523,0.0,0.000748,0.00551,0.0215
1929,0.00528,0.0,0.000757,0.00558,0.0217
1930,0.0053,0.0,0.000766,0.0056500000000000005,0.0219
1931,0.0053,1.18e-05,0.0007740000000000001,0.005719999999999999,0.0221
1932,0.0053,4.4699999999999996e-05,0.00078,0.00579,0.0223
1933,0.0053,9.49e-05,0.000786,0.005860000000000001,0.0225
1934,0.0053,0.00015900000000000002,0.0007920000000000001,0.0059299999999999995,0.022699999999999998
1935,0.00529,0.00023300000000000003,0.0007970000000000001,0.006,0.0229
1936,0.00529,0.000313,0.000803,0.00607,0.023100000000000002
1937,0.00529,0.000395,0.0008100000000000001,0.00614,0.023399999999999997
1938,0.00529,0.00047599999999999997,0.0008179999999999999,0.00621,0.023600000000000003
1939,0.00529,0.0005520000000000001,0.000829,0.00628,0.0238
1940,0.00529,0.00062,0.000841,0.00635,0.024
1941,0.00539,0.0006770000000000001,0.00087,0.00643,0.0247
1942,0.00566,0.000726,0.000925,0.0065,0.026
1943,0.006059999999999999,0.000771,0.001,0.00657,0.027899999999999998
1944,0.00654,0.0008139999999999999,0.00109,0.00664,0.030199999999999998
1945,0.00707,0.00086,0.0011899999999999999,0.00671,0.0327
1946,0.0075899999999999995,0.000911,0.0013,0.0067800000000000004,0.0352
1947,0.00808,0.000971,0.0014,0.006849999999999999,0.0376
1948,0.00848,0.0010400000000000001,0.00149,0.00692,0.039799999999999995
1949,0.00875,0.00113,0.00157,0.0069900000000000006,0.0415
1950,0.00885,0.00124,0.00164,0.0070599999999999994,0.0425
1951,0.00883,0.00152,0.0016799999999999999,0.00713,0.0432
1952,0.00879,0.00211,0.00172,0.0072,0.0437
1953,0.00872,0.00294,0.00175,0.0072699999999999996,0.0443
1954,0.00865,0.0039900000000000005,0.0017800000000000001,0.00734,0.0448
1955,0.00856,0.00518,0.00181,0.00741,0.045200000000000004
1956,0.00848,0.00649,0.00184,0.0074800000000000005,0.0456
1957,0.008400000000000001,0.00785,0.0018700000000000001,0.007549999999999999,0.0461
1958,0.00834,0.00922,0.0019,0.00763,0.0465
1959,0.0083,0.0105,0.00195,0.0077,0.047
1960,0.00828,0.011800000000000001,0.00199,0.00777,0.0475
1961,0.00836,0.013,0.00206,0.00784,0.0476
1962,0.00857,0.0143,0.00215,0.00791,0.0511
1963,0.00888,0.0157,0.00225,0.007980000000000001,0.053200000000000004
1964,0.00928,0.0171,0.0023599999999999997,0.00805,0.053399999999999996
1965,0.009710000000000002,0.0185,0.00248,0.008119999999999999,0.0559
1966,0.010199999999999999,0.019899999999999998,0.00261,0.00819,0.058
1967,0.0106,0.0213,0.00273,0.00826,0.0569
1968,0.011,0.022600000000000002,0.0028399999999999996,0.00833,0.056100000000000004
1969,0.0114,0.0245,0.00294,0.008400000000000001,0.056299999999999996
1970,0.0101,0.025,0.00283,0.00789,0.055200000000000006
1971,0.0108,0.0258,0.0028399999999999996,0.008,0.0596
1972,0.0119,0.027100000000000003,0.0028599999999999997,0.008369999999999999,0.060700000000000004
1973,0.014199999999999999,0.0291,0.00289,0.00888,0.06409999999999999
1974,0.0152,0.030699999999999998,0.00294,0.008960000000000001,0.0643
1975,0.0154,0.029,0.0029,0.00846,0.0673
1976,0.0161,0.030199999999999998,0.0030099999999999997,0.00868,0.0695
1977,0.016800000000000002,0.034,0.00302,0.00875,0.071
1978,0.0183,0.0405,0.00298,0.00904,0.0712
1979,0.019600000000000003,0.0455,0.00298,0.009269999999999999,0.0692
1980,0.0205,0.0434,0.00298,0.0094,0.0732
1981,0.02,0.043,0.00299,0.009210000000000001,0.0761
1982,0.018699999999999998,0.033,0.0030499999999999998,0.00822,0.0787
1983,0.02,0.039700000000000006,0.003,0.00809,0.081
1984,0.0188,0.0466,0.0030299999999999997,0.00838,0.08120000000000001
1985,0.0188,0.0466,0.00309,0.00834,0.07959999999999999
1986,0.018600000000000002,0.0314,0.00312,0.008230000000000001,0.0792
1987,0.019,0.03,0.0032,0.00858,0.07840000000000001
1988,0.019899999999999998,0.0282,0.00317,0.00919,0.0747
1989,0.0206,0.0317,0.0032,0.00945,0.0787
1990,0.0206,0.0386,0.0030600000000000002,0.00916,0.08009999999999999
1991,0.0201,0.0362,0.00315,0.00889,0.08170000000000001
1992,0.0207,0.0362,0.00311,0.00897,0.0832
1993,0.0213,0.033299999999999996,0.00317,0.00868,0.0853
1994,0.0223,0.0395,0.00328,0.0089,0.0856
1995,0.022600000000000002,0.0391,0.00335,0.00901,0.09040000000000001
1996,0.0228,0.0417,0.00348,0.00903,0.09540000000000001
1997,0.023399999999999997,0.0335,0.0035800000000000003,0.009349999999999999,0.0928
1998,0.0237,0.0129,0.00369,0.00959,0.0963
1999,0.024399999999999998,0.00638,0.00378,0.00965,0.0953
2000,0.0246,0.00584,0.00457,0.009869999999999999,0.0916
2001,0.023399999999999997,0.0056500000000000005,0.0045899999999999995,0.00943,0.08979999999999999
2002,0.0225,0.00622,0.00463,0.00903,0.0922
2003,0.0222,0.00592,0.00464,0.00914,0.09440000000000001
2004,0.0218,0.0062,0.0046500000000000005,0.00914,0.0948
2005,0.0211,0.0058,0.0047,0.00902,0.0997
2006,0.021,0.00537,0.00475,0.00877,0.0906
2007,0.0219,0.00505,0.00471,0.00916,0.103
2008,0.0214,0.00421,0.0048,0.00883,0.101
2009,0.019100000000000002,0.00398,0.004849999999999999,0.00824,0.0978
2010,0.0201,0.00378,0.00491,0.00845,0.1
2011,0.0205,0.00412,0.0049299999999999995,0.008490000000000001,0.109
2012,0.020300000000000002,0.00382,0.00496,0.00843,0.116
2013,0.0207,0.00379,0.00501,0.00848,0.114
2014,0.0206,0.00379,0.00508,0.00842,0.112
2015,0.0208,0.0038599999999999997,0.00509,0.00824,0.112
2016,0.0207,0.0038,0.005059999999999999,0.008140000000000001,0.109
2017,0.0216,0.00379,0.00512,0.00807,0.111
2018,0.0222,0.00433,0.0051600000000000005,0.00799,0.117