year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,0.000417,0.0,0.00028399999999999996,6.94e-19,0.00292
1851,0.000426,0.0,0.00029,4.27e-05,0.00298
1852,0.000435,0.0,0.000296,8.53e-05,0.00304
1853,0.000443,0.0,0.00030199999999999997,0.000128,0.0031
1854,0.000451,0.0,0.000307,0.000171,0.00315
1855,0.000458,0.0,0.000312,0.000213,0.0032
1856,0.000464,0.0,0.000316,0.000256,0.0032400000000000003
1857,0.00046899999999999996,0.0,0.000319,0.000299,0.00328
1858,0.00047299999999999995,0.0,0.000322,0.00034100000000000005,0.00331
1859,0.00047599999999999997,0.0,0.000324,0.000384,0.00333
1860,0.00047799999999999996,0.0,0.000325,0.00042699999999999997,0.0033399999999999997
1861,0.000479,0.0,0.000326,0.00046899999999999996,0.00335
1862,0.000479,0.0,0.000326,0.000512,0.00335
1863,0.00047999999999999996,0.0,0.00032700000000000003,0.000555,0.00335
1864,0.00047999999999999996,0.0,0.00032700000000000003,0.000597,0.0033599999999999997
1865,0.00047999999999999996,0.0,0.00032700000000000003,0.00064,0.0033599999999999997
1866,0.000481,0.0,0.00032700000000000003,0.000683,0.0033599999999999997
1867,0.000481,0.0,0.000328,0.000725,0.0033599999999999997
1868,0.000482,0.0,0.000328,0.000768,0.00337
1869,0.000482,0.0,0.000328,0.0008110000000000001,0.00337
1870,0.000483,0.0,0.00032900000000000003,0.000853,0.0033799999999999998
1871,0.000491,0.0,0.00033400000000000004,0.000896,0.0034300000000000003
1872,0.000512,0.0,0.000348,0.000939,0.0035800000000000003
1873,0.0005420000000000001,0.0,0.00036899999999999997,0.000982,0.00379
1874,0.000578,0.0,0.00039400000000000004,0.00102,0.00404
1875,0.000619,0.0,0.000421,0.00107,0.00432
1876,0.00066,0.0,0.000449,0.00111,0.00461
1877,0.000699,0.0,0.00047599999999999997,0.00115,0.004889999999999999
1878,0.000734,0.0,0.000499,0.0011899999999999999,0.00513
1879,0.00076,0.0,0.000518,0.00124,0.00532
1880,0.000777,0.0,0.0005290000000000001,0.00128,0.00543
1881,0.000786,0.0,0.000535,0.00132,0.00549
1882,0.000794,0.0,0.00054,0.0013700000000000001,0.00555
1883,0.0008,0.0,0.000545,0.00141,0.0055899999999999995
1884,0.0008060000000000001,0.0,0.000549,0.00145,0.00563
1885,0.0008110000000000001,0.0,0.0005520000000000001,0.00149,0.00567
1886,0.000815,0.0,0.000555,0.0015400000000000001,0.0057
1887,0.00082,0.0,0.000558,0.00158,0.005730000000000001
1888,0.000825,0.0,0.0005620000000000001,0.0016200000000000001,0.00577
1889,0.0008309999999999999,0.0,0.000566,0.00166,0.005809999999999999
1890,0.000958,0.0,0.00057,0.00171,0.00512
1891,0.000993,0.0,0.000575,0.00175,0.00583
1892,0.00103,0.0,0.00058,0.0017900000000000001,0.0065
1893,0.00107,0.0,0.000585,0.00184,0.0071200000000000005
1894,0.0011200000000000001,0.0,0.0005899999999999999,0.00188,0.007679999999999999
1895,0.00116,0.0,0.0005949999999999999,0.0019199999999999998,0.00817
1896,0.00121,0.0,0.000601,0.00196,0.00859
1897,0.00126,0.0,0.000607,0.0020099999999999996,0.008919999999999999
1898,0.00132,0.0,0.000614,0.0020499999999999997,0.00917
1899,0.0013700000000000001,0.0,0.000621,0.00209,0.00933
1900,0.0014299999999999998,0.0,0.000629,0.00213,0.009380000000000001
1901,0.00149,0.0,0.000638,0.00218,0.00933
1902,0.00156,0.0,0.000648,0.00222,0.009179999999999999
1903,0.00164,0.0,0.00066,0.00226,0.00897
1904,0.00173,0.0,0.0006730000000000001,0.0023,0.00871
1905,0.00181,0.0,0.000687,0.00235,0.00843
1906,0.00189,0.0,0.0007009999999999999,0.00239,0.008140000000000001
1907,0.00197,0.0,0.0007149999999999999,0.0024300000000000003,0.00788
1908,0.0020499999999999997,0.0,0.0007289999999999999,0.00248,0.00767
1909,0.00211,0.0,0.000743,0.00252,0.00752
1910,0.00217,0.0,0.000756,0.00256,0.00747
1911,0.00221,0.0,0.000769,0.0026,0.0074800000000000005
1912,0.00225,0.0,0.000781,0.00265,0.00749
1913,0.00229,0.0,0.000794,0.00269,0.00752
1914,0.00232,0.0,0.0008060000000000001,0.00273,0.007549999999999999
1915,0.00235,0.0,0.000819,0.00277,0.0075899999999999995
1916,0.0023799999999999997,0.0,0.0008309999999999999,0.00282,0.00764
1917,0.0024100000000000002,0.0,0.000844,0.0028599999999999997,0.0077
1918,0.00244,0.0,0.000857,0.0029,0.00775
1919,0.00248,0.0,0.00087,0.00294,0.007809999999999999
1920,0.00252,0.0,0.000882,0.00299,0.00788
1921,0.00257,0.0,0.000896,0.0030299999999999997,0.00795
1922,0.00263,0.0,0.000909,0.00307,0.00805
1923,0.00271,0.0,0.000923,0.00312,0.00818
1924,0.00278,0.0,0.000937,0.00316,0.008320000000000001
1925,0.0028599999999999997,0.0,0.0009509999999999999,0.0032,0.00847
1926,0.0029300000000000003,0.0,0.000964,0.0032400000000000003,0.00863
1927,0.003,0.0,0.000978,0.00329,0.00879
1928,0.0030600000000000002,0.0,0.000991,0.00333,0.008960000000000001
1929,0.0031,0.0,0.001,0.00337,0.00911
1930,0.00313,0.0,0.00101,0.0034100000000000003,0.00926
1931,0.00314,6.23e-05,0.00103,0.00346,0.00942
1932,0.00316,0.000236,0.00103,0.0035,0.009609999999999999
1933,0.00317,0.000501,0.0010400000000000001,0.00354,0.009800000000000001
1934,0.00319,0.000839,0.0010500000000000002,0.0035800000000000003,0.01
1935,0.0032,0.00123,0.00106,0.00363,0.010199999999999999
1936,0.00321,0.00165,0.00106,0.00367,0.0104
1937,0.00321,0.00209,0.00107,0.0037099999999999998,0.0105
1938,0.00322,0.00252,0.00108,0.00376,0.0107
1939,0.00322,0.00292,0.0011,0.0038,0.0107
1940,0.00322,0.00328,0.00111,0.0038399999999999997,0.0108
1941,0.00322,0.0035800000000000003,0.00115,0.0038799999999999998,0.0114
1942,0.0032,0.0038599999999999997,0.00123,0.00393,0.013099999999999999
1943,0.00316,0.00412,0.00133,0.0039700000000000004,0.0156
1944,0.00313,0.00437,0.00145,0.00401,0.018600000000000002
1945,0.00309,0.00463,0.00158,0.00405,0.0219
1946,0.0030499999999999998,0.00492,0.00172,0.0040999999999999995,0.0253
1947,0.0030099999999999997,0.00524,0.00185,0.00414,0.028399999999999998
1948,0.00298,0.00561,0.00198,0.00418,0.030899999999999997
1949,0.00296,0.00604,0.00209,0.00422,0.032799999999999996
1950,0.0029500000000000004,0.006549999999999999,0.00217,0.0042699999999999995,0.033600000000000005
1951,0.00296,0.00731,0.0022299999999999998,0.00431,0.0338
1952,0.003,0.00845,0.00228,0.00435,0.034
1953,0.0030499999999999998,0.00991,0.00232,0.0044,0.0342
1954,0.00312,0.0116,0.0023599999999999997,0.00444,0.0345
1955,0.00321,0.0136,0.0024,0.0044800000000000005,0.0348
1956,0.0033,0.0156,0.00244,0.00452,0.035
1957,0.0033900000000000002,0.0178,0.00248,0.00457,0.0353
1958,0.00348,0.019899999999999998,0.00252,0.00461,0.0356
1959,0.00357,0.0221,0.0025800000000000003,0.0046500000000000005,0.036
1960,0.00366,0.0241,0.00264,0.004690000000000001,0.0363
1961,0.0037400000000000003,0.026199999999999998,0.00273,0.00474,0.038700000000000005
1962,0.00385,0.0285,0.0028399999999999996,0.00478,0.039
1963,0.00396,0.031,0.00298,0.0048200000000000005,0.0381
1964,0.00408,0.0335,0.00313,0.004860000000000001,0.037899999999999996
1965,0.00419,0.036,0.00329,0.00491,0.0405
1966,0.0043,0.0385,0.0034500000000000004,0.00495,0.041100000000000005
1967,0.00439,0.0409,0.00361,0.0049900000000000005,0.0416
1968,0.00447,0.0431,0.00376,0.00504,0.0426
1969,0.00452,0.0394,0.0038900000000000002,0.00508,0.0448
1970,0.0045,0.0384,0.00378,0.00475,0.0455
1971,0.0047,0.037700000000000004,0.0038,0.00496,0.0443
1972,0.004889999999999999,0.0355,0.00382,0.00524,0.0451
1973,0.00508,0.0384,0.004,0.00563,0.045200000000000004
1974,0.0050999999999999995,0.038,0.00392,0.00556,0.0448
1975,0.00498,0.033600000000000005,0.00393,0.00539,0.0455
1976,0.00513,0.033600000000000005,0.00394,0.005679999999999999,0.045399999999999996
1977,0.00523,0.0297,0.00401,0.0056500000000000005,0.0479
1978,0.00539,0.0299,0.00413,0.0058200000000000005,0.0533
1979,0.00579,0.0292,0.00429,0.00617,0.055
1980,0.00583,0.0255,0.00434,0.00623,0.0533
1981,0.005719999999999999,0.0261,0.00423,0.006059999999999999,0.053
1982,0.0057599999999999995,0.0218,0.0041600000000000005,0.0059900000000000005,0.052700000000000004
1983,0.005690000000000001,0.019,0.0041600000000000005,0.00588,0.0518
1984,0.00584,0.0171,0.00424,0.0058200000000000005,0.0554
1985,0.006030000000000001,0.0172,0.00431,0.00587,0.055799999999999995
1986,0.00604,0.018,0.00435,0.00591,0.054799999999999995
1987,0.00643,0.022,0.00435,0.00624,0.055600000000000004
1988,0.00661,0.0248,0.00439,0.00632,0.052899999999999996
1989,0.0073,0.0254,0.00439,0.0065899999999999995,0.0508
1990,0.00723,0.0256,0.00429,0.00663,0.052
1991,0.00713,0.0268,0.00431,0.0066,0.0511
1992,0.0075,0.0252,0.00428,0.00679,0.0506
1993,0.00788,0.0254,0.00423,0.006730000000000001,0.0494
1994,0.00809,0.0241,0.0043,0.00666,0.048299999999999996
1995,0.00848,0.027100000000000003,0.00428,0.00684,0.0476
1996,0.00855,0.0264,0.00435,0.00675,0.048600000000000004
1997,0.00858,0.0265,0.00447,0.00661,0.047200000000000006
1998,0.00878,0.0268,0.0045899999999999995,0.00651,0.0475
1999,0.0088,0.027600000000000003,0.0046500000000000005,0.00647,0.047799999999999995
2000,0.00881,0.0296,0.00622,0.00619,0.0469
2001,0.00898,0.030100000000000002,0.0062699999999999995,0.006030000000000001,0.0423
2002,0.00929,0.0296,0.00641,0.00605,0.0456
2003,0.009779999999999999,0.027399999999999997,0.00641,0.00614,0.0444
2004,0.0109,0.0263,0.00641,0.005900000000000001,0.0458
2005,0.0111,0.024300000000000002,0.00654,0.005730000000000001,0.0436
2006,0.0112,0.00715,0.00667,0.0056,0.0432
2007,0.0114,0.00608,0.0068200000000000005,0.00536,0.0435
2008,0.0112,0.0035299999999999997,0.0067599999999999995,0.00519,0.0414
2009,0.0107,0.00316,0.0067800000000000004,0.0047,0.0373
2010,0.0105,0.0028399999999999996,0.00694,0.00464,0.037200000000000004
2011,0.010199999999999999,0.00271,0.007030000000000001,0.00454,0.037200000000000004
2012,0.0103,0.00268,0.0069900000000000006,0.0044,0.038799999999999994
2013,0.0101,0.00269,0.00701,0.00428,0.038700000000000005
2014,0.009980000000000001,0.00271,0.00707,0.00423,0.0381
2015,0.0101,0.00259,0.00698,0.00431,0.0385
2016,0.009859999999999999,0.00256,0.007019999999999999,0.00387,0.039
2017,0.009970000000000001,0.0028599999999999997,0.0069900000000000006,0.0037099999999999998,0.038700000000000005
2018,0.00994,0.00273,0.0069500000000000004,0.0035499999999999998,0.0385