year,IPC1,IPC2,IPC4,IPCMAG
1850,0.00031800000000000003,1.46e-06,0.0029,0.0111
1851,0.00032,1.5800000000000001e-06,0.00294,0.0111
1852,0.000325,1.72e-06,0.00297,0.0111
1853,0.000333,1.88e-06,0.0030099999999999997,0.0111
1854,0.000345,2.0500000000000003e-06,0.0030499999999999998,0.0111
1855,0.000359,2.2399999999999997e-06,0.0030800000000000003,0.0111
1856,0.000377,2.44e-06,0.00312,0.0111
1857,0.000397,2.6700000000000003e-06,0.00315,0.0111
1858,0.00041999999999999996,2.8999999999999998e-06,0.00318,0.0111
1859,0.000446,3.15e-06,0.00322,0.0112
1860,0.000475,3.42e-06,0.00325,0.0112
1861,0.000507,3.6900000000000002e-06,0.00328,0.0112
1862,0.00054,3.98e-06,0.00331,0.0112
1863,0.0005769999999999999,4.2900000000000004e-06,0.00333,0.0112
1864,0.000616,4.6e-06,0.0033599999999999997,0.0112
1865,0.000657,4.93e-06,0.0033799999999999998,0.0112
1866,0.0007,5.27e-06,0.0034100000000000003,0.0112
1867,0.000746,5.62e-06,0.00344,0.011300000000000001
1868,0.000794,5.989999999999999e-06,0.00347,0.011300000000000001
1869,0.000843,6.36e-06,0.0035,0.011300000000000001
1870,0.0008950000000000001,6.740000000000001e-06,0.0035299999999999997,0.011300000000000001
1871,0.000949,7.13e-06,0.00357,0.011300000000000001
1872,0.001,7.53e-06,0.00361,0.0114
1873,0.00106,7.939999999999999e-06,0.00365,0.0114
1874,0.0011200000000000001,8.36e-06,0.0037,0.0114
1875,0.0011799999999999998,8.789999999999999e-06,0.00375,0.0114
1876,0.00124,9.220000000000002e-06,0.0038,0.0115
1877,0.00131,9.66e-06,0.00385,0.0115
1878,0.0013700000000000001,1.01e-05,0.0039,0.0115
1879,0.0014399999999999999,1.06e-05,0.00395,0.0115
1880,0.0015,1.1e-05,0.004,0.0116
1881,0.00157,1.15e-05,0.00405,0.0116
1882,0.00164,1.2e-05,0.0040999999999999995,0.0116
1883,0.00171,1.24e-05,0.00415,0.011699999999999999
1884,0.0017800000000000001,1.29e-05,0.00421,0.011699999999999999
1885,0.00186,1.34e-05,0.00426,0.011699999999999999
1886,0.0019299999999999999,1.3899999999999999e-05,0.00431,0.011800000000000001
1887,0.002,1.44e-05,0.00436,0.011800000000000001
1888,0.0020800000000000003,1.49e-05,0.00441,0.011800000000000001
1889,0.00215,1.54e-05,0.00447,0.0119
1890,0.00232,2.4e-05,0.00455,0.0127
1891,0.0024,2.57e-05,0.00455,0.0119
1892,0.00248,2.7799999999999998e-05,0.00456,0.0111
1893,0.00257,3.0200000000000002e-05,0.00457,0.0104
1894,0.00266,3.29e-05,0.00458,0.009710000000000002
1895,0.00276,3.5999999999999994e-05,0.0045899999999999995,0.0091
1896,0.00285,3.93e-05,0.00461,0.00857
1897,0.0029500000000000004,4.28e-05,0.00463,0.008140000000000001
1898,0.0030600000000000002,4.65e-05,0.0046500000000000005,0.00782
1899,0.00316,5.04e-05,0.00468,0.00762
1900,0.00327,5.4499999999999997e-05,0.00471,0.007549999999999999
1901,0.0034,5.92e-05,0.00474,0.00756
1902,0.0035499999999999998,6.500000000000001e-05,0.00479,0.0075899999999999995
1903,0.0037099999999999998,7.159999999999999e-05,0.004860000000000001,0.00764
1904,0.0038799999999999998,7.87e-05,0.00495,0.0077
1905,0.00405,8.609999999999999e-05,0.00504,0.00779
1906,0.00421,9.34e-05,0.00515,0.00788
1907,0.00435,0.0001,0.0052699999999999995,0.008
1908,0.00447,0.000107,0.00539,0.00813
1909,0.00455,0.000112,0.00551,0.00827
1910,0.0045899999999999995,0.000116,0.0056500000000000005,0.00843
1911,0.00458,0.00011999999999999999,0.0058,0.00886
1912,0.00453,0.000122,0.00598,0.00977
1913,0.00444,0.000125,0.00619,0.0111
1914,0.00434,0.000127,0.00642,0.0127
1915,0.00423,0.000129,0.00667,0.0147
1916,0.00412,0.000131,0.00692,0.016800000000000002
1917,0.00401,0.000133,0.00717,0.019
1918,0.00393,0.000136,0.0074199999999999995,0.0213
1919,0.0038799999999999998,0.00013800000000000002,0.00766,0.023600000000000003
1920,0.00387,0.00014099999999999998,0.00788,0.0258
1921,0.0038900000000000002,0.00014399999999999998,0.00808,0.028300000000000002
1922,0.00394,0.000147,0.00828,0.0314
1923,0.00401,0.00015099999999999998,0.00846,0.0349
1924,0.0040999999999999995,0.000154,0.00864,0.038700000000000005
1925,0.004200000000000001,0.000158,0.00882,0.0424
1926,0.00432,0.000162,0.00901,0.045899999999999996
1927,0.00445,0.00016700000000000002,0.0092,0.0489
1928,0.00458,0.00017199999999999998,0.00941,0.0514
1929,0.004730000000000001,0.000177,0.009640000000000001,0.053
1930,0.00487,0.000182,0.009880000000000002,0.0536
1931,0.00508,0.000189,0.010199999999999999,0.052899999999999996
1932,0.0054,0.00019700000000000002,0.0105,0.0509
1933,0.005809999999999999,0.000206,0.0108,0.048100000000000004
1934,0.00626,0.000216,0.0111,0.0446
1935,0.006730000000000001,0.00022700000000000002,0.0115,0.040799999999999996
1936,0.00719,0.00023799999999999998,0.0119,0.037
1937,0.0076100000000000004,0.000249,0.0123,0.0335
1938,0.00796,0.00026000000000000003,0.0127,0.030600000000000002
1939,0.00821,0.00027,0.013099999999999999,0.0287
1940,0.00833,0.000279,0.0135,0.027899999999999998
1941,0.00838,0.00028799999999999995,0.013900000000000001,0.0286
1942,0.00846,0.00029499999999999996,0.0143,0.0304
1943,0.00856,0.00030199999999999997,0.0147,0.0332
1944,0.00867,0.000309,0.0152,0.0366
1945,0.00879,0.000316,0.0156,0.0404
1946,0.008919999999999999,0.000323,0.0161,0.0443
1947,0.00906,0.000331,0.0166,0.0482
1948,0.0092,0.00034,0.0171,0.0516
1949,0.009349999999999999,0.00035099999999999997,0.0176,0.0545
1950,0.00949,0.000363,0.0181,0.0564
1951,0.009710000000000002,0.000379,0.018699999999999998,0.0578
1952,0.01,0.00040100000000000004,0.0193,0.059
1953,0.0105,0.000428,0.02,0.060200000000000004
1954,0.011,0.000458,0.0207,0.061200000000000004
1955,0.0116,0.000492,0.0214,0.0621
1956,0.012199999999999999,0.000527,0.0221,0.063
1957,0.0128,0.0005639999999999999,0.0229,0.0638
1958,0.013300000000000001,0.0006,0.023600000000000003,0.06459999999999999
1959,0.013800000000000002,0.0006360000000000001,0.024300000000000002,0.0653
1960,0.014199999999999999,0.00067,0.025,0.066
1961,0.0145,0.0007019999999999999,0.0257,0.0717
1962,0.0147,0.000734,0.0264,0.0726
1963,0.0148,0.0007650000000000001,0.0272,0.0673
1964,0.0148,0.0007970000000000001,0.027899999999999998,0.0655
1965,0.0149,0.000829,0.0287,0.0669
1966,0.015099999999999999,0.0008629999999999999,0.0294,0.0693
1967,0.015300000000000001,0.0008990000000000001,0.03,0.0717
1968,0.0157,0.0009360000000000001,0.030699999999999998,0.0719
1969,0.017,0.000874,0.0329,0.0677
1970,0.0215,0.000848,0.030899999999999997,0.06570000000000001
1971,0.0216,0.000781,0.034,0.0676
1972,0.0206,0.0007920000000000001,0.0339,0.0684
1973,0.0218,0.00091,0.0344,0.0701
1974,0.022600000000000002,0.000911,0.032799999999999996,0.0735
1975,0.023899999999999998,0.000652,0.0327,0.0762
1976,0.0242,0.000684,0.0325,0.07590000000000001
1977,0.0254,0.0006969999999999999,0.0346,0.07479999999999999
1978,0.0269,0.000618,0.0375,0.07479999999999999
1979,0.028300000000000002,0.0007239999999999999,0.0365,0.0735
1980,0.0277,0.000633,0.0389,0.0724
1981,0.0324,0.000602,0.0389,0.0729
1982,0.0357,0.00045400000000000003,0.0394,0.0735
1983,0.0399,0.00039200000000000004,0.0394,0.0729
1984,0.0422,0.000482,0.040799999999999996,0.073
1985,0.0442,0.000483,0.0399,0.0712
1986,0.0451,0.00040899999999999997,0.0404,0.0692
1987,0.0455,0.000372,0.039799999999999995,0.0695
1988,0.0443,0.0005430000000000001,0.041299999999999996,0.0681
1989,0.045399999999999996,0.000526,0.0407,0.066
1990,0.0505,0.00040699999999999997,0.039,0.065
1991,0.0479,0.000342,0.0358,0.0629
1992,0.0515,5.4e-05,0.0366,0.052399999999999995
1993,0.0474,4.06e-05,0.0353,0.0533
1994,0.045200000000000004,0.000146,0.0375,0.0518
1995,0.0466,0.00026700000000000004,0.0368,0.0517
1996,0.0446,0.00022,0.0365,0.0528
1997,0.047700000000000006,0.000315,0.038299999999999994,0.0506
1998,0.048600000000000004,0.000314,0.0391,0.049100000000000005
1999,0.0466,0.000322,0.040100000000000004,0.045200000000000004
2000,0.048600000000000004,0.000307,0.040799999999999996,0.0461
2001,0.047700000000000006,0.000328,0.0414,0.048
2002,0.053399999999999996,0.000289,0.0418,0.0466
2003,0.054700000000000006,0.000358,0.0424,0.047200000000000006
2004,0.055799999999999995,0.000309,0.0396,0.044700000000000004
2005,0.056,0.000347,0.0353,0.0445
2006,0.0575,0.000312,0.0364,0.0437
2007,0.0593,0.000345,0.030100000000000002,0.0435
2008,0.0585,0.000211,0.032600000000000004,0.045200000000000004
2009,0.060700000000000004,0.000243,0.0312,0.0436
2010,0.0628,0.00019,0.0249,0.0436
2011,0.0637,0.00023,0.0218,0.043
2012,0.0611,0.00023,0.0235,0.042
2013,0.061799999999999994,0.00023,0.019899999999999998,0.0415
2014,0.0536,0.00023,0.019399999999999997,0.041299999999999996
2015,0.056799999999999996,0.00023,0.0195,0.0417
2016,0.06,0.000199,0.019399999999999997,0.0429
2017,0.060899999999999996,0.00019,0.018699999999999998,0.0429
2018,0.0586,0.000182,0.0173,0.0423