year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,0.0235,0.00022600000000000002,0.0067800000000000004,3.15e-19,0.00068
1851,0.0247,0.000241,0.006809999999999999,1.93e-05,0.0007
1852,0.026,0.000257,0.00684,3.86e-05,0.0007199999999999999
1853,0.027399999999999997,0.00027400000000000005,0.00687,5.79e-05,0.000739
1854,0.0289,0.000292,0.006900000000000001,7.73e-05,0.000758
1855,0.0305,0.00031,0.0069299999999999995,9.66e-05,0.000776
1856,0.032100000000000004,0.00032900000000000003,0.00696,0.000116,0.000794
1857,0.0338,0.00034899999999999997,0.0069900000000000006,0.000135,0.0008110000000000001
1858,0.0356,0.00036899999999999997,0.007030000000000001,0.000155,0.000828
1859,0.037399999999999996,0.00039,0.0070599999999999994,0.000174,0.000843
1860,0.039299999999999995,0.00041099999999999996,0.0070999999999999995,0.000193,0.000858
1861,0.0412,0.000433,0.00713,0.000212,0.0008719999999999999
1862,0.0433,0.000456,0.00717,0.000232,0.000886
1863,0.045399999999999996,0.00047999999999999996,0.00721,0.000251,0.0009
1864,0.0476,0.000505,0.00725,0.00027,0.0009130000000000001
1865,0.05,0.00053,0.0073,0.00029,0.0009260000000000001
1866,0.052399999999999995,0.0005570000000000001,0.00734,0.000309,0.00094
1867,0.0549,0.000585,0.00739,0.000328,0.000953
1868,0.0576,0.000614,0.00744,0.000348,0.000966
1869,0.0603,0.000643,0.00749,0.000367,0.000979
1870,0.0632,0.000674,0.00754,0.000386,0.000992
1871,0.06620000000000001,0.000707,0.0075899999999999995,0.000406,0.00101
1872,0.0695,0.000741,0.00766,0.000425,0.00103
1873,0.0729,0.000778,0.007719999999999999,0.000444,0.00106
1874,0.0765,0.000816,0.00779,0.000464,0.00109
1875,0.0803,0.000855,0.00787,0.000483,0.00113
1876,0.0842,0.000896,0.00795,0.000502,0.00116
1877,0.0882,0.0009379999999999999,0.00802,0.000521,0.0012
1878,0.0923,0.000982,0.0081,0.000541,0.00123
1879,0.09659999999999999,0.00103,0.00817,0.0005600000000000001,0.00126
1880,0.101,0.00107,0.00824,0.000579,0.00128
1881,0.105,0.0011200000000000001,0.00831,0.0005989999999999999,0.0012900000000000001
1882,0.11,0.00116,0.00838,0.000618,0.00131
1883,0.114,0.00121,0.00845,0.000637,0.00133
1884,0.119,0.00126,0.00851,0.000657,0.00134
1885,0.124,0.00131,0.00858,0.0006760000000000001,0.00135
1886,0.129,0.00136,0.00865,0.000695,0.0013700000000000001
1887,0.135,0.0014199999999999998,0.00872,0.0007149999999999999,0.00138
1888,0.14,0.00148,0.00879,0.000734,0.0014
1889,0.146,0.0015300000000000001,0.00886,0.000753,0.00141
1890,0.166,0.00157,0.00907,0.000773,0.0014399999999999999
1891,0.173,0.00159,0.00908,0.0007920000000000001,0.00145
1892,0.181,0.0016,0.0091,0.0008110000000000001,0.00145
1893,0.19,0.0016200000000000001,0.009130000000000001,0.00083,0.00145
1894,0.199,0.00164,0.00917,0.00085,0.00146
1895,0.209,0.0016699999999999998,0.00922,0.000869,0.00146
1896,0.22,0.0016899999999999999,0.00928,0.000888,0.00147
1897,0.232,0.00172,0.00934,0.0009080000000000001,0.00147
1898,0.244,0.00175,0.00941,0.0009270000000000001,0.00148
1899,0.256,0.0017800000000000001,0.00948,0.0009459999999999999,0.00149
1900,0.269,0.00181,0.00956,0.000966,0.00149
1901,0.283,0.00184,0.00965,0.000985,0.0015
1902,0.298,0.00188,0.009779999999999999,0.001,0.00151
1903,0.315,0.0019299999999999999,0.00994,0.00102,0.00152
1904,0.332,0.00198,0.0101,0.0010400000000000001,0.0015300000000000001
1905,0.351,0.0020299999999999997,0.0103,0.00106,0.00155
1906,0.37,0.00209,0.0105,0.00108,0.00156
1907,0.389,0.00214,0.0108,0.0011,0.00158
1908,0.408,0.00218,0.011,0.0011200000000000001,0.00159
1909,0.428,0.00222,0.0112,0.00114,0.0016
1910,0.447,0.00226,0.0114,0.00116,0.0016200000000000001
1911,0.467,0.00228,0.0116,0.0011799999999999998,0.00163
1912,0.49,0.00231,0.011800000000000001,0.0012,0.00164
1913,0.515,0.00233,0.012,0.00122,0.00166
1914,0.54,0.00235,0.012199999999999999,0.00124,0.0016699999999999998
1915,0.564,0.00237,0.0125,0.00126,0.0016799999999999999
1916,0.588,0.00239,0.0127,0.00127,0.0016899999999999999
1917,0.609,0.0024100000000000002,0.0129,0.0012900000000000001,0.00171
1918,0.628,0.0024300000000000003,0.013099999999999999,0.00131,0.00172
1919,0.643,0.00246,0.0134,0.00133,0.00175
1920,0.653,0.00249,0.0136,0.00135,0.00177
1921,0.66,0.00254,0.013800000000000002,0.0013700000000000001,0.00182
1922,0.666,0.00262,0.0141,0.00139,0.00191
1923,0.671,0.0027400000000000002,0.0143,0.00141,0.00204
1924,0.675,0.00287,0.0146,0.0014299999999999998,0.00219
1925,0.679,0.00304,0.0149,0.00145,0.0023599999999999997
1926,0.684,0.00322,0.015099999999999999,0.00147,0.00254
1927,0.689,0.00342,0.0154,0.00149,0.00272
1928,0.696,0.00364,0.0157,0.00151,0.00289
1929,0.703,0.0038599999999999997,0.016,0.0015300000000000001,0.00304
1930,0.713,0.0040999999999999995,0.016300000000000002,0.00155,0.00317
1931,0.771,0.00438,0.0165,0.00156,0.00329
1932,0.913,0.00474,0.016800000000000002,0.00158,0.0033900000000000002
1933,0.0358,0.00517,0.0171,0.0016,0.00349
1934,0.147,0.00567,0.0174,0.0016200000000000001,0.0035800000000000003
1935,0.56,0.00623,0.0178,0.00164,0.00368
1936,1.98,0.006849999999999999,0.0181,0.00166,0.00379
1937,3.29,0.00753,0.0184,0.0016799999999999999,0.0038900000000000002
1938,3.51,0.00827,0.018699999999999998,0.0017,0.0039900000000000005
1939,3.22,0.00906,0.019100000000000002,0.00172,0.00409
1940,3.01,0.009890000000000001,0.0195,0.00174,0.00419
1941,2.9,0.0109,0.0198,0.00176,0.00432
1942,2.67,0.0123,0.0202,0.0017800000000000001,0.00447
1943,2.82,0.013900000000000001,0.0206,0.0018,0.00466
1944,2.88,0.0159,0.021,0.00182,0.004860000000000001
1945,3.14,0.0181,0.0215,0.00183,0.00507
1946,3.45,0.0206,0.0219,0.00185,0.00529
1947,4.05,0.023399999999999997,0.0224,0.0018700000000000001,0.00551
1948,4.69,0.0263,0.023,0.00189,0.005719999999999999
1949,4.73,0.0296,0.023600000000000003,0.00191,0.00592
1950,1.51,0.033,0.024300000000000002,0.0019299999999999999,0.00607
1951,1.32,0.0371,0.0252,0.00195,0.00626
1952,1.44,0.0425,0.0263,0.00197,0.0065
1953,1.17,0.0489,0.027600000000000003,0.00199,0.0067599999999999995
1954,1.23,0.0564,0.0291,0.0020099999999999996,0.00705
1955,1.61,0.06470000000000001,0.0308,0.0020299999999999997,0.00734
1956,1.28,0.07379999999999999,0.032600000000000004,0.0020499999999999997,0.0076100000000000004
1957,1.0,0.0835,0.0345,0.00207,0.00786
1958,1.56,0.0938,0.0364,0.00209,0.00807
1959,1.61,0.105,0.0384,0.00211,0.00822
1960,0.903,0.116,0.0405,0.00212,0.008289999999999999
1961,2.13,0.127,0.0426,0.00214,0.00905
1962,1.97,0.14,0.044899999999999995,0.00216,0.00922
1963,1.6,0.155,0.0475,0.00218,0.009380000000000001
1964,2.04,0.17,0.0501,0.0022,0.00954
1965,1.71,0.188,0.052899999999999996,0.00222,0.009699999999999999
1966,1.18,0.207,0.0557,0.0022400000000000002,0.0109
1967,1.6,0.228,0.0586,0.00226,0.011
1968,1.79,0.25,0.061399999999999996,0.00228,0.011
1969,2.06,0.275,0.06409999999999999,0.0023,0.0112
1970,3.5,0.298,0.0704,0.0067599999999999995,0.011300000000000001
1971,3.95,0.361,0.076,0.0067599999999999995,0.011699999999999999
1972,4.62,2.15,0.07940000000000001,0.00796,0.0129
1973,6.63,1.85,0.0834,0.010199999999999999,0.014
1974,6.65,2.11,0.0875,0.0125,0.0124
1975,6.92,2.12,0.09179999999999999,0.0152,0.0135
1976,7.81,2.25,0.098,0.0179,0.013699999999999999
1977,8.86,2.26,0.105,0.0211,0.0147
1978,9.19,2.33,0.111,0.0232,0.015
1979,9.64,2.41,0.118,0.023899999999999998,0.0169
1980,9.4,2.43,0.124,0.024399999999999998,0.0166
1981,10.2,2.57,0.129,0.027,0.0184
1982,11.4,3.25,0.134,0.0295,0.0178
1983,9.77,3.26,0.138,0.0334,0.019
1984,10.9,3.42,0.142,0.0367,0.020300000000000002
1985,12.0,2.97,0.182,0.038700000000000005,0.0225
1986,13.1,3.66,0.245,0.042,0.0295
1987,13.5,3.6,0.277,0.042,0.0265
1988,14.2,3.79,0.3,0.0441,0.0317
1989,13.9,3.79,0.302,0.0456,0.0354
1990,14.6,4.33,0.325,0.048,0.0365
1991,14.0,1.75,0.327,0.0471,0.0357
1992,13.2,1.96,0.337,0.056,0.0361
1993,17.1,2.35,0.345,0.060200000000000004,0.0348
1994,17.3,2.13,0.349,0.061700000000000005,0.0339
1995,17.4,2.15,0.361,0.062299999999999994,0.0318
1996,18.3,2.07,0.363,0.062299999999999994,0.0341
1997,20.2,2.26,0.387,0.062299999999999994,0.0344
1998,21.4,2.17,0.376,0.06620000000000001,0.0371
1999,21.1,2.25,0.398,0.0638,0.0351
2000,21.9,2.1,0.393,0.06470000000000001,0.033600000000000005
2001,17.3,2.21,0.421,0.0659,0.0322
2002,19.2,2.15,0.433,0.07,0.046299999999999994
2003,20.1,2.03,0.429,0.0733,0.0504
2004,21.0,2.17,0.446,0.0727,0.0544
2005,23.2,2.68,0.456,0.07959999999999999,0.0512
2006,23.0,3.04,0.484,0.08940000000000001,0.0508
2007,31.2,2.95,0.503,0.0834,0.040799999999999996
2008,34.3,3.01,0.531,0.082,0.044
2009,32.6,3.17,0.563,0.0787,0.0381
2010,33.6,3.28,0.581,0.07659999999999999,0.0506
2011,33.0,3.45,0.599,0.07659999999999999,0.056
2012,30.9,3.35,0.6,0.0778,0.0555
2013,36.0,3.7,0.634,0.0849,0.0574
2014,36.1,3.81,0.641,0.08940000000000001,0.0589
2015,28.4,3.73,0.578,0.0897,0.047799999999999995
2016,28.9,3.92,0.66,0.0885,0.0349
2017,29.7,3.91,0.677,0.0897,0.035
2018,29.2,3.91,0.694,0.09079999999999999,0.053