year,IPC1,IPC2,IPC4,IPCMAG
1850,0.341,0.0126,0.00035299999999999996,0.000758
1851,0.312,0.0115,0.000322,0.0006929999999999999
1852,0.334,0.0123,0.000345,0.000742
1853,0.359,0.013300000000000001,0.000372,0.000799
1854,0.458,0.0169,0.000474,0.00102
1855,0.455,0.016800000000000002,0.00047,0.00101
1856,0.649,0.023899999999999998,0.000671,0.0014399999999999999
1857,0.664,0.0245,0.000687,0.00148
1858,0.491,0.0181,0.000508,0.00109
1859,0.627,0.023100000000000002,0.0006490000000000001,0.00139
1860,0.543,0.02,0.0005610000000000001,0.00121
1861,0.785,0.0289,0.000812,0.00174
1862,0.678,0.025,0.0007019999999999999,0.00151
1863,0.755,0.027899999999999998,0.000781,0.0016799999999999999
1864,0.649,0.023899999999999998,0.000671,0.0014399999999999999
1865,1.02,0.0375,0.0010500000000000002,0.00226
1866,0.939,0.0346,0.000971,0.00209
1867,0.917,0.0338,0.000948,0.00204
1868,1.09,0.04,0.0011200000000000001,0.0024100000000000002
1869,0.946,0.0349,0.000979,0.0021000000000000003
1870,1.14,0.0422,0.0011799999999999998,0.00254
1871,1.19,0.0438,0.00123,0.00264
1872,1.14,0.0421,0.0011799999999999998,0.00254
1873,1.15,0.0425,0.0011899999999999999,0.00256
1874,1.24,0.045899999999999996,0.0012900000000000001,0.00276
1875,1.46,0.0538,0.00151,0.0032400000000000003
1876,1.54,0.0569,0.0016,0.0034300000000000003
1877,1.53,0.056299999999999996,0.00158,0.0033900000000000002
1878,1.45,0.053399999999999996,0.0015,0.00322
1879,1.64,0.0603,0.0016899999999999999,0.00364
1880,1.86,0.0687,0.0019299999999999999,0.00414
1881,1.97,0.0728,0.00204,0.00439
1882,2.12,0.078,0.00219,0.0047
1883,2.43,0.0897,0.0025099999999999996,0.0054
1884,2.42,0.08929999999999999,0.0025,0.00538
1885,2.54,0.09359999999999999,0.00262,0.00564
1886,2.43,0.0897,0.0025099999999999996,0.0054
1887,2.49,0.092,0.0025800000000000003,0.00554
1888,2.81,0.103,0.0029,0.00624
1889,3.0,0.111,0.0031,0.00666
1890,2.87,0.108,0.00297,0.00638
1891,3.09,0.108,0.00319,0.006860000000000001
1892,3.18,0.108,0.00328,0.0070599999999999994
1893,3.0,0.109,0.0031,0.00667
1894,3.4,0.109,0.00352,0.00757
1895,3.53,0.109,0.00365,0.00784
1896,4.32,0.11,0.0044599999999999996,0.0096
1897,4.63,0.11,0.00479,0.0103
1898,4.81,0.111,0.00497,0.0107
1899,5.25,0.111,0.00544,0.011699999999999999
1900,5.15,0.112,0.00533,0.0115
1901,5.36,0.112,0.00555,0.0119
1902,5.51,0.113,0.0057,0.012199999999999999
1903,5.73,0.113,0.0059299999999999995,0.0127
1904,6.18,0.114,0.0064,0.013699999999999999
1905,6.01,0.115,0.00622,0.0134
1906,6.55,0.116,0.00677,0.0146
1907,5.84,0.116,0.00604,0.013
1908,7.24,0.117,0.00749,0.0161
1909,8.01,0.118,0.008289999999999999,0.0178
1910,7.36,0.119,0.0076100000000000004,0.016399999999999998
1911,7.84,0.12,0.00811,0.0174
1912,9.29,0.121,0.009609999999999999,0.0207
1913,9.53,0.123,0.009859999999999999,0.0212
1914,9.77,0.124,0.0101,0.0217
1915,10.5,0.125,0.0108,0.0233
1916,10.2,0.127,0.0106,0.022699999999999998
1917,7.44,0.129,0.0077,0.0165
1918,8.68,0.13,0.00898,0.0193
1919,8.24,0.133,0.00853,0.0183
1920,7.2,0.135,0.00745,0.016
1921,6.8,0.139,0.007030000000000001,0.015099999999999999
1922,9.66,0.145,0.00999,0.0215
1923,10.5,0.153,0.0109,0.023399999999999997
1924,12.4,0.162,0.0128,0.0275
1925,10.7,0.172,0.0111,0.023899999999999998
1926,10.5,0.183,0.0108,0.0233
1927,13.3,0.581,0.013800000000000002,0.0296
1928,12.2,0.59,0.0126,0.027100000000000003
1929,14.7,0.611,0.0152,0.032799999999999996
1930,13.4,0.609,0.013900000000000001,0.0299
1931,14.1,0.483,0.0146,0.0313
1932,13.2,0.445,0.013699999999999999,0.0294
1933,13.1,0.522,0.0136,0.0291
1934,14.3,0.64,0.0148,0.0317
1935,14.9,0.641,0.0154,0.033100000000000004
1936,15.4,0.668,0.0159,0.0342
1937,16.0,0.618,0.0165,0.0355
1938,14.3,0.608,0.0148,0.0319
1939,16.0,0.646,0.0165,0.0355
1940,14.6,0.526,0.015099999999999999,0.0325
1941,17.2,0.522,0.0178,0.038299999999999994
1942,16.3,0.535,0.016800000000000002,0.0362
1943,20.3,0.643,0.021,0.045200000000000004
1944,20.0,0.652,0.0207,0.0444
1945,14.0,0.446,0.0144,0.031
1946,17.4,0.59,0.018,0.038700000000000005
1947,21.2,0.662,0.0219,0.047
1948,16.7,0.739,0.0173,0.0371
1949,16.5,0.777,0.017,0.0366
1950,21.7,0.809,0.0225,0.048299999999999996
1951,21.6,0.88,0.0223,0.048
1952,22.5,1.02,0.0232,0.05
1953,22.8,1.07,0.0235,0.0506
1954,25.2,1.09,0.026,0.056
1955,26.8,1.15,0.0277,0.0595
1956,26.1,1.15,0.027,0.058
1957,24.7,1.19,0.0254,0.054700000000000006
1958,26.7,1.19,0.0275,0.0592
1959,25.8,1.4,0.026600000000000002,0.0571
1960,29.5,1.47,0.0304,0.06520000000000001
1961,31.5,1.59,0.0324,0.0697
1962,36.6,1.67,0.0378,0.08109999999999999
1963,40.5,1.68,0.0418,0.08979999999999999
1964,42.8,1.93,0.0442,0.09490000000000001
1965,43.9,2.05,0.0453,0.0974
1966,49.7,2.16,0.0513,0.11
1967,48.7,2.28,0.0502,0.108
1968,53.0,2.38,0.054700000000000006,0.118
1969,58.8,2.6,0.060700000000000004,0.131
1970,61.6,2.55,0.0567,0.145
1971,56.5,2.6,0.0567,0.166
1972,59.1,2.67,0.0567,0.187
1973,58.8,2.66,0.056799999999999996,0.208
1974,55.0,2.48,0.0569,0.227
1975,55.5,2.31,0.0569,0.25
1976,59.5,2.29,0.0569,0.272
1977,61.9,2.27,0.057,0.293
1978,60.8,2.49,0.057,0.314
1979,63.0,2.36,0.0571,0.336
1980,60.4,2.1,0.0571,0.358
1981,52.0,1.91,0.0571,0.379
1982,53.9,1.96,0.0572,0.402
1983,50.3,1.83,0.0572,0.424
1984,51.2,1.83,0.0573,0.444
1985,60.2,1.85,0.0574,0.464
1986,58.8,2.0,0.0577,0.484
1987,58.2,1.91,0.058,0.506
1988,55.4,1.8,0.0587,0.527
1989,48.9,1.96,0.0599,0.551
1990,50.7,1.78,0.0631,0.57
1991,60.5,2.06,0.068,0.546
1992,54.4,2.22,0.066,0.523
1993,57.0,2.11,0.0689,0.501
1994,60.9,2.21,0.072,0.476
1995,57.0,2.19,0.0761,0.449
1996,72.0,2.37,0.079,0.423
1997,61.3,2.35,0.0846,0.397
1998,59.4,2.35,0.0841,0.373
1999,55.4,2.29,0.09190000000000001,0.349
2000,51.6,2.34,0.09559999999999999,0.325
2001,53.2,2.25,0.102,0.301
2002,52.3,2.24,0.11,0.28
2003,56.3,2.09,0.115,0.256
2004,50.9,2.22,0.117,0.231
2005,47.4,2.11,0.118,0.209
2006,54.8,2.11,0.125,0.192
2007,50.2,2.04,0.124,0.162
2008,47.0,1.84,0.0997,0.135
2009,44.9,1.43,0.00378,0.121
2010,47.2,1.33,0.00381,0.083
2011,41.0,1.51,0.0038399999999999997,0.0732
2012,36.7,1.51,0.0038799999999999998,0.06459999999999999
2013,38.9,1.51,0.0038799999999999998,0.06459999999999999
2014,33.7,1.52,0.0038799999999999998,0.0581
2015,30.9,1.57,0.0038799999999999998,0.06459999999999999
2016,31.9,1.73,0.0038900000000000002,0.060899999999999996
2017,29.9,1.83,0.0039,0.0574
2018,30.2,1.82,0.00392,0.054200000000000005