year,IPC1,IPC2,IPC4,IPCMAG
1850,0.167,0.0215,0.00027,0.0005679999999999999
1851,0.176,0.022600000000000002,0.00028399999999999996,0.000598
1852,0.185,0.023899999999999998,0.000299,0.00063
1853,0.195,0.0252,0.000316,0.000664
1854,0.206,0.026600000000000002,0.000333,0.0007009999999999999
1855,0.217,0.028,0.00035099999999999997,0.000739
1856,0.229,0.0295,0.00037,0.00078
1857,0.241,0.031100000000000003,0.00039,0.0008219999999999999
1858,0.254,0.032799999999999996,0.00041099999999999996,0.000865
1859,0.267,0.0345,0.000432,0.00091
1860,0.0293,0.00378,4.74e-05,9.98e-05
1861,0.671,0.0866,0.00108,0.00228
1862,1.23,0.158,0.00199,0.00418
1863,1.07,0.138,0.00173,0.00364
1864,1.61,0.207,0.0026,0.00547
1865,1.27,0.164,0.00206,0.00433
1866,1.48,0.191,0.00239,0.005030000000000001
1867,1.47,0.19,0.0023799999999999997,0.005
1868,1.7,0.219,0.0027400000000000002,0.00578
1869,1.87,0.242,0.0030299999999999997,0.00638
1870,2.68,0.346,0.00433,0.00912
1871,2.31,0.298,0.00373,0.00786
1872,2.97,0.384,0.00481,0.0101
1873,2.77,0.358,0.0044800000000000005,0.00943
1874,3.0,0.387,0.004849999999999999,0.010199999999999999
1875,3.07,0.396,0.00496,0.0104
1876,4.11,0.53,0.00664,0.014
1877,3.8,0.491,0.00615,0.013
1878,3.79,0.489,0.0061200000000000004,0.0129
1879,4.35,0.562,0.00704,0.0148
1880,5.07,0.654,0.008199999999999999,0.0173
1881,5.96,0.769,0.009630000000000001,0.020300000000000002
1882,6.28,0.81,0.0101,0.0214
1883,6.65,0.858,0.0108,0.022600000000000002
1884,7.36,0.95,0.0119,0.0251
1885,8.38,1.08,0.0136,0.0285
1886,8.33,1.07,0.0135,0.028399999999999998
1887,10.2,1.31,0.016399999999999998,0.0346
1888,10.9,1.41,0.0176,0.0371
1889,11.3,1.45,0.0182,0.038299999999999994
1890,12.2,1.4,0.0197,0.0416
1891,11.0,1.4,0.0178,0.0375
1892,10.9,1.41,0.0176,0.0371
1893,10.5,1.41,0.017,0.0358
1894,13.1,1.42,0.0211,0.0445
1895,12.0,1.42,0.019399999999999997,0.0409
1896,11.4,1.43,0.0185,0.0389
1897,11.9,1.43,0.0193,0.040600000000000004
1898,12.4,1.44,0.0201,0.0422
1899,13.6,1.44,0.022,0.046299999999999994
1900,13.9,1.45,0.0225,0.0474
1901,13.5,1.46,0.0219,0.046
1902,15.0,1.47,0.024300000000000002,0.0511
1903,15.3,1.47,0.0248,0.0522
1904,16.2,1.48,0.026199999999999998,0.0551
1905,17.9,1.49,0.0289,0.0608
1906,21.1,1.5,0.0341,0.0718
1907,22.8,1.51,0.036899999999999995,0.0777
1908,23.3,1.53,0.0376,0.0792
1909,25.7,1.54,0.0416,0.0876
1910,25.8,1.55,0.0416,0.0877
1911,26.6,1.57,0.0429,0.09040000000000001
1912,27.9,1.58,0.0451,0.09490000000000001
1913,30.0,1.59,0.0485,0.102
1914,27.3,1.61,0.0441,0.0928
1915,23.8,1.63,0.0385,0.081
1916,23.5,1.65,0.038,0.08009999999999999
1917,16.1,1.67,0.0261,0.0549
1918,19.0,1.7,0.030699999999999998,0.06459999999999999
1919,18.6,1.73,0.030100000000000002,0.0634
1920,17.9,1.76,0.0289,0.060899999999999996
1921,21.9,1.81,0.0354,0.0745
1922,25.7,1.89,0.0416,0.0875
1923,26.8,1.99,0.0434,0.09129999999999999
1924,32.2,2.11,0.0521,0.11
1925,31.0,2.24,0.0501,0.105
1926,35.9,2.38,0.058,0.122
1927,40.4,4.01,0.0653,0.138
1928,36.7,4.18,0.0593,0.125
1929,42.3,4.52,0.0684,0.144
1930,37.9,4.63,0.061200000000000004,0.129
1931,32.7,4.54,0.0528,0.111
1932,26.6,4.68,0.0429,0.09029999999999999
1933,28.8,5.0,0.0465,0.0978
1934,37.7,5.38,0.060899999999999996,0.128
1935,43.4,5.56,0.07,0.147
1936,30.2,5.47,0.0487,0.103
1937,43.2,5.85,0.0696,0.147
1938,42.9,6.08,0.0691,0.145
1939,43.8,6.43,0.0705,0.148
1940,46.9,6.38,0.0755,0.159
1941,41.7,5.48,0.06720000000000001,0.141
1942,41.0,5.28,0.066,0.139
1943,6.5,5.09,0.0101,0.0214
1944,3.17,4.98,0.00471,0.00992
1945,4.06,4.95,0.0061200000000000004,0.0129
1946,21.5,5.46,0.0342,0.0721
1947,35.8,5.91,0.0573,0.121
1948,34.3,6.2,0.055,0.116
1949,38.2,6.75,0.0611,0.129
1950,39.4,7.37,0.063,0.133
1951,46.6,7.86,0.0745,0.157
1952,47.9,8.7,0.07659999999999999,0.161
1953,52.9,9.68,0.0843,0.178
1954,61.5,10.6,0.09809999999999999,0.206
1955,69.0,12.1,0.11,0.232
1956,79.1,13.0,0.126,0.265
1957,82.5,13.9,0.131,0.276
1958,82.7,15.0,0.131,0.277
1959,88.5,16.4,0.141,0.296
1960,103.0,17.8,0.164,0.345
1961,117.0,19.4,0.187,0.393
1962,138.0,21.2,0.22,0.464
1963,155.0,23.0,0.249,0.523
1964,166.0,24.2,0.266,0.56
1965,181.0,24.0,0.29,0.611
1966,205.0,25.7,0.328,0.691
1967,223.0,28.5,0.358,0.753
1968,237.0,30.9,0.38,0.799
1969,256.0,32.6,0.411,0.866
1970,282.0,32.0,0.4,0.746
1971,298.0,31.2,0.409,0.785
1972,315.0,32.5,0.42,0.866
1973,339.0,34.3,0.436,0.878
1974,344.0,34.0,0.451,0.886
1975,328.0,31.6,0.45,0.825
1976,352.0,33.7,0.468,0.762
1977,339.0,34.0,0.479,0.93
1978,358.0,34.3,0.49,1.1
1979,372.0,34.3,0.507,1.07
1980,373.0,34.8,0.519,0.98
1981,362.0,33.5,0.527,0.855
1982,353.0,31.2,0.533,0.869
1983,346.0,30.9,0.541,0.874
1984,353.0,30.9,0.552,0.845
1985,358.0,29.9,0.564,0.882
1986,353.0,30.2,0.575,0.917
1987,369.0,30.8,0.587,0.843
1988,374.0,31.4,0.602,0.709
1989,393.0,31.4,0.615,0.653
1990,401.0,31.4,0.454,0.632
1991,407.0,30.9,0.541,0.828
1992,403.0,31.3,0.507,0.722
1993,398.0,28.3,0.503,0.775
1994,393.0,27.3,0.508,0.819
1995,416.0,29.1,0.489,0.701
1996,412.0,27.4,0.5,0.749
1997,416.0,27.7,0.493,0.745
1998,425.0,27.8,0.517,0.778
1999,427.0,28.2,0.516,0.78
2000,435.0,29.1,0.444,0.738
2001,433.0,29.4,0.432,0.736
2002,435.0,29.3,0.453,0.711
2003,449.0,29.9,0.441,0.641
2004,453.0,31.0,0.527,0.533
2005,454.0,31.2,0.487,0.521
2006,448.0,31.4,0.476,0.524
2007,441.0,31.9,0.471,0.517
2008,428.0,29.1,0.484,0.473
2009,384.0,24.8,0.478,0.432
2010,389.0,25.7,0.459,0.38
2011,382.0,24.5,0.457,0.343
2012,357.0,21.6,0.462,0.36
2013,334.0,19.9,0.446,0.366
2014,310.0,18.9,0.415,0.341
2015,322.0,19.3,0.447,0.37
2016,322.0,18.5,0.445,0.36
2017,325.0,18.4,0.443,0.354
2018,324.0,18.2,0.441,0.348