year,IPC1,IPC2,IPC4,IPCMAG
1850,0.0,0.0,0.0,0.0
1851,0.248,0.0303,0.000296,0.00134
1852,0.311,0.037899999999999996,0.000371,0.0016699999999999998
1853,0.311,0.037899999999999996,0.000371,0.0016699999999999998
1854,0.394,0.048,0.00047,0.00212
1855,0.411,0.05,0.00049,0.00221
1856,0.431,0.0525,0.000513,0.00231
1857,0.494,0.0601,0.000588,0.00265
1858,0.345,0.042,0.00041099999999999996,0.00185
1859,0.696,0.0847,0.000829,0.0037400000000000003
1860,0.818,0.0997,0.000975,0.0044
1861,0.868,0.106,0.00103,0.00466
1862,1.05,0.127,0.00125,0.00563
1863,1.09,0.133,0.0013,0.00588
1864,1.09,0.133,0.0013,0.00588
1865,1.14,0.138,0.00135,0.00611
1866,1.29,0.157,0.0015400000000000001,0.00694
1867,1.53,0.186,0.00182,0.00821
1868,1.63,0.199,0.00195,0.00878
1869,1.78,0.216,0.00212,0.00954
1870,1.92,0.234,0.00229,0.0103
1871,2.38,0.29,0.00283,0.0128
1872,2.53,0.308,0.0030099999999999997,0.0136
1873,2.64,0.321,0.00314,0.014199999999999999
1874,2.31,0.282,0.00276,0.0124
1875,2.38,0.29,0.0028399999999999996,0.0128
1876,2.5,0.304,0.00298,0.0134
1877,2.61,0.318,0.00311,0.014
1878,2.6,0.317,0.0031,0.014
1879,2.59,0.316,0.00309,0.013900000000000001
1880,2.99,0.365,0.00357,0.0161
1881,3.21,0.391,0.00383,0.0173
1882,3.24,0.395,0.0038599999999999997,0.0174
1883,3.69,0.449,0.00439,0.0198
1884,3.92,0.477,0.00467,0.021
1885,3.96,0.482,0.004719999999999999,0.0213
1886,3.7,0.451,0.00441,0.019899999999999998
1887,3.69,0.45,0.0044,0.019899999999999998
1888,4.01,0.488,0.00477,0.0215
1889,4.3,0.523,0.00512,0.023100000000000002
1890,4.75,0.52,0.00566,0.0255
1891,5.0,0.52,0.00595,0.0268
1892,5.2,0.521,0.0062,0.028
1893,5.42,0.521,0.00646,0.0291
1894,5.82,0.522,0.0069299999999999995,0.0313
1895,6.2,0.522,0.00739,0.033299999999999996
1896,6.67,0.523,0.00795,0.0358
1897,6.75,0.523,0.008039999999999999,0.0363
1898,7.72,0.524,0.00919,0.0415
1899,7.48,0.524,0.00891,0.0402
1900,8.67,0.525,0.0103,0.0466
1901,8.7,0.526,0.0104,0.046700000000000005
1902,8.0,0.527,0.009529999999999999,0.043
1903,8.3,0.528,0.009890000000000001,0.0446
1904,8.39,0.529,0.01,0.0451
1905,8.53,0.53,0.010199999999999999,0.0458
1906,9.19,0.531,0.011,0.0494
1907,9.23,0.533,0.011,0.0496
1908,9.74,0.534,0.0116,0.0523
1909,10.7,0.535,0.0128,0.0576
1910,10.6,0.537,0.0126,0.056799999999999996
1911,10.8,0.538,0.0129,0.0583
1912,11.1,0.54,0.013300000000000001,0.0598
1913,11.8,0.542,0.014,0.0633
1914,10.5,0.544,0.0125,0.056299999999999996
1915,10.6,0.546,0.0127,0.0572
1916,10.7,0.548,0.0128,0.0575
1917,10.6,0.55,0.0126,0.0569
1918,9.63,0.553,0.0115,0.0518
1919,4.3,0.555,0.00512,0.023100000000000002
1920,5.05,0.558,0.006019999999999999,0.0272
1921,8.35,0.561,0.009949999999999999,0.044899999999999995
1922,9.96,0.564,0.0119,0.0535
1923,10.7,0.568,0.0128,0.0576
1924,10.2,0.572,0.0121,0.054700000000000006
1925,9.16,0.576,0.0109,0.0492
1926,10.6,0.58,0.0127,0.0572
1927,11.8,0.966,0.0141,0.0636
1928,12.2,0.942,0.0146,0.0658
1929,13.5,0.929,0.0161,0.0725
1930,11.2,0.874,0.013300000000000001,0.06
1931,9.98,0.849,0.0119,0.0536
1932,9.14,0.776,0.0109,0.049100000000000005
1933,8.97,0.77,0.0107,0.0482
1934,9.46,0.813,0.011300000000000001,0.0508
1935,9.89,0.863,0.011800000000000001,0.053200000000000004
1936,10.7,0.817,0.0127,0.0573
1937,12.1,0.972,0.0145,0.06520000000000001
1938,13.2,0.989,0.0157,0.0708
1939,13.1,1.08,0.0156,0.0702
1940,14.3,1.16,0.0171,0.07690000000000001
1941,15.8,1.26,0.0189,0.0851
1942,16.7,1.33,0.019899999999999998,0.08979999999999999
1943,17.1,1.34,0.020300000000000002,0.0916
1944,14.3,0.938,0.017,0.0767
1945,7.4,0.89,0.00881,0.039700000000000006
1946,9.69,1.05,0.0115,0.0521
1947,12.4,1.15,0.0148,0.06670000000000001
1948,14.7,1.3,0.0175,0.07890000000000001
1949,18.2,1.58,0.0217,0.0979
1950,16.3,1.87,0.019399999999999997,0.0874
1951,19.6,2.1,0.023399999999999997,0.106
1952,24.1,2.34,0.0288,0.13
1953,28.3,2.52,0.0337,0.152
1954,30.3,2.65,0.0361,0.163
1955,31.8,3.07,0.0378,0.171
1956,29.5,3.17,0.0352,0.159
1957,34.3,3.44,0.0409,0.184
1958,34.9,3.96,0.0416,0.188
1959,37.3,4.33,0.0444,0.2
1960,40.3,4.7,0.048,0.216
1961,43.5,4.98,0.0519,0.234
1962,44.9,5.34,0.053200000000000004,0.24
1963,50.1,5.65,0.0591,0.267
1964,55.4,6.29,0.0654,0.295
1965,54.3,6.67,0.0643,0.29
1966,54.6,7.13,0.0648,0.292
1967,52.0,7.47,0.0616,0.278
1968,54.0,7.9,0.06409999999999999,0.289
1969,55.3,8.03,0.0655,0.296
1970,62.0,7.93,0.0736,0.319
1971,61.4,7.96,0.0728,0.321
1972,61.4,8.49,0.073,0.334
1973,64.5,9.11,0.0765,0.359
1974,65.4,9.17,0.07740000000000001,0.388
1975,66.4,9.85,0.07890000000000001,0.398
1976,70.4,11.1,0.0835,0.401
1977,73.1,11.6,0.0868,0.38
1978,77.6,11.8,0.09209999999999999,0.375
1979,75.7,12.1,0.08990000000000001,0.398
1980,76.4,11.7,0.0906,0.35
1981,76.2,11.4,0.09040000000000001,0.376
1982,76.5,10.9,0.0912,0.447
1983,78.6,10.9,0.0937,0.452
1984,80.2,11.1,0.09559999999999999,0.492
1985,76.1,10.4,0.0907,0.378
1986,74.3,10.2,0.0969,0.395
1987,75.0,9.96,0.0969,0.473
1988,71.1,9.7,0.0969,0.477
1989,69.2,9.27,0.0969,0.475
1990,64.8,8.17,0.0969,0.385
1991,63.4,6.02,0.0969,0.274
1992,57.0,5.12,0.0969,0.237
1993,57.8,5.5,0.0969,0.195
1994,55.4,6.31,0.0969,0.159
1995,55.0,6.5,0.0969,0.117
1996,56.8,6.3,0.0969,0.105
1997,55.9,5.7,0.0969,0.0953
1998,55.8,5.46,0.0969,0.096
1999,56.3,5.42,0.0969,0.0947
2000,52.6,5.79,0.0969,0.104
2001,54.5,5.53,0.0969,0.108
2002,53.4,5.54,0.0969,0.117
2003,56.2,5.52,0.0969,0.127
2004,54.6,5.62,0.0969,0.151
2005,54.2,6.16,0.0983,0.142
2006,53.5,6.15,0.0943,0.144
2007,52.1,6.32,0.126,0.149
2008,51.4,5.89,0.114,0.0907
2009,46.7,4.91,0.11,0.098
2010,46.9,5.01,0.126,0.106
2011,45.1,5.02,0.0933,0.129
2012,41.9,4.62,0.095,0.142
2013,39.5,3.94,0.07709999999999999,0.174
2014,39.1,4.45,0.09670000000000001,0.169
2015,41.6,4.82,0.046299999999999994,0.203
2016,42.6,4.51,0.0348,0.209
2017,44.2,5.22,0.046700000000000005,0.223
2018,44.0,5.39,0.0456,0.214