year,IPC1,IPC2,IPC4,IPCMAG
1850,0.000953,,0.000321,0.000244
1851,0.0009649999999999999,,0.000322,0.000252
1852,0.000976,,0.000323,0.00026000000000000003
1853,0.000988,,0.000325,0.000268
1854,0.001,,0.000326,0.00027600000000000004
1855,0.00101,,0.00032700000000000003,0.00028399999999999996
1856,0.00102,,0.00032900000000000003,0.000292
1857,0.0010400000000000001,,0.00033,0.0003
1858,0.0010500000000000002,,0.000332,0.000307
1859,0.00106,,0.00033400000000000004,0.000315
1860,0.00107,,0.000335,0.000322
1861,0.00109,,0.000337,0.00033
1862,0.0011,,0.000339,0.000337
1863,0.00111,,0.00034100000000000005,0.00034399999999999996
1864,0.0011200000000000001,,0.00034300000000000004,0.000352
1865,0.00114,,0.000345,0.000359
1866,0.00115,,0.000347,0.000366
1867,0.00116,,0.00034899999999999997,0.000373
1868,0.0011799999999999998,,0.000352,0.00038
1869,0.0011899999999999999,,0.000354,0.00038700000000000003
1870,0.0012,,0.000356,0.00039400000000000004
1871,0.00122,,0.000359,0.0004
1872,0.00123,,0.00036199999999999996,0.00040699999999999997
1873,0.00124,,0.000365,0.000414
1874,0.00126,,0.000368,0.00041999999999999996
1875,0.00127,,0.000371,0.00042699999999999997
1876,0.00128,,0.000374,0.000434
1877,0.0013,,0.000377,0.00044
1878,0.00131,,0.00038,0.000447
1879,0.00133,,0.000383,0.000453
1880,0.00134,,0.000386,0.00046
1881,0.00135,,0.00039,0.00046600000000000005
1882,0.0013700000000000001,,0.000393,0.000472
1883,0.00138,,0.00039600000000000003,0.000479
1884,0.0014,,0.000399,0.00048499999999999997
1885,0.00141,,0.000402,0.000491
1886,0.0014299999999999998,,0.000406,0.000498
1887,0.0014399999999999999,,0.00040899999999999997,0.000504
1888,0.00146,,0.000412,0.00051
1889,0.00147,,0.000415,0.000516
1890,0.00216,,0.000425,0.000523
1891,0.0025,,0.000426,0.000523
1892,0.0028599999999999997,,0.00042699999999999997,0.000524
1893,0.00323,,0.000428,0.0005250000000000001
1894,0.00361,,0.00043,0.000526
1895,0.004,,0.000432,0.000528
1896,0.0044,,0.000435,0.0005290000000000001
1897,0.00481,,0.000438,0.000531
1898,0.00522,,0.000441,0.0005340000000000001
1899,0.0056500000000000005,,0.000444,0.000536
1900,0.00609,,0.000448,0.0005380000000000001
1901,0.00658,,0.00045200000000000004,0.000541
1902,0.00717,,0.000458,0.000544
1903,0.007809999999999999,,0.00046600000000000005,0.0005480000000000001
1904,0.00847,,0.000474,0.0005520000000000001
1905,0.00912,,0.000484,0.0005570000000000001
1906,0.00973,,0.000494,0.0005620000000000001
1907,0.0103,,0.000504,0.0005669999999999999
1908,0.0107,,0.000515,0.0005719999999999999
1909,0.011,,0.0005250000000000001,0.000578
1910,0.0111,,0.0005340000000000001,0.000583
1911,0.0111,,0.000544,0.000587
1912,0.011,,0.000554,0.0005909999999999999
1913,0.011,,0.0005629999999999999,0.0005949999999999999
1914,0.0109,,0.0005729999999999999,0.0005989999999999999
1915,0.0108,,0.000584,0.0006039999999999999
1916,0.0107,,0.000594,0.000608
1917,0.0107,,0.0006039999999999999,0.000614
1918,0.0106,,0.000615,0.00062
1919,0.0106,,0.000626,0.000628
1920,0.0106,,0.000637,0.000637
1921,0.0109,,0.0006490000000000001,0.000656
1922,0.0119,,0.00066,0.0006919999999999999
1923,0.0135,,0.0006720000000000001,0.000741
1924,0.0155,,0.0006850000000000001,0.0008
1925,0.0179,,0.0006969999999999999,0.000865
1926,0.0205,,0.0007099999999999999,0.000934
1927,0.0232,,0.000723,0.001
1928,0.026,,0.000736,0.00107
1929,0.0287,,0.000749,0.00113
1930,0.0312,,0.000763,0.0011799999999999998
1931,0.0335,,0.000776,0.00122
1932,0.0357,,0.00079,0.00126
1933,0.037899999999999996,,0.000805,0.0013
1934,0.040100000000000004,,0.000819,0.00134
1935,0.0425,,0.000834,0.0013700000000000001
1936,0.0451,,0.0008489999999999999,0.00141
1937,0.048,,0.000865,0.0014399999999999999
1938,0.0513,,0.0008810000000000001,0.00148
1939,0.0551,,0.000898,0.00152
1940,0.0595,,0.000915,0.00156
1941,0.0655,,0.000933,0.0016
1942,0.07390000000000001,,0.000949,0.00164
1943,0.0844,,0.000966,0.0016799999999999999
1944,0.0968,,0.000984,0.00172
1945,0.111,,0.001,0.00177
1946,0.126,,0.00102,0.00181
1947,0.143,,0.0010400000000000001,0.00186
1948,0.161,,0.00107,0.00191
1949,0.179,,0.0011,0.00196
1950,0.198,,0.00113,0.00202
1951,0.217,,0.00117,0.00209
1952,0.239,,0.00122,0.00217
1953,0.262,,0.00128,0.00227
1954,0.287,,0.00135,0.0023799999999999997
1955,0.314,,0.0014299999999999998,0.00249
1956,0.344,,0.00152,0.00259
1957,0.377,,0.00161,0.00268
1958,0.413,,0.00171,0.00275
1959,0.452,,0.0018,0.00281
1960,0.495,,0.0019,0.00283
1961,0.537,,0.002,0.00368
1962,0.576,,0.00211,0.00373
1963,0.618,,0.0022299999999999998,0.00379
1964,0.668,,0.00235,0.00385
1965,0.729,,0.00248,0.00392
1966,0.807,,0.00261,0.00398
1967,0.907,,0.00275,0.00404
1968,1.03,,0.0028799999999999997,0.0040999999999999995
1969,1.19,,0.0030099999999999997,0.00417
1970,1.18,,0.00382,0.00429
1971,1.18,,0.00405,0.00451
1972,1.18,,0.0042699999999999995,0.005059999999999999
1973,1.18,,0.00449,0.005730000000000001
1974,1.22,,0.004730000000000001,0.006549999999999999
1975,4.15,,0.00501,0.00738
1976,4.57,,0.00537,0.00827
1977,4.53,,0.0057599999999999995,0.009089999999999999
1978,3.67,,0.0061600000000000005,0.00968
1979,3.23,,0.0065899999999999995,0.0104
1980,1.77,,0.00704,0.011300000000000001
1981,1.98,,0.00758,0.0121
1982,1.61,,0.008150000000000001,0.0125
1983,1.74,,0.00874,0.0129
1984,1.23,,0.00931,0.0128
1985,0.687,,0.009890000000000001,0.0136
1986,0.896,,0.0105,0.013800000000000002
1987,0.833,,0.0111,0.014
1988,0.991,,0.011699999999999999,0.014199999999999999
1989,0.941,,0.0123,0.0143
1990,0.982,,0.0129,0.0147
1991,0.899,,0.013699999999999999,0.0157
1992,0.889,,0.0144,0.016800000000000002
1993,0.871,,0.0152,0.0177
1994,0.67,,0.016,0.0188
1995,0.71,,0.0166,0.019399999999999997
1996,0.704,,0.0169,0.0201
1997,0.735,,0.017,0.0209
1998,0.595,,0.0171,0.0217
1999,0.597,,0.0171,0.023399999999999997
2000,0.605,,0.0173,0.0233
2001,0.707,,0.0176,0.024
2002,0.735,,0.018,0.024300000000000002
2003,0.828,,0.0216,0.0252
2004,0.796,,0.0223,0.0256
2005,0.794,,0.0272,0.027
2006,0.777,,0.03,0.027600000000000003
2007,0.74,0.00092,0.0349,0.028300000000000002
2008,0.742,0.00252,0.0405,0.0287
2009,0.737,0.00252,0.0415,0.0293
2010,0.74,0.00424,0.0489,0.0305
2011,0.764,0.0048200000000000005,0.0573,0.031100000000000003
2012,0.776,0.00708,0.06520000000000001,0.0316
2013,0.84,0.009349999999999999,0.0745,0.0396
2014,0.851,0.0116,0.0823,0.04
2015,0.853,0.013900000000000001,0.0549,0.040799999999999996
2016,0.823,0.0143,0.0773,0.0416
2017,0.828,0.0159,0.08159999999999999,0.0424
2018,0.834,0.0175,0.086,0.0433