year,IPC1,IPC2,IPC4,IPCMAG
1850,1.4200000000000001e-05,,0.0007930000000000001,0.0158
1851,1.4200000000000001e-05,,0.000803,0.0158
1852,1.45e-05,,0.0008129999999999999,0.0158
1853,1.48e-05,,0.000823,0.0158
1854,1.53e-05,,0.000833,0.0158
1855,1.6e-05,,0.000842,0.0158
1856,1.68e-05,,0.000852,0.0158
1857,1.77e-05,,0.000861,0.0158
1858,1.87e-05,,0.00087,0.0158
1859,1.9900000000000003e-05,,0.000879,0.0158
1860,2.11e-05,,0.000888,0.0159
1861,2.2499999999999998e-05,,0.000896,0.0159
1862,2.4e-05,,0.0009040000000000001,0.0159
1863,2.57e-05,,0.000911,0.0159
1864,2.7400000000000002e-05,,0.0009180000000000001,0.0159
1865,2.92e-05,,0.000925,0.016
1866,3.11e-05,,0.000933,0.016
1867,3.32e-05,,0.00094,0.016
1868,3.53e-05,,0.000948,0.016
1869,3.75e-05,,0.0009559999999999999,0.0161
1870,3.9800000000000005e-05,,0.000966,0.0161
1871,4.22e-05,,0.000976,0.0161
1872,4.4699999999999996e-05,,0.000987,0.0162
1873,4.72e-05,,0.000999,0.0162
1874,4.98e-05,,0.00101,0.0162
1875,5.2499999999999995e-05,,0.00103,0.016300000000000002
1876,5.53e-05,,0.0010400000000000001,0.016300000000000002
1877,5.8099999999999996e-05,,0.0010500000000000002,0.016300000000000002
1878,6.1e-05,,0.00107,0.016399999999999998
1879,6.39e-05,,0.00108,0.016399999999999998
1880,6.69e-05,,0.00109,0.016399999999999998
1881,6.99e-05,,0.00111,0.0165
1882,7.3e-05,,0.0011200000000000001,0.0165
1883,7.61e-05,,0.00114,0.0166
1884,7.929999999999999e-05,,0.00115,0.0166
1885,8.25e-05,,0.00116,0.0167
1886,8.58e-05,,0.0011799999999999998,0.0167
1887,8.9e-05,,0.0011899999999999999,0.016800000000000002
1888,9.23e-05,,0.00121,0.016800000000000002
1889,9.57e-05,,0.00122,0.0169
1890,0.00010499999999999999,,0.00125,0.0165
1891,0.00010899999999999999,,0.00127,0.016800000000000002
1892,0.00011300000000000001,,0.0012900000000000001,0.0172
1893,0.000118,,0.00131,0.0175
1894,0.000123,,0.00133,0.0178
1895,0.000128,,0.00135,0.0181
1896,0.000133,,0.0013700000000000001,0.0184
1897,0.00013900000000000002,,0.00139,0.018600000000000002
1898,0.00014399999999999998,,0.00141,0.0188
1899,0.00015,,0.0014299999999999998,0.0188
1900,0.000156,,0.00146,0.0189
1901,0.000162,,0.00148,0.0189
1902,0.00017,,0.0015,0.0189
1903,0.000178,,0.0015300000000000001,0.0189
1904,0.000186,,0.00155,0.0189
1905,0.000195,,0.00157,0.0189
1906,0.000203,,0.0016,0.0188
1907,0.000211,,0.0016200000000000001,0.0188
1908,0.00021799999999999999,,0.00165,0.0188
1909,0.000225,,0.0016699999999999998,0.0188
1910,0.000229,,0.0017,0.0188
1911,0.00023300000000000003,,0.00172,0.019
1912,0.00023400000000000002,,0.00175,0.0197
1913,0.000235,,0.00177,0.0206
1914,0.000236,,0.0017900000000000001,0.0218
1915,0.000236,,0.00182,0.023
1916,0.000236,,0.00184,0.024399999999999998
1917,0.000236,,0.0018700000000000001,0.0256
1918,0.00023799999999999998,,0.0019,0.0268
1919,0.000241,,0.0019299999999999999,0.0277
1920,0.000245,,0.00196,0.028300000000000002
1921,0.000257,,0.002,0.0287
1922,0.00028000000000000003,,0.00204,0.029
1923,0.000313,,0.0020800000000000003,0.0294
1924,0.000356,,0.00213,0.0297
1925,0.00040699999999999997,,0.00218,0.03
1926,0.000465,,0.0022400000000000002,0.0303
1927,0.000528,,0.0023,0.0305
1928,0.000596,,0.00237,0.030699999999999998
1929,0.0006670000000000001,,0.0024500000000000004,0.0308
1930,0.000741,,0.00254,0.0308
1931,0.000829,,0.00267,0.030699999999999998
1932,0.000944,,0.0028599999999999997,0.0304
1933,0.00108,,0.0031,0.03
1934,0.00123,,0.0033799999999999998,0.0295
1935,0.0014,,0.00368,0.0289
1936,0.00157,,0.00398,0.028300000000000002
1937,0.00174,,0.00429,0.027800000000000002
1938,0.00191,,0.00457,0.027399999999999997
1939,0.00207,,0.0048200000000000005,0.027100000000000003
1940,0.00221,,0.005030000000000001,0.027
1941,0.00235,,0.0052,0.027
1942,0.0024700000000000004,,0.00535,0.0272
1943,0.0026,,0.00549,0.0275
1944,0.00272,,0.00562,0.027899999999999998
1945,0.0028399999999999996,,0.00574,0.028399999999999998
1946,0.00296,,0.005860000000000001,0.0289
1947,0.00309,,0.0059900000000000005,0.0294
1948,0.00322,,0.00613,0.03
1949,0.00337,,0.0062900000000000005,0.030600000000000002
1950,0.00352,,0.00647,0.0312
1951,0.0037,,0.006679999999999999,0.0319
1952,0.0038900000000000002,,0.00692,0.0327
1953,0.00409,,0.00718,0.0337
1954,0.00431,,0.00747,0.0347
1955,0.00454,,0.0077800000000000005,0.0359
1956,0.00477,,0.00809,0.037
1957,0.00501,,0.00841,0.0381
1958,0.00525,,0.00873,0.039200000000000006
1959,0.0054800000000000005,,0.00905,0.040299999999999996
1960,0.00571,,0.009349999999999999,0.041299999999999996
1961,0.00594,,0.00965,0.040100000000000004
1962,0.0061600000000000005,,0.009949999999999999,0.0427
1963,0.00638,,0.0103,0.044700000000000004
1964,0.0066,,0.0106,0.0431
1965,0.0068200000000000005,,0.0109,0.0437
1966,0.00705,,0.0112,0.046200000000000005
1967,0.00729,,0.0115,0.047799999999999995
1968,0.007549999999999999,,0.011800000000000001,0.047799999999999995
1969,0.00782,,0.0121,0.047299999999999995
1970,0.00729,,0.0119,0.0469
1971,0.0073,,0.0123,0.049
1972,0.0074199999999999995,,0.0124,0.0502
1973,0.00753,,0.0126,0.0507
1974,0.0077599999999999995,,0.0126,0.0518
1975,0.00774,,0.0127,0.053
1976,0.00788,,0.0129,0.052899999999999996
1977,0.0079,,0.013,0.052899999999999996
1978,0.00654,,0.013099999999999999,0.0536
1979,0.0066500000000000005,,0.0129,0.054299999999999994
1980,0.00677,,0.013,0.054799999999999995
1981,0.00677,,0.013099999999999999,0.054700000000000006
1982,0.00679,,0.013099999999999999,0.0551
1983,0.00664,,0.0134,0.055600000000000004
1984,0.006809999999999999,,0.0134,0.056600000000000004
1985,0.0069299999999999995,,0.0135,0.056799999999999996
1986,0.00671,,0.0136,0.056600000000000004
1987,0.0069299999999999995,,0.013699999999999999,0.057
1988,0.00729,,0.013699999999999999,0.055600000000000004
1989,0.00757,,0.014199999999999999,0.056
1990,0.007549999999999999,,0.013099999999999999,0.0555
1991,0.00732,,0.0136,0.052
1992,0.00479,,0.0141,0.0445
1993,0.00375,,0.015,0.0351
1994,0.00468,,0.0149,0.032600000000000004
1995,0.0071200000000000005,,0.0144,0.0291
1996,0.008199999999999999,,0.016,0.0269
1997,0.00819,,0.0183,0.0268
1998,0.00667,,0.019,0.0259
1999,0.00647,,0.0193,0.0223
2000,0.00652,,0.0211,0.022
2001,0.0065899999999999995,,0.0215,0.0229
2002,0.00636,,0.0209,0.022
2003,0.00658,,0.020399999999999998,0.0225
2004,0.00691,6.999999999999999e-08,0.0202,0.023
2005,0.00633,6.999999999999999e-08,0.019100000000000002,0.023399999999999997
2006,0.00613,7.88e-08,0.0185,0.0238
2007,0.00713,8.31e-08,0.018,0.024
2008,0.00715,8.97e-08,0.0173,0.024
2009,0.00694,7.83e-08,0.0181,0.024
2010,0.00729,7.83e-08,0.0179,0.0247
2011,0.006549999999999999,7.83e-08,0.0166,0.025
2012,0.006809999999999999,7.83e-08,0.016,0.0261
2013,0.00677,7.83e-08,0.0144,0.027600000000000003
2014,0.00652,7.83e-08,0.0128,0.0281
2015,0.00632,7.83e-08,0.0125,0.0273
2016,0.00691,7.83e-08,0.011699999999999999,0.026600000000000002
2017,0.00694,7.83e-08,0.011300000000000001,0.027100000000000003
2018,0.00684,7.83e-08,0.0109,0.0272