year,IPC1,IPC4,IPCMAG
1850,0.00342,4.96e-05,6.69e-05
1851,0.0034300000000000003,4.9500000000000004e-05,7.549999999999999e-05
1852,0.0034500000000000004,4.93e-05,8.39e-05
1853,0.00347,4.91e-05,9.22e-05
1854,0.00349,4.9000000000000005e-05,0.0001
1855,0.0035099999999999997,4.88e-05,0.000108
1856,0.0035299999999999997,4.87e-05,0.000116
1857,0.0035499999999999998,4.8599999999999995e-05,0.000124
1858,0.0035800000000000003,4.85e-05,0.000131
1859,0.0036,4.84e-05,0.00013900000000000002
1860,0.00362,4.84e-05,0.000146
1861,0.00364,4.84e-05,0.000153
1862,0.00366,4.84e-05,0.00016
1863,0.00368,4.84e-05,0.000166
1864,0.0037,4.84e-05,0.00017299999999999998
1865,0.00373,4.83e-05,0.000179
1866,0.00375,4.83e-05,0.000186
1867,0.00377,4.83e-05,0.000192
1868,0.00379,4.83e-05,0.00019700000000000002
1869,0.00382,4.83e-05,0.000203
1870,0.0038399999999999997,4.83e-05,0.00020899999999999998
1871,0.0038599999999999997,4.83e-05,0.000214
1872,0.0038900000000000002,4.84e-05,0.000219
1873,0.00391,4.85e-05,0.000225
1874,0.00393,4.87e-05,0.000229
1875,0.00396,4.8899999999999996e-05,0.00023400000000000002
1876,0.00398,4.91e-05,0.00023899999999999998
1877,0.00401,4.93e-05,0.000243
1878,0.004030000000000001,4.96e-05,0.000247
1879,0.004059999999999999,4.98e-05,0.000252
1880,0.00408,5e-05,0.000255
1881,0.00411,5.02e-05,0.000259
1882,0.00413,5.05e-05,0.000263
1883,0.0041600000000000005,5.0799999999999995e-05,0.000266
1884,0.00418,5.11e-05,0.00026900000000000003
1885,0.00421,5.14e-05,0.000272
1886,0.00423,5.18e-05,0.000275
1887,0.00426,5.21e-05,0.00027800000000000004
1888,0.00428,5.24e-05,0.00028000000000000003
1889,0.00431,5.2699999999999993e-05,0.000283
1890,0.00541,5.38e-05,0.00030199999999999997
1891,0.00541,5.47e-05,0.000304
1892,0.00541,5.55e-05,0.000308
1893,0.00541,5.64e-05,0.000312
1894,0.00541,5.73e-05,0.000317
1895,0.00541,5.82e-05,0.000323
1896,0.00541,5.91e-05,0.00033
1897,0.00541,6.0100000000000004e-05,0.000337
1898,0.00541,6.110000000000001e-05,0.00034399999999999996
1899,0.00541,6.21e-05,0.000352
1900,0.00541,6.31e-05,0.00035999999999999997
1901,0.00578,6.41e-05,0.000368
1902,0.0068,6.510000000000001e-05,0.000378
1903,0.00838,6.62e-05,0.000389
1904,0.0104,6.73e-05,0.0004
1905,0.0128,6.840000000000001e-05,0.00041299999999999996
1906,0.0155,6.96e-05,0.00042699999999999997
1907,0.0183,7.07e-05,0.000441
1908,0.0213,7.19e-05,0.000457
1909,0.0242,7.31e-05,0.000474
1910,0.0269,7.43e-05,0.000492
1911,0.0296,7.549999999999999e-05,0.000513
1912,0.032299999999999995,7.66e-05,0.000539
1913,0.0352,7.77e-05,0.0005679999999999999
1914,0.038200000000000005,7.879999999999999e-05,0.0005989999999999999
1915,0.0414,7.99e-05,0.000633
1916,0.0448,8.12e-05,0.0006680000000000001
1917,0.048600000000000004,8.25e-05,0.000703
1918,0.0528,8.41e-05,0.0007379999999999999
1919,0.0574,8.59e-05,0.000772
1920,0.0625,8.790000000000001e-05,0.000805
1921,0.0683,9.070000000000001e-05,0.000839
1922,0.075,9.44e-05,0.00088
1923,0.0828,9.900000000000001e-05,0.000925
1924,0.0916,0.000104,0.000972
1925,0.102,0.00011,0.00102
1926,0.113,0.00011700000000000001,0.00107
1927,0.126,0.000124,0.00111
1928,0.14,0.000131,0.00114
1929,0.155,0.00013800000000000002,0.00117
1930,0.172,0.000146,0.0011899999999999999
1931,0.201,0.000154,0.0012
1932,0.248,0.000162,0.00121
1933,0.307,0.00017,0.00121
1934,0.375,0.00017999999999999998,0.0012
1935,0.446,0.000189,0.0012
1936,0.515,0.0002,0.0011899999999999999
1937,0.577,0.000211,0.0011799999999999998
1938,0.627,0.000223,0.00117
1939,0.661,0.000235,0.00117
1940,0.674,0.000248,0.00117
1941,0.662,0.000262,0.00117
1942,0.632,0.00027800000000000004,0.00116
1943,0.587,0.00029499999999999996,0.00116
1944,0.533,0.000314,0.00115
1945,0.474,0.000333,0.00115
1946,0.414,0.00035299999999999996,0.00114
1947,0.36,0.000374,0.00114
1948,0.315,0.000395,0.00113
1949,0.285,0.000416,0.00113
1950,0.273,0.00043599999999999997,0.00114
1951,0.283,0.000456,0.00115
1952,0.311,0.000475,0.00117
1953,0.354,0.000495,0.0012
1954,0.409,0.000515,0.00123
1955,0.474,0.000535,0.00127
1956,0.545,0.0005560000000000001,0.00131
1957,0.619,0.000578,0.00135
1958,0.695,0.0006,0.00139
1959,0.769,0.000624,0.0014199999999999998
1960,0.837,0.0006490000000000001,0.0014399999999999999
1961,0.896,0.0006760000000000001,0.00157
1962,0.947,0.0007059999999999999,0.0016200000000000001
1963,0.993,0.0007379999999999999,0.00151
1964,1.04,0.000771,0.00127
1965,1.09,0.000805,0.0011799999999999998
1966,1.16,0.0008399999999999999,0.00138
1967,1.24,0.000874,0.00158
1968,1.33,0.000907,0.00166
1969,1.46,0.0009379999999999999,0.00175
1970,1.44,0.0009419999999999999,0.00177
1971,1.3,0.0010400000000000001,0.0016
1972,1.61,0.00109,0.00155
1973,1.71,0.00115,0.00152
1974,1.29,0.0012,0.0017900000000000001
1975,1.08,0.00125,0.0017
1976,0.995,0.0013,0.00164
1977,0.913,0.00135,0.00152
1978,1.14,0.0014,0.00145
1979,0.756,0.00146,0.00139
1980,0.776,0.0015,0.0013700000000000001
1981,0.301,0.00156,0.0013
1982,0.416,0.0016200000000000001,0.0011899999999999999
1983,0.407,0.00166,0.0011899999999999999
1984,0.164,0.00172,0.00127
1985,0.156,0.0017800000000000001,0.0010500000000000002
1986,0.133,0.00183,0.000621
1987,0.14,0.00188,0.000731
1988,0.138,0.0019399999999999999,0.000796
1989,0.14,0.002,0.000815
1990,0.146,0.00207,0.000532
1991,0.181,0.00214,0.0005639999999999999
1992,0.183,0.00221,0.0005340000000000001
1993,0.164,0.00228,0.000465
1994,0.171,0.00235,0.000509
1995,0.176,0.0024100000000000002,0.00046899999999999996
1996,0.175,0.00248,0.000483
1997,0.176,0.00256,0.000634
1998,0.174,0.00263,0.0006720000000000001
1999,0.184,0.00272,0.0006919999999999999
2000,0.192,0.00279,0.0006969999999999999
2001,0.204,0.0028599999999999997,0.000762
2002,0.192,0.0029300000000000003,0.00073
2003,0.207,0.003,0.0008169999999999999
2004,0.194,0.0030600000000000002,0.000767
2005,0.189,0.00311,0.000778
2006,0.22,0.00316,0.0008209999999999999
2007,0.212,0.00322,0.000885
2008,0.25,0.00327,0.000896
2009,0.215,0.00331,0.0009350000000000001
2010,0.203,0.00337,0.000973
2011,0.211,0.0034300000000000003,0.00083
2012,0.205,0.0035,0.000909
2013,0.2,0.0035600000000000002,0.000853
2014,0.197,0.0036,0.000766
2015,0.192,0.00365,0.000794
2016,0.205,0.00372,0.0008139999999999999
2017,0.205,0.00377,0.0007970000000000001
2018,0.205,0.00383,0.0007009999999999999