year,IPC1,IPC4,IPCMAG
1850,5.58e-05,0.0038900000000000002,0.00445
1851,5.64e-05,0.0039,0.0046
1852,5.71e-05,0.00392,0.00475
1853,5.7799999999999995e-05,0.00393,0.004889999999999999
1854,5.8500000000000006e-05,0.00395,0.00504
1855,5.92e-05,0.00396,0.00518
1856,5.99e-05,0.00398,0.00533
1857,6.06e-05,0.004,0.00547
1858,6.13e-05,0.004019999999999999,0.00561
1859,6.2e-05,0.00404,0.00574
1860,6.27e-05,0.004059999999999999,0.00588
1861,6.35e-05,0.00408,0.006019999999999999
1862,6.419999999999999e-05,0.0040999999999999995,0.00615
1863,6.500000000000001e-05,0.00413,0.00628
1864,6.57e-05,0.00415,0.00641
1865,6.65e-05,0.00418,0.006549999999999999
1866,6.72e-05,0.004200000000000001,0.00667
1867,6.8e-05,0.00423,0.0068
1868,6.88e-05,0.00426,0.0069299999999999995
1869,6.950000000000001e-05,0.00429,0.0070599999999999994
1870,7.03e-05,0.00432,0.00718
1871,7.11e-05,0.00435,0.00731
1872,7.19e-05,0.00438,0.00743
1873,7.27e-05,0.00442,0.007549999999999999
1874,7.35e-05,0.00445,0.00767
1875,7.43e-05,0.00449,0.00779
1876,7.51e-05,0.00453,0.00791
1877,7.59e-05,0.00456,0.008029999999999999
1878,7.670000000000001e-05,0.0046,0.008150000000000001
1879,7.76e-05,0.00464,0.00827
1880,7.84e-05,0.00468,0.00839
1881,7.92e-05,0.004719999999999999,0.0085
1882,8.010000000000001e-05,0.0047599999999999995,0.00862
1883,8.09e-05,0.00479,0.00874
1884,8.17e-05,0.00483,0.00885
1885,8.26e-05,0.00487,0.00897
1886,8.340000000000001e-05,0.00491,0.00908
1887,8.43e-05,0.00495,0.00919
1888,8.51e-05,0.0049900000000000005,0.00931
1889,8.599999999999999e-05,0.005030000000000001,0.00942
1890,0.000124,0.00515,0.009519999999999999
1891,0.00014299999999999998,0.0051600000000000005,0.009529999999999999
1892,0.000162,0.00517,0.00954
1893,0.000182,0.00518,0.009550000000000001
1894,0.000203,0.00521,0.00957
1895,0.000224,0.00523,0.0096
1896,0.000246,0.0052699999999999995,0.009630000000000001
1897,0.00026900000000000003,0.0053,0.00966
1898,0.000292,0.00534,0.009689999999999999
1899,0.000315,0.00538,0.00973
1900,0.000339,0.00542,0.00976
1901,0.000366,0.0054800000000000005,0.009800000000000001
1902,0.000398,0.00555,0.009859999999999999
1903,0.000433,0.00564,0.00992
1904,0.00046899999999999996,0.00574,0.00999
1905,0.000505,0.005860000000000001,0.0101
1906,0.000539,0.00598,0.0101
1907,0.0005679999999999999,0.0060999999999999995,0.010199999999999999
1908,0.0005909999999999999,0.00623,0.0103
1909,0.000607,0.00635,0.0104
1910,0.0006129999999999999,0.00647,0.0105
1911,0.0006129999999999999,0.0065899999999999995,0.0105
1912,0.000611,0.0067,0.0106
1913,0.000608,0.0068200000000000005,0.0107
1914,0.000605,0.00694,0.0107
1915,0.000601,0.00707,0.0108
1916,0.000598,0.00719,0.0109
1917,0.000594,0.00732,0.011
1918,0.000592,0.00745,0.0111
1919,0.0005899999999999999,0.00758,0.0112
1920,0.0005899999999999999,0.007719999999999999,0.011300000000000001
1921,0.00061,0.00786,0.0116
1922,0.000665,0.008,0.012199999999999999
1923,0.00075,0.008140000000000001,0.0129
1924,0.000859,0.008289999999999999,0.013900000000000001
1925,0.000986,0.00844,0.0149
1926,0.00113,0.00859,0.016
1927,0.00127,0.00875,0.0171
1928,0.0014199999999999998,0.00891,0.0181
1929,0.00157,0.00907,0.019
1930,0.00171,0.00924,0.0198
1931,0.00183,0.0094,0.0205
1932,0.00195,0.00957,0.0211
1933,0.00207,0.00974,0.0217
1934,0.0022,0.00992,0.0223
1935,0.00233,0.0101,0.0228
1936,0.00248,0.0103,0.023399999999999997
1937,0.00264,0.0105,0.023899999999999998
1938,0.00283,0.0107,0.0245
1939,0.00304,0.0109,0.0251
1940,0.00328,0.0111,0.0257
1941,0.0036,0.011300000000000001,0.0264
1942,0.004059999999999999,0.0115,0.027
1943,0.00463,0.011699999999999999,0.027600000000000003
1944,0.0053,0.0119,0.028300000000000002
1945,0.006059999999999999,0.0121,0.029
1946,0.006900000000000001,0.0124,0.0297
1947,0.0078,0.0126,0.0305
1948,0.00875,0.0129,0.0312
1949,0.00974,0.013300000000000001,0.032100000000000004
1950,0.0107,0.013699999999999999,0.033
1951,0.011800000000000001,0.0141,0.0341
1952,0.0129,0.0148,0.0355
1953,0.014199999999999999,0.0155,0.037
1954,0.0155,0.016399999999999998,0.038700000000000005
1955,0.017,0.0174,0.0404
1956,0.018600000000000002,0.0184,0.042
1957,0.020399999999999998,0.0195,0.0434
1958,0.0223,0.0206,0.0446
1959,0.024399999999999998,0.0218,0.045399999999999996
1960,0.0268,0.023,0.045899999999999996
1961,0.029,0.0242,0.0396
1962,0.031100000000000003,0.0255,0.0424
1963,0.0334,0.027,0.0476
1964,0.0361,0.0285,0.0526
1965,0.0394,0.030100000000000002,0.0576
1966,0.0436,0.0317,0.0597
1967,0.049,0.033299999999999996,0.0582
1968,0.055799999999999995,0.0349,0.0606
1969,0.0643,0.0365,0.061700000000000005
1970,0.0606,0.0385,0.062200000000000005
1971,0.0688,0.0404,0.0579
1972,0.0674,0.0419,0.0557
1973,0.0668,0.0435,0.053899999999999997
1974,0.0668,0.0451,0.0581
1975,0.08220000000000001,0.046700000000000005,0.063
1976,0.127,0.0484,0.0676
1977,0.149,0.0502,0.0735
1978,0.172,0.052,0.077
1979,0.132,0.054299999999999994,0.0839
1980,0.125,0.056100000000000004,0.09040000000000001
1981,0.148,0.0584,0.098
1982,0.147,0.060700000000000004,0.102
1983,0.142,0.0632,0.111
1984,0.135,0.0659,0.105
1985,0.128,0.068,0.0969
1986,0.052899999999999996,0.0703,0.09820000000000001
1987,0.693,0.0721,0.103
1988,0.562,0.07390000000000001,0.111
1989,0.437,0.0767,0.114
1990,0.673,0.079,0.116
1991,0.821,0.08109999999999999,0.119
1992,0.955,0.0834,0.116
1993,1.1,0.086,0.0905
1994,1.12,0.0886,0.09709999999999999
1995,1.02,0.0911,0.104
1996,0.944,0.09390000000000001,0.111
1997,0.845,0.097,0.116
1998,0.751,0.1,0.128
1999,0.689,0.103,0.122
2000,0.642,0.106,0.12
2001,0.503,0.109,0.108
2002,0.408,0.112,0.114
2003,0.397,0.114,0.127
2004,0.34,0.117,0.143
2005,0.33,0.12,0.157
2006,0.304,0.124,0.169
2007,0.294,0.128,0.179
2008,0.27,0.133,0.158
2009,0.305,0.137,0.152
2010,0.329,0.139,0.138
2011,0.287,0.137,0.157
2012,0.249,0.133,0.157
2013,0.171,0.129,0.156
2014,0.156,0.124,0.155
2015,0.172,0.121,0.154
2016,0.147,0.136,0.155
2017,0.128,0.138,0.153
2018,0.109,0.139,0.152