year,IPC1,IPC4,IPCMAG
1850,1.35e-05,2.85e-05,0.000356
1851,1.4e-05,2.88e-05,0.000378
1852,1.44e-05,2.91e-05,0.000404
1853,1.49e-05,2.94e-05,0.000435
1854,1.54e-05,2.97e-05,0.00046899999999999996
1855,1.58e-05,2.9999999999999997e-05,0.000508
1856,1.63e-05,3.03e-05,0.0005510000000000001
1857,1.68e-05,3.06e-05,0.000597
1858,1.73e-05,3.09e-05,0.000648
1859,1.78e-05,3.12e-05,0.0007019999999999999
1860,1.83e-05,3.15e-05,0.00076
1861,1.89e-05,3.18e-05,0.0008219999999999999
1862,1.94e-05,3.2099999999999994e-05,0.000887
1863,1.9900000000000003e-05,3.23e-05,0.000957
1864,2.05e-05,3.26e-05,0.00103
1865,2.1000000000000002e-05,3.29e-05,0.00111
1866,2.16e-05,3.31e-05,0.0011899999999999999
1867,2.2100000000000002e-05,3.34e-05,0.00127
1868,2.2700000000000003e-05,3.37e-05,0.00136
1869,2.33e-05,3.4e-05,0.00145
1870,2.39e-05,3.43e-05,0.0015400000000000001
1871,2.44e-05,3.46e-05,0.00164
1872,2.5e-05,3.49e-05,0.00174
1873,2.5600000000000002e-05,3.52e-05,0.00184
1874,2.62e-05,3.5499999999999996e-05,0.00195
1875,2.68e-05,3.5799999999999996e-05,0.00206
1876,2.7400000000000002e-05,3.61e-05,0.00217
1877,2.81e-05,3.65e-05,0.00229
1878,2.87e-05,3.68e-05,0.0024100000000000002
1879,2.93e-05,3.73e-05,0.0025299999999999997
1880,2.99e-05,3.7699999999999995e-05,0.00266
1881,3.06e-05,3.82e-05,0.00279
1882,3.12e-05,3.89e-05,0.00292
1883,3.18e-05,3.96e-05,0.0030499999999999998
1884,3.2500000000000004e-05,4.04e-05,0.00319
1885,3.31e-05,4.12e-05,0.00333
1886,3.3799999999999995e-05,4.21e-05,0.00347
1887,3.44e-05,4.2999999999999995e-05,0.00362
1888,3.51e-05,4.38e-05,0.00377
1889,3.57e-05,4.4699999999999996e-05,0.00392
1890,3.9699999999999996e-05,4.84e-05,0.0039
1891,4.09e-05,4.85e-05,0.00393
1892,4.21e-05,4.8899999999999996e-05,0.00396
1893,4.34e-05,4.9500000000000004e-05,0.0039900000000000005
1894,4.48e-05,5.0299999999999996e-05,0.004030000000000001
1895,4.63e-05,5.1200000000000004e-05,0.004059999999999999
1896,4.78e-05,5.24e-05,0.0040999999999999995
1897,4.9500000000000004e-05,5.36e-05,0.00414
1898,5.11e-05,5.5e-05,0.00419
1899,5.2900000000000005e-05,5.6500000000000005e-05,0.00423
1900,5.47e-05,5.8e-05,0.0042699999999999995
1901,5.7e-05,5.99e-05,0.00433
1902,6.02e-05,6.25e-05,0.00439
1903,6.41e-05,6.560000000000001e-05,0.0044599999999999996
1904,6.850000000000001e-05,6.93e-05,0.00454
1905,7.32e-05,7.340000000000001e-05,0.00462
1906,7.81e-05,7.78e-05,0.00471
1907,8.309999999999999e-05,8.26e-05,0.00478
1908,8.78e-05,8.75e-05,0.004849999999999999
1909,9.22e-05,9.25e-05,0.00491
1910,9.61e-05,9.76e-05,0.00496
1911,9.97e-05,0.000103,0.005
1912,0.000103,0.000108,0.00504
1913,0.000107,0.000114,0.00508
1914,0.00011,0.00011999999999999999,0.00511
1915,0.000114,0.000126,0.00515
1916,0.00011700000000000001,0.000133,0.00519
1917,0.00011999999999999999,0.00014099999999999998,0.00522
1918,0.000123,0.000149,0.00525
1919,0.000126,0.000158,0.00529
1920,0.000129,0.00016800000000000002,0.00531
1921,0.000132,0.000179,0.00537
1922,0.000134,0.000192,0.0054800000000000005
1923,0.000136,0.000206,0.00563
1924,0.00013900000000000002,0.000222,0.0058
1925,0.00014099999999999998,0.00023999999999999998,0.00598
1926,0.00014299999999999998,0.000259,0.0061600000000000005
1927,0.000145,0.000279,0.00633
1928,0.000148,0.0003,0.00647
1929,0.00015,0.000322,0.00657
1930,0.000153,0.000345,0.00661
1931,0.000155,0.00037,0.00661
1932,0.000158,0.000397,0.00657
1933,0.00016,0.00042699999999999997,0.00651
1934,0.000163,0.00045900000000000004,0.00643
1935,0.000166,0.000492,0.00634
1936,0.00016900000000000002,0.000528,0.00625
1937,0.00017199999999999998,0.000566,0.00618
1938,0.000175,0.000605,0.0061200000000000004
1939,0.000179,0.000646,0.00609
1940,0.000183,0.000687,0.00609
1941,0.000187,0.000732,0.00613
1942,0.000193,0.0007790000000000001,0.00617
1943,0.000199,0.00083,0.00623
1944,0.000206,0.000884,0.0063
1945,0.000213,0.00094,0.00638
1946,0.000221,0.000998,0.00647
1947,0.00023,0.00106,0.00656
1948,0.00023899999999999998,0.0011200000000000001,0.0066500000000000005
1949,0.000248,0.0011799999999999998,0.00675
1950,0.000258,0.00124,0.006860000000000001
1951,0.00026900000000000003,0.0013,0.007
1952,0.00028199999999999997,0.0013700000000000001,0.0072
1953,0.000297,0.0014299999999999998,0.00746
1954,0.000313,0.0015,0.0077599999999999995
1955,0.000331,0.00156,0.00807
1956,0.00035,0.00163,0.008400000000000001
1957,0.00036899999999999997,0.00171,0.00872
1958,0.000389,0.0017800000000000001,0.00902
1959,0.000408,0.00186,0.00928
1960,0.00042699999999999997,0.0019399999999999999,0.0095
1961,0.00044500000000000003,0.00202,0.009550000000000001
1962,0.00046300000000000003,0.00212,0.009980000000000001
1963,0.000481,0.00222,0.0101
1964,0.0005,0.00232,0.0109
1965,0.000519,0.00242,0.012
1966,0.000539,0.0025299999999999997,0.011
1967,0.0005600000000000001,0.00264,0.0125
1968,0.0005819999999999999,0.0027400000000000002,0.0129
1969,0.000606,0.0028399999999999996,0.011699999999999999
1970,0.000615,0.00278,0.0136
1971,0.000614,0.00294,0.013699999999999999
1972,0.0006129999999999999,0.00297,0.0128
1973,0.0006770000000000001,0.003,0.0147
1974,0.000617,0.0030299999999999997,0.0144
1975,0.0006680000000000001,0.0030600000000000002,0.0152
1976,0.000605,0.0031,0.0154
1977,0.000695,0.00317,0.0157
1978,0.0006039999999999999,0.0032400000000000003,0.0178
1979,0.000617,0.00332,0.0193
1980,0.0006,0.0033799999999999998,0.0212
1981,0.000759,0.0034,0.0232
1982,0.0006360000000000001,0.0034100000000000003,0.0238
1983,0.000453,0.0034300000000000003,0.0241
1984,0.00046100000000000004,0.0034500000000000004,0.0247
1985,0.000402,0.00349,0.0249
1986,0.000399,0.00354,0.0253
1987,0.000352,0.00359,0.0248
1988,0.000384,0.00366,0.0248
1989,0.000412,0.00375,0.0253
1990,0.00122,0.00383,0.0209
1991,0.0009419999999999999,0.00391,0.023100000000000002
1992,0.0007830000000000001,0.00398,0.0258
1993,0.00086,0.00404,0.023
1994,0.00106,0.0040999999999999995,0.023399999999999997
1995,0.00107,0.00418,0.024
1996,0.00111,0.00423,0.023399999999999997
1997,0.0012,0.00429,0.0211
1998,0.00127,0.00433,0.0209
1999,0.0011,0.00439,0.0209
2000,0.00254,0.00445,0.0184
2001,0.00267,0.00451,0.02
2002,0.0024,0.00457,0.015
2003,0.00234,0.00461,0.0179
2004,0.00231,0.00466,0.0178
2005,0.0024100000000000002,0.004719999999999999,0.0154
2006,0.0025299999999999997,0.00478,0.0158
2007,0.00273,0.00483,0.0148
2008,0.00289,0.00487,0.0157
2009,0.00292,0.00492,0.019600000000000003
2010,0.0029300000000000003,0.00498,0.0188
2011,0.00299,0.00501,0.02
2012,0.0030800000000000003,0.005059999999999999,0.019
2013,0.0031,0.0050999999999999995,0.0195
2014,0.00316,0.00515,0.0207
2015,0.00321,0.0052,0.0198
2016,0.00329,0.00525,0.020300000000000002
2017,0.0033599999999999997,0.0053,0.0197
2018,0.00342,0.00535,0.0184