year,IPC1,IPC4,IPCMAG
1850,8.33e-05,4.34e-05,0.0409
1851,8.43e-05,4.36e-05,0.0423
1852,8.53e-05,4.3700000000000005e-05,0.0436
1853,8.63e-05,4.39e-05,0.045
1854,8.730000000000001e-05,4.41e-05,0.046299999999999994
1855,8.83e-05,4.43e-05,0.0476
1856,8.939999999999999e-05,4.45e-05,0.0489
1857,9.039999999999999e-05,4.4699999999999996e-05,0.0502
1858,9.15e-05,4.49e-05,0.0515
1859,9.26e-05,4.51e-05,0.0528
1860,9.37e-05,4.53e-05,0.054
1861,9.48e-05,4.5600000000000004e-05,0.055299999999999995
1862,9.59e-05,4.58e-05,0.0565
1863,9.7e-05,4.61e-05,0.0577
1864,9.810000000000001e-05,4.6399999999999996e-05,0.0589
1865,9.92e-05,4.66e-05,0.0601
1866,0.0001,4.6899999999999995e-05,0.0613
1867,0.000101,4.72e-05,0.0625
1868,0.000103,4.75e-05,0.0637
1869,0.000104,4.79e-05,0.0648
1870,0.00010499999999999999,4.82e-05,0.066
1871,0.000106,4.85e-05,0.06709999999999999
1872,0.000107,4.8899999999999996e-05,0.0683
1873,0.00010899999999999999,4.93e-05,0.0694
1874,0.00011,4.97e-05,0.0705
1875,0.000111,5.01e-05,0.0716
1876,0.000112,5.05e-05,0.0727
1877,0.00011300000000000001,5.1e-05,0.07379999999999999
1878,0.000115,5.14e-05,0.07490000000000001
1879,0.000116,5.18e-05,0.076
1880,0.00011700000000000001,5.22e-05,0.07709999999999999
1881,0.000118,5.2699999999999993e-05,0.0782
1882,0.00011999999999999999,5.31e-05,0.0792
1883,0.000121,5.35e-05,0.0803
1884,0.000122,5.4e-05,0.0813
1885,0.000123,5.4399999999999994e-05,0.0824
1886,0.000125,5.4800000000000004e-05,0.0834
1887,0.000126,5.53e-05,0.0845
1888,0.000127,5.57e-05,0.0855
1889,0.000128,5.62e-05,0.0866
1890,0.00014199999999999998,5.73e-05,0.0875
1891,0.000147,5.79e-05,0.0879
1892,0.000152,5.84e-05,0.0883
1893,0.000158,5.9e-05,0.0887
1894,0.000164,5.97e-05,0.0892
1895,0.000171,6.03e-05,0.0896
1896,0.000178,6.1e-05,0.0901
1897,0.000185,6.18e-05,0.0907
1898,0.000193,6.25e-05,0.0912
1899,0.000201,6.33e-05,0.09179999999999999
1900,0.00020899999999999998,6.41e-05,0.0923
1901,0.00021799999999999999,6.49e-05,0.09290000000000001
1902,0.000229,6.57e-05,0.0935
1903,0.000242,6.67e-05,0.0942
1904,0.000255,6.759999999999999e-05,0.0948
1905,0.00026900000000000003,6.86e-05,0.0955
1906,0.00028199999999999997,6.96e-05,0.0963
1907,0.00029499999999999996,7.06e-05,0.09709999999999999
1908,0.000307,7.17e-05,0.0979
1909,0.000317,7.280000000000001e-05,0.0988
1910,0.000324,7.38e-05,0.0997
1911,0.000331,7.489999999999999e-05,0.101
1912,0.000337,7.59e-05,0.103
1913,0.000342,7.68e-05,0.105
1914,0.000347,7.78e-05,0.108
1915,0.00035099999999999997,7.879999999999999e-05,0.111
1916,0.00035499999999999996,7.99e-05,0.114
1917,0.00035999999999999997,8.12e-05,0.117
1918,0.000364,8.26e-05,0.12
1919,0.000368,8.42e-05,0.123
1920,0.000372,8.609999999999999e-05,0.126
1921,0.000376,8.86e-05,0.129
1922,0.00038,9.22e-05,0.132
1923,0.000384,9.66e-05,0.135
1924,0.00038700000000000003,0.000102,0.139
1925,0.000391,0.000108,0.143
1926,0.000395,0.000114,0.146
1927,0.000399,0.000121,0.149
1928,0.000404,0.000128,0.152
1929,0.00040899999999999997,0.000135,0.153
1930,0.000416,0.00014199999999999998,0.154
1931,0.000424,0.000149,0.154
1932,0.000435,0.000157,0.154
1933,0.000449,0.000166,0.153
1934,0.000465,0.000175,0.152
1935,0.000482,0.000185,0.15
1936,0.000501,0.000195,0.149
1937,0.0005200000000000001,0.000206,0.148
1938,0.00054,0.00021799999999999999,0.147
1939,0.0005610000000000001,0.00023,0.147
1940,0.0005809999999999999,0.000243,0.147
1941,0.000602,0.000257,0.152
1942,0.000624,0.000272,0.164
1943,0.000647,0.000289,0.183
1944,0.000671,0.000307,0.205
1945,0.0006969999999999999,0.000326,0.229
1946,0.000723,0.00034599999999999995,0.253
1947,0.00075,0.000367,0.276
1948,0.000778,0.000388,0.294
1949,0.0008060000000000001,0.00040899999999999997,0.307
1950,0.0008349999999999999,0.00043,0.312
1951,0.000866,0.00045200000000000004,0.311
1952,0.0009,0.000474,0.305
1953,0.0009350000000000001,0.000496,0.297
1954,0.000972,0.000519,0.287
1955,0.00101,0.0005430000000000001,0.276
1956,0.0010500000000000002,0.0005669999999999999,0.264
1957,0.00108,0.000593,0.254
1958,0.0011200000000000001,0.00062,0.246
1959,0.00115,0.0006490000000000001,0.241
1960,0.00117,0.000679,0.24
1961,0.0012,0.000713,0.241
1962,0.00123,0.000752,0.251
1963,0.00126,0.000794,0.253
1964,0.0013,0.000839,0.253
1965,0.00133,0.000885,0.254
1966,0.00136,0.0009310000000000001,0.256
1967,0.00139,0.000977,0.256
1968,0.00141,0.00102,0.258
1969,0.0014299999999999998,0.00106,0.261
1970,0.00149,0.00107,0.353
1971,0.00149,0.00111,0.236
1972,0.00152,0.00115,0.25
1973,0.0015300000000000001,0.0011899999999999999,0.264
1974,0.0015300000000000001,0.00123,0.256
1975,0.00156,0.00125,0.238
1976,0.0016,0.0012900000000000001,0.215
1977,0.0016,0.00133,0.259
1978,0.00161,0.00136,0.268
1979,0.00164,0.0014,0.335
1980,0.0016899999999999999,0.0014299999999999998,0.297
1981,0.0016799999999999999,0.00145,0.239
1982,0.0017,0.00149,0.247
1983,0.00173,0.0015300000000000001,0.239
1984,0.00176,0.00158,0.194
1985,0.00182,0.00163,0.197
1986,0.00188,0.00171,0.199
1987,0.00198,0.0017900000000000001,0.252
1988,0.00206,0.0018700000000000001,0.195
1989,0.00209,0.00196,0.22
1990,0.00278,0.00204,0.283
1991,0.00484,0.00214,0.29
1992,0.004900000000000001,0.00222,0.284
1993,0.00511,0.00231,0.275
1994,0.00534,0.0024,0.274
1995,0.00543,0.0024,0.269
1996,0.00562,0.0023,0.256
1997,0.0058,0.0024,0.254
1998,0.0058,0.0025,0.251
1999,0.00609,0.0027,0.248
2000,0.00858,0.003,0.251
2001,0.00858,0.003,0.252
2002,0.00838,0.0031,0.224
2003,0.00877,0.0035,0.227
2004,0.0115,0.0036,0.217
2005,0.0115,0.0039,0.224
2006,0.011800000000000001,0.004,0.254
2007,0.0129,0.0038,0.266
2008,0.0156,0.004200000000000001,0.229
2009,0.0157,0.0046,0.296
2010,0.016300000000000002,0.004900000000000001,0.266
2011,0.0154,0.0052,0.301
2012,0.0156,0.0057,0.318
2013,0.0147,0.0057,0.202
2014,0.0157,0.005900000000000001,0.234
2015,0.0165,0.00608,0.227
2016,0.0181,0.00631,0.247
2017,0.018699999999999998,0.00654,0.245
2018,0.0193,0.00677,0.219