year,IPC1,IPC2,IPC4,IPCMAG
1850,0.00031,0.0,0.00176,0.0126
1851,0.000314,1.09e-10,0.00176,0.013
1852,0.000317,2.16e-10,0.00177,0.0134
1853,0.000321,3.23e-10,0.0017800000000000001,0.013800000000000002
1854,0.000325,4.28e-10,0.0017800000000000001,0.014199999999999999
1855,0.00032900000000000003,5.33e-10,0.0017900000000000001,0.0146
1856,0.000333,6.360000000000001e-10,0.0018,0.015099999999999999
1857,0.000337,7.39e-10,0.00181,0.0154
1858,0.00034100000000000005,8.4e-10,0.00182,0.0158
1859,0.000345,9.41e-10,0.00183,0.0162
1860,0.00034899999999999997,1.04e-09,0.00184,0.0166
1861,0.00035299999999999996,1.1400000000000002e-09,0.00185,0.017
1862,0.000357,1.24e-09,0.00186,0.0174
1863,0.000361,1.33e-09,0.0018700000000000001,0.0178
1864,0.000365,1.43e-09,0.00188,0.0181
1865,0.00036899999999999997,1.5200000000000001e-09,0.00189,0.0185
1866,0.000374,1.62e-09,0.0019,0.0189
1867,0.000378,1.7099999999999999e-09,0.00191,0.0192
1868,0.000382,1.8e-09,0.0019299999999999999,0.019600000000000003
1869,0.000386,1.89e-09,0.0019399999999999999,0.019899999999999998
1870,0.000391,1.98e-09,0.00195,0.020300000000000002
1871,0.000395,2.07e-09,0.00197,0.0206
1872,0.0004,2.16e-09,0.00198,0.021
1873,0.000404,2.25e-09,0.002,0.0213
1874,0.000408,2.34e-09,0.0020099999999999996,0.0217
1875,0.00041299999999999996,2.4200000000000003e-09,0.0020299999999999997,0.022
1876,0.000417,2.5100000000000002e-09,0.0020499999999999997,0.0224
1877,0.000422,2.5900000000000004e-09,0.00206,0.022699999999999998
1878,0.000426,2.6800000000000003e-09,0.0020800000000000003,0.023
1879,0.000431,2.76e-09,0.0021000000000000003,0.023399999999999997
1880,0.00043599999999999997,2.84e-09,0.00212,0.0237
1881,0.00044,2.93e-09,0.00213,0.024
1882,0.00044500000000000003,3.01e-09,0.00215,0.024399999999999998
1883,0.000449,3.09e-09,0.00217,0.0247
1884,0.00045400000000000003,3.17e-09,0.00219,0.025
1885,0.00045900000000000004,3.2499999999999997e-09,0.0022,0.0253
1886,0.000464,3.32e-09,0.00222,0.0257
1887,0.00046800000000000005,3.4000000000000003e-09,0.0022400000000000002,0.026
1888,0.00047299999999999995,3.48e-09,0.00226,0.0263
1889,0.00047799999999999996,3.5599999999999997e-09,0.00227,0.026600000000000002
1890,0.000528,5.57e-09,0.00232,0.027399999999999997
1891,0.0005470000000000001,5.96e-09,0.00234,0.027800000000000002
1892,0.0005679999999999999,6.45e-09,0.00237,0.028300000000000002
1893,0.0005909999999999999,7.019999999999999e-09,0.00239,0.0288
1894,0.000617,7.659999999999999e-09,0.00242,0.0293
1895,0.0006450000000000001,8.37e-09,0.00244,0.0299
1896,0.000675,9.140000000000001e-09,0.0024700000000000004,0.0304
1897,0.000707,9.96e-09,0.0025,0.031
1898,0.000741,1.08e-08,0.0025299999999999997,0.0316
1899,0.000776,1.17e-08,0.00256,0.0322
1900,0.000812,1.27e-08,0.00259,0.032799999999999996
1901,0.000858,1.38e-08,0.00263,0.0334
1902,0.0009180000000000001,1.51e-08,0.00266,0.0339
1903,0.000989,1.66e-08,0.0027,0.0345
1904,0.00107,1.8300000000000002e-08,0.0027400000000000002,0.035
1905,0.00115,1.99e-08,0.00278,0.0356
1906,0.00124,2.16e-08,0.00282,0.0363
1907,0.00132,2.3200000000000003e-08,0.0028599999999999997,0.037
1908,0.00139,2.47e-08,0.0029,0.037899999999999996
1909,0.00146,2.59e-08,0.0029500000000000004,0.0389
1910,0.00151,2.69e-08,0.00299,0.04
1911,0.00156,2.77e-08,0.0030299999999999997,0.0419
1912,0.0016,2.83e-08,0.00307,0.044700000000000004
1913,0.00164,2.89e-08,0.00311,0.0485
1914,0.0016799999999999999,2.94e-08,0.00315,0.052899999999999996
1915,0.00172,2.9899999999999996e-08,0.00319,0.0578
1916,0.00175,3.04e-08,0.0032400000000000003,0.0629
1917,0.0017900000000000001,3.09e-08,0.00329,0.0682
1918,0.00182,3.1399999999999997e-08,0.0033399999999999997,0.0734
1919,0.00185,3.1999999999999995e-08,0.0034100000000000003,0.0783
1920,0.00188,3.26e-08,0.00349,0.08259999999999999
1921,0.00191,3.34e-08,0.00359,0.0871
1922,0.0019299999999999999,3.41e-08,0.00373,0.092
1923,0.00195,3.49e-08,0.00391,0.09720000000000001
1924,0.00197,3.58e-08,0.00412,0.102
1925,0.00199,3.67e-08,0.00436,0.107
1926,0.00202,3.76e-08,0.00461,0.112
1927,0.00204,3.8699999999999996e-08,0.00488,0.116
1928,0.00207,3.98e-08,0.00517,0.119
1929,0.0021000000000000003,4.1e-08,0.00546,0.121
1930,0.00213,4.2299999999999995e-08,0.00575,0.122
1931,0.00218,4.38e-08,0.00605,0.121
1932,0.0022400000000000002,4.57e-08,0.00638,0.12
1933,0.00231,4.79e-08,0.006719999999999999,0.118
1934,0.00239,5.02e-08,0.0070999999999999995,0.116
1935,0.00248,5.27e-08,0.00749,0.113
1936,0.00257,5.5300000000000005e-08,0.00791,0.11
1937,0.00267,5.78e-08,0.00835,0.108
1938,0.00278,6.03e-08,0.00882,0.106
1939,0.0028799999999999997,6.270000000000001e-08,0.00931,0.105
1940,0.00299,6.49e-08,0.00983,0.104
1941,0.0031,6.68e-08,0.0104,0.113
1942,0.00323,6.86e-08,0.011,0.135
1943,0.0033599999999999997,7.019999999999999e-08,0.011699999999999999,0.169
1944,0.0035,7.17e-08,0.0124,0.209
1945,0.00364,7.33e-08,0.0132,0.253
1946,0.00379,7.49e-08,0.014,0.297
1947,0.00395,7.669999999999999e-08,0.0148,0.338
1948,0.00411,7.88e-08,0.0157,0.371
1949,0.0042699999999999995,8.12e-08,0.0166,0.394
1950,0.00443,8.4e-08,0.0174,0.402
1951,0.0046,8.77e-08,0.0183,0.398
1952,0.00478,9.27e-08,0.0192,0.386
1953,0.00496,9.89e-08,0.0201,0.369
1954,0.00515,1.06e-07,0.021,0.348
1955,0.00534,1.14e-07,0.022,0.326
1956,0.00554,1.22e-07,0.023,0.303
1957,0.005730000000000001,1.3e-07,0.024,0.282
1958,0.0059299999999999995,1.39e-07,0.0251,0.265
1959,0.00613,1.47e-07,0.0263,0.253
1960,0.00633,1.55e-07,0.0275,0.249
1961,0.00657,1.6300000000000002e-07,0.0289,0.303
1962,0.00687,1.73e-07,0.0304,0.267
1963,0.00724,1.83e-07,0.0322,0.269
1964,0.00764,1.94e-07,0.034,0.285
1965,0.008060000000000001,2.05e-07,0.0358,0.302
1966,0.00848,2.15e-07,0.037700000000000004,0.319
1967,0.0089,2.23e-07,0.0396,0.333
1968,0.00929,2.3e-07,0.041299999999999996,0.343
1969,0.009630000000000001,2.34e-07,0.043,0.369
1970,0.0103,2.36e-07,0.044899999999999995,0.374
1971,0.0104,2.2699999999999998e-07,0.047,0.382
1972,0.011300000000000001,2.58e-07,0.048100000000000004,0.363
1973,0.012,2.65e-07,0.0498,0.361
1974,0.0126,2.6e-07,0.0512,0.351
1975,0.013,2.9300000000000004e-07,0.052700000000000004,0.351
1976,0.013699999999999999,3.07e-07,0.054200000000000005,0.342
1977,0.014,3.17e-07,0.056299999999999996,0.329
1978,0.0141,3.05e-07,0.0585,0.342
1979,0.0148,3.5899999999999997e-07,0.0608,0.328
1980,0.0144,3.84e-07,0.0628,0.348
1981,0.0148,3.89e-07,0.06470000000000001,0.331
1982,0.015,3.8499999999999997e-07,0.067,0.253
1983,0.0156,3.48e-07,0.0693,0.267
1984,0.0161,3.5399999999999997e-07,0.0715,0.251
1985,0.016399999999999998,4.37e-07,0.0735,0.27
1986,0.0162,4.3100000000000003e-07,0.0757,0.304
1987,0.0154,4.35e-07,0.07790000000000001,0.337
1988,0.0156,3.97e-07,0.081,0.309
1989,0.0148,4.0000000000000003e-07,0.0832,0.327
1990,0.0147,3.82e-07,0.085,0.328
1991,0.014199999999999999,3.99e-07,0.0872,0.315
1992,0.0143,3.73e-07,0.0895,0.305
1993,0.0144,3.6900000000000004e-07,0.09129999999999999,0.262
1994,0.0147,4.9e-07,0.094,0.272
1995,0.0145,3.5e-07,0.0975,0.279
1996,0.014,3.5e-07,0.1,0.286
1997,0.014199999999999999,3.5e-07,0.104,0.293
1998,0.0143,3.5e-07,0.108,0.3
1999,0.0147,3.5e-07,0.111,0.307
2000,0.0146,3.5e-07,0.114,0.314
2001,0.0158,3.5e-07,0.132,0.316
2002,0.0171,3.5e-07,0.149,0.318
2003,0.0185,3.5e-07,0.167,0.321
2004,0.019899999999999998,3.5e-07,0.185,0.323
2005,0.0212,3.5e-07,0.203,0.325
2006,0.0225,3.3300000000000003e-07,0.222,0.328
2007,0.0238,3.29e-07,0.243,0.33
2008,0.0251,3.2499999999999996e-07,0.259,0.332
2009,0.0264,3.21e-07,0.277,0.334
2010,0.027800000000000002,3.17e-07,0.296,0.337
2011,0.027899999999999998,3.13e-07,0.317,0.348
2012,0.027899999999999998,3.09e-07,0.337,0.36
2013,0.027600000000000003,3.04e-07,0.344,0.36
2014,0.0273,3e-07,0.34,0.36
2015,0.027,2.96e-07,0.346,0.37
2016,0.026600000000000002,2.92e-07,0.388,0.381
2017,0.0304,2.88e-07,0.404,0.382
2018,0.031100000000000003,2.84e-07,0.421,0.39