year,IPC1,IPC2,IPC4,IPCMAG
1850,0.0405,6.5e-06,0.042,0.0772
1851,0.040600000000000004,7.43e-06,0.0425,0.0773
1852,0.040799999999999996,8.380000000000001e-06,0.043,0.07740000000000001
1853,0.041299999999999996,9.339999999999999e-06,0.0436,0.0777
1854,0.0419,1.03e-05,0.0441,0.078
1855,0.0427,1.1299999999999999e-05,0.0446,0.07840000000000001
1856,0.0437,1.23e-05,0.0451,0.07890000000000001
1857,0.0448,1.33e-05,0.0456,0.07940000000000001
1858,0.0461,1.43e-05,0.046200000000000005,0.08009999999999999
1859,0.0475,1.53e-05,0.046700000000000005,0.0808
1860,0.049,1.63e-05,0.047200000000000006,0.08159999999999999
1861,0.0507,1.74e-05,0.047700000000000006,0.0824
1862,0.0526,1.84e-05,0.048100000000000004,0.0834
1863,0.0545,1.95e-05,0.048600000000000004,0.0844
1864,0.056600000000000004,2.06e-05,0.049,0.0855
1865,0.0588,2.17e-05,0.0495,0.0866
1866,0.061200000000000004,2.2700000000000003e-05,0.05,0.0878
1867,0.0636,2.3800000000000003e-05,0.0504,0.089
1868,0.06620000000000001,2.49e-05,0.0509,0.09029999999999999
1869,0.0688,2.61e-05,0.0515,0.0917
1870,0.0716,2.7199999999999997e-05,0.052,0.09309999999999999
1871,0.0745,2.83e-05,0.0526,0.09459999999999999
1872,0.07740000000000001,2.95e-05,0.0533,0.09609999999999999
1873,0.0804,3.06e-05,0.053899999999999997,0.09770000000000001
1874,0.0835,3.18e-05,0.0546,0.0993
1875,0.0867,3.29e-05,0.0554,0.101
1876,0.09,3.4099999999999995e-05,0.056100000000000004,0.103
1877,0.0933,3.53e-05,0.0569,0.104
1878,0.09670000000000001,3.6400000000000004e-05,0.0576,0.106
1879,0.1,3.76e-05,0.0584,0.108
1880,0.104,3.88e-05,0.0591,0.11
1881,0.107,4e-05,0.0598,0.112
1882,0.111,4.12e-05,0.0605,0.113
1883,0.115,4.24e-05,0.0613,0.115
1884,0.118,4.36e-05,0.062,0.117
1885,0.122,4.49e-05,0.0628,0.119
1886,0.126,4.61e-05,0.0635,0.121
1887,0.129,4.7300000000000005e-05,0.0643,0.123
1888,0.133,4.85e-05,0.065,0.125
1889,0.137,4.98e-05,0.0658,0.127
1890,0.143,7.77e-05,0.0669,0.107
1891,0.149,8.319999999999999e-05,0.0679,0.123
1892,0.154,8.999999999999999e-05,0.0689,0.137
1893,0.159,9.79e-05,0.0699,0.15
1894,0.164,0.000107,0.0709,0.162
1895,0.169,0.00011700000000000001,0.072,0.173
1896,0.175,0.000127,0.073,0.182
1897,0.18,0.00013900000000000002,0.0741,0.189
1898,0.186,0.00015099999999999998,0.0751,0.194
1899,0.191,0.000164,0.0762,0.198
1900,0.196,0.000177,0.0772,0.199
1901,0.202,0.000192,0.0783,0.198
1902,0.209,0.000211,0.0793,0.194
1903,0.216,0.000232,0.0804,0.19
1904,0.223,0.000255,0.0815,0.184
1905,0.23,0.00027800000000000004,0.0825,0.178
1906,0.237,0.00030199999999999997,0.0836,0.171
1907,0.243,0.000324,0.0847,0.166
1908,0.248,0.000345,0.0858,0.161
1909,0.251,0.00036199999999999996,0.087,0.158
1910,0.254,0.000376,0.0881,0.156
1911,0.254,0.00038700000000000003,0.08929999999999999,0.157
1912,0.253,0.00039600000000000003,0.0905,0.157
1913,0.251,0.000404,0.0917,0.158
1914,0.248,0.00041099999999999996,0.09290000000000001,0.159
1915,0.244,0.00041799999999999997,0.0942,0.16
1916,0.241,0.000425,0.09540000000000001,0.161
1917,0.238,0.000432,0.09670000000000001,0.162
1918,0.236,0.000439,0.098,0.164
1919,0.235,0.000447,0.0993,0.165
1920,0.235,0.000457,0.101,0.167
1921,0.237,0.000467,0.102,0.168
1922,0.241,0.000477,0.103,0.171
1923,0.247,0.000488,0.105,0.173
1924,0.253,0.0005,0.106,0.176
1925,0.259,0.000512,0.107,0.179
1926,0.266,0.0005250000000000001,0.109,0.182
1927,0.272,0.000539,0.11,0.186
1928,0.277,0.000554,0.111,0.189
1929,0.28,0.000571,0.113,0.192
1930,0.281,0.000589,0.114,0.196
1931,0.282,0.00061,0.115,0.199
1932,0.282,0.0006360000000000001,0.116,0.203
1933,0.282,0.000666,0.118,0.207
1934,0.282,0.000699,0.119,0.211
1935,0.282,0.000734,0.12,0.215
1936,0.282,0.000769,0.121,0.219
1937,0.282,0.000805,0.122,0.223
1938,0.282,0.000841,0.124,0.225
1939,0.282,0.000874,0.125,0.227
1940,0.282,0.000905,0.128,0.228
1941,0.281,0.0009320000000000001,0.131,0.227
1942,0.278,0.0009559999999999999,0.135,0.226
1943,0.274,0.000979,0.141,0.225
1944,0.269,0.001,0.147,0.223
1945,0.264,0.00102,0.154,0.222
1946,0.259,0.0010500000000000002,0.161,0.22
1947,0.254,0.00107,0.168,0.218
1948,0.25,0.0011,0.174,0.217
1949,0.247,0.00113,0.179,0.216
1950,0.246,0.00117,0.183,0.216
1951,0.246,0.00124,0.186,0.217
1952,0.247,0.00133,0.189,0.22
1953,0.249,0.00145,0.192,0.224
1954,0.25,0.00158,0.195,0.229
1955,0.252,0.00172,0.198,0.234
1956,0.254,0.00186,0.2,0.239
1957,0.256,0.00198,0.202,0.244
1958,0.257,0.00207,0.204,0.248
1959,0.258,0.00214,0.205,0.251
1960,0.259,0.00216,0.205,0.252
1961,0.259,0.00216,0.205,0.257
1962,0.259,0.00216,0.205,0.268
1963,0.259,0.00216,0.205,0.268
1964,0.259,0.00216,0.205,0.252
1965,0.259,0.00216,0.205,0.257
1966,0.259,0.00216,0.205,0.264
1967,0.259,0.00216,0.205,0.265
1968,0.259,0.00216,0.205,0.271
1969,0.262,0.00215,0.206,0.276
1970,0.275,0.00197,0.201,0.281
1971,0.249,0.00186,0.211,0.285
1972,0.246,0.0020499999999999997,0.213,0.279
1973,0.252,0.00196,0.214,0.29
1974,0.249,0.00182,0.215,0.302
1975,0.245,0.00155,0.21,0.301
1976,0.244,0.00146,0.213,0.296
1977,0.25,0.00121,0.214,0.296
1978,0.256,0.00121,0.215,0.297
1979,0.254,0.00132,0.217,0.301
1980,0.258,0.00107,0.216,0.302
1981,0.255,0.00108,0.216,0.301
1982,0.257,0.000832,0.214,0.299
1983,0.247,0.000725,0.213,0.303
1984,0.253,0.000868,0.213,0.308
1985,0.26,0.0008129999999999999,0.214,0.308
1986,0.244,0.000728,0.214,0.305
1987,0.22,0.0007379999999999999,0.214,0.307
1988,0.185,0.000825,0.216,0.304
1989,0.186,0.0008020000000000001,0.217,0.306
1990,0.176,0.000825,0.22,0.311
1991,0.18,0.0007840000000000001,0.218,0.313
1992,0.174,0.0006770000000000001,0.222,0.308
1993,0.178,0.000646,0.211,0.306
1994,0.179,0.000703,0.221,0.305
1995,0.182,0.00095,0.225,0.31
1996,0.173,0.0009170000000000001,0.213,0.308
1997,0.174,0.000896,0.214,0.302
1998,0.174,0.000964,0.207,0.298
1999,0.178,0.000916,0.203,0.312
2000,0.183,0.0009350000000000001,0.202,0.3
2001,0.187,0.000876,0.189,0.296
2002,0.192,0.00101,0.186,0.285
2003,0.225,0.00103,0.176,0.273
2004,0.25,0.00108,0.177,0.268
2005,0.251,0.00101,0.168,0.264
2006,0.252,0.0010500000000000002,0.162,0.26
2007,0.256,0.000989,0.157,0.258
2008,0.259,0.00102,0.159,0.256
2009,0.261,0.0007920000000000001,0.163,0.257
2010,0.265,0.000978,0.153,0.255
2011,0.266,0.00101,0.156,0.253
2012,0.27,0.0010500000000000002,0.151,0.249
2013,0.274,0.0011,0.157,0.245
2014,0.273,0.0011200000000000001,0.154,0.249
2015,0.277,0.0011200000000000001,0.154,0.251
2016,0.27,0.00123,0.145,0.25
2017,0.266,0.00134,0.14,0.241
2018,0.258,0.00114,0.129,0.244