year,IPC1,IPC2,IPC4,IPCMAG
1850,0.00171,2.5700000000000004e-07,0.0287,0.07659999999999999
1851,0.00172,2.94e-07,0.0291,0.07659999999999999
1852,0.00173,3.3100000000000004e-07,0.0294,0.0768
1853,0.00175,3.6900000000000004e-07,0.0298,0.077
1854,0.00177,4.0700000000000003e-07,0.030100000000000002,0.0773
1855,0.00181,4.46e-07,0.0305,0.0777
1856,0.00185,4.85e-07,0.030899999999999997,0.0782
1857,0.0019,5.240000000000001e-07,0.0312,0.0787
1858,0.00195,5.64e-07,0.0316,0.07940000000000001
1859,0.0020099999999999996,6.049999999999999e-07,0.0319,0.08009999999999999
1860,0.0020800000000000003,6.45e-07,0.0322,0.0809
1861,0.00215,6.87e-07,0.032600000000000004,0.08170000000000001
1862,0.0022299999999999998,7.280000000000001e-07,0.0329,0.08270000000000001
1863,0.00231,7.699999999999999e-07,0.0332,0.0837
1864,0.0024,8.13e-07,0.0335,0.0847
1865,0.00249,8.55e-07,0.0338,0.0858
1866,0.00259,8.98e-07,0.0342,0.087
1867,0.00269,9.42e-07,0.0345,0.0883
1868,0.0028,9.849999999999999e-07,0.0348,0.0896
1869,0.0029100000000000003,1.03e-06,0.0352,0.09090000000000001
1870,0.0030299999999999997,1.07e-06,0.0356,0.0923
1871,0.00315,1.1199999999999999e-06,0.036,0.0938
1872,0.00328,1.16e-06,0.0364,0.0953
1873,0.0034,1.2099999999999998e-06,0.036899999999999995,0.0968
1874,0.00354,1.25e-06,0.037399999999999996,0.0984
1875,0.00367,1.2999999999999998e-06,0.037899999999999996,0.1
1876,0.00381,1.35e-06,0.0384,0.102
1877,0.00395,1.39e-06,0.0389,0.103
1878,0.00409,1.4400000000000002e-06,0.0394,0.105
1879,0.00424,1.49e-06,0.0399,0.107
1880,0.00439,1.53e-06,0.0404,0.109
1881,0.00454,1.5800000000000001e-06,0.0409,0.111
1882,0.004690000000000001,1.6299999999999999e-06,0.0414,0.112
1883,0.004849999999999999,1.68e-06,0.0419,0.114
1884,0.005,1.72e-06,0.0424,0.116
1885,0.0051600000000000005,1.77e-06,0.0429,0.118
1886,0.00532,1.82e-06,0.0434,0.12
1887,0.0054800000000000005,1.8699999999999999e-06,0.0439,0.122
1888,0.00564,1.9200000000000003e-06,0.0445,0.124
1889,0.0058,1.9699999999999998e-06,0.045,0.126
1890,0.00625,3.07e-06,0.045700000000000005,0.107
1891,0.0065,3.29e-06,0.0464,0.122
1892,0.00675,3.5500000000000003e-06,0.0471,0.135
1893,0.007019999999999999,3.87e-06,0.047799999999999995,0.148
1894,0.0073,4.219999999999999e-06,0.0485,0.159
1895,0.00758,4.610000000000001e-06,0.0492,0.169
1896,0.00787,5.03e-06,0.0499,0.177
1897,0.00817,5.49e-06,0.0506,0.184
1898,0.00847,5.96e-06,0.0514,0.189
1899,0.00878,6.46e-06,0.0521,0.192
1900,0.0091,6.98e-06,0.0528,0.193
1901,0.00945,7.58e-06,0.0535,0.192
1902,0.00984,8.32e-06,0.054200000000000005,0.189
1903,0.0103,9.16e-06,0.055,0.184
1904,0.0107,1.01e-05,0.0557,0.179
1905,0.0111,1.1e-05,0.0564,0.173
1906,0.0116,1.1900000000000001e-05,0.0572,0.167
1907,0.012,1.2800000000000001e-05,0.0579,0.161
1908,0.0123,1.3599999999999999e-05,0.0587,0.157
1909,0.0126,1.43e-05,0.0595,0.153
1910,0.0128,1.48e-05,0.060200000000000004,0.152
1911,0.0129,1.53e-05,0.061,0.152
1912,0.013,1.56e-05,0.0619,0.153
1913,0.013099999999999999,1.6e-05,0.0627,0.153
1914,0.013099999999999999,1.62e-05,0.0635,0.154
1915,0.013099999999999999,1.65e-05,0.0644,0.155
1916,0.013099999999999999,1.68e-05,0.06520000000000001,0.156
1917,0.013099999999999999,1.7e-05,0.06609999999999999,0.157
1918,0.013099999999999999,1.73e-05,0.067,0.158
1919,0.0132,1.77e-05,0.0679,0.16
1920,0.0134,1.7999999999999997e-05,0.0687,0.161
1921,0.0136,1.84e-05,0.0696,0.163
1922,0.013900000000000001,1.88e-05,0.0705,0.165
1923,0.0143,1.93e-05,0.0715,0.168
1924,0.0148,1.9699999999999998e-05,0.0724,0.171
1925,0.0152,2.02e-05,0.0733,0.175
1926,0.0157,2.07e-05,0.0742,0.179
1927,0.016,2.13e-05,0.0752,0.182
1928,0.016399999999999998,2.19e-05,0.0761,0.186
1929,0.0166,2.2499999999999998e-05,0.077,0.189
1930,0.0167,2.33e-05,0.078,0.192
1931,0.0167,2.41e-05,0.0788,0.195
1932,0.0167,2.51e-05,0.07959999999999999,0.199
1933,0.0167,2.63e-05,0.0804,0.203
1934,0.0167,2.76e-05,0.08109999999999999,0.206
1935,0.0167,2.9e-05,0.0819,0.21
1936,0.0167,3.04e-05,0.08270000000000001,0.214
1937,0.0167,3.18e-05,0.0836,0.216
1938,0.0166,3.32e-05,0.0846,0.219
1939,0.0166,3.4500000000000005e-05,0.0858,0.22
1940,0.0166,3.57e-05,0.0872,0.221
1941,0.0165,3.68e-05,0.0892,0.22
1942,0.016399999999999998,3.78e-05,0.0923,0.219
1943,0.0161,3.86e-05,0.09620000000000001,0.218
1944,0.0158,3.95e-05,0.101,0.217
1945,0.0155,4.04e-05,0.105,0.215
1946,0.0152,4.13e-05,0.11,0.213
1947,0.0149,4.23e-05,0.115,0.212
1948,0.0146,4.35e-05,0.119,0.21
1949,0.0145,4.48e-05,0.122,0.21
1950,0.0144,4.63e-05,0.125,0.209
1951,0.0144,4.88e-05,0.127,0.21
1952,0.0145,5.2499999999999995e-05,0.129,0.213
1953,0.0146,5.72e-05,0.132,0.217
1954,0.0147,6.25e-05,0.134,0.221
1955,0.0148,6.8e-05,0.135,0.226
1956,0.0149,7.33e-05,0.137,0.232
1957,0.015,7.8e-05,0.138,0.236
1958,0.015099999999999999,8.19e-05,0.139,0.24
1959,0.015099999999999999,8.450000000000001e-05,0.14,0.243
1960,0.0152,8.54e-05,0.14,0.244
1961,0.0152,8.54e-05,0.14,0.251
1962,0.0152,8.54e-05,0.14,0.25
1963,0.0152,8.54e-05,0.14,0.246
1964,0.0152,8.54e-05,0.14,0.239
1965,0.0152,8.54e-05,0.14,0.23
1966,0.0152,8.54e-05,0.14,0.229
1967,0.0152,8.54e-05,0.14,0.233
1968,0.0152,8.54e-05,0.14,0.234
1969,0.0152,8.54e-05,0.14,0.226
1970,0.0154,8.64e-05,0.139,0.221
1971,0.016800000000000002,8.41e-05,0.146,0.215
1972,0.0178,8.87e-05,0.148,0.219
1973,0.019100000000000002,9.26e-05,0.151,0.23
1974,0.019,9.25e-05,0.153,0.251
1975,0.0209,7.73e-05,0.155,0.251
1976,0.0232,7.199999999999999e-05,0.157,0.247
1977,0.0238,7.549999999999999e-05,0.159,0.236
1978,0.032,7.4e-05,0.163,0.226
1979,0.0342,7.960000000000001e-05,0.166,0.22
1980,0.0337,7.489999999999999e-05,0.167,0.215
1981,0.0368,7.39e-05,0.168,0.211
1982,0.037899999999999996,8.790000000000001e-05,0.169,0.205
1983,0.0402,6.67e-05,0.171,0.202
1984,0.0429,7.5e-05,0.172,0.198
1985,0.0465,7.46e-05,0.174,0.196
1986,0.0479,5.6500000000000005e-05,0.175,0.196
1987,0.0549,4.92e-05,0.176,0.196
1988,0.0573,5.21e-05,0.178,0.198
1989,0.0605,5.35e-05,0.179,0.196
1990,0.061700000000000005,5.53e-05,0.183,0.197
1991,0.0625,5.8099999999999996e-05,0.182,0.197
1992,0.0643,5.49e-05,0.186,0.194
1993,0.0639,5.83e-05,0.188,0.194
1994,0.0654,5.88e-05,0.194,0.191
1995,0.0663,6.24e-05,0.194,0.197
1996,0.0683,6.33e-05,0.198,0.197
1997,0.0678,6.48e-05,0.196,0.198
1998,0.0702,6.28e-05,0.204,0.197
1999,0.0712,2.53e-05,0.201,0.198
2000,0.0736,2.23e-05,0.201,0.195
2001,0.07579999999999999,2.66e-05,0.17,0.196
2002,0.0793,3.32e-05,0.169,0.198
2003,0.0775,3.18e-05,0.173,0.2
2004,0.0793,3.4500000000000005e-05,0.174,0.199
2005,0.079,3.9699999999999996e-05,0.178,0.199
2006,0.075,4.09e-05,0.184,0.199
2007,0.07759999999999999,4.3299999999999995e-05,0.177,0.199
2008,0.0751,4.24e-05,0.178,0.196
2009,0.0728,3.8100000000000005e-05,0.166,0.195
2010,0.0663,3.68e-05,0.178,0.199
2011,0.0707,3.83e-05,0.169,0.198
2012,0.0756,3.18e-05,0.16,0.195
2013,0.0654,2.9999999999999997e-05,0.164,0.192
2014,0.061799999999999994,2.9999999999999997e-05,0.166,0.185
2015,0.0586,2.88e-05,0.166,0.182
2016,0.0455,3.26e-05,0.168,0.178
2017,0.0511,3.71e-05,0.173,0.178
2018,0.0492,3.66e-05,0.177,0.177