year,IPC1,IPC2,IPC4,IPCMAG
1850,0.000617,3.01e-07,0.0128,0.107
1851,0.000618,3.44e-07,0.013,0.107
1852,0.000623,3.88e-07,0.013099999999999999,0.107
1853,0.000629,4.32e-07,0.013300000000000001,0.108
1854,0.000639,4.769999999999999e-07,0.0135,0.108
1855,0.000651,5.22e-07,0.0136,0.109
1856,0.000666,5.68e-07,0.013800000000000002,0.109
1857,0.000683,6.14e-07,0.013900000000000001,0.11
1858,0.0007019999999999999,6.61e-07,0.0141,0.111
1859,0.0007239999999999999,7.09e-07,0.014199999999999999,0.112
1860,0.000747,7.56e-07,0.0144,0.113
1861,0.000773,8.05e-07,0.0145,0.114
1862,0.0008010000000000001,8.53e-07,0.0147,0.116
1863,0.0008309999999999999,9.02e-07,0.0148,0.117
1864,0.0008629999999999999,9.520000000000001e-07,0.015,0.119
1865,0.000897,1e-06,0.015099999999999999,0.12
1866,0.000933,1.05e-06,0.0152,0.122
1867,0.0009699999999999999,1.1e-06,0.0154,0.123
1868,0.00101,1.15e-06,0.0155,0.125
1869,0.0010500000000000002,1.2099999999999998e-06,0.0157,0.127
1870,0.00109,1.26e-06,0.0159,0.129
1871,0.00113,1.31e-06,0.0161,0.131
1872,0.0011799999999999998,1.3600000000000001e-06,0.016300000000000002,0.133
1873,0.00123,1.42e-06,0.0165,0.135
1874,0.00127,1.47e-06,0.0167,0.138
1875,0.00132,1.52e-06,0.0169,0.14
1876,0.0013700000000000001,1.5800000000000001e-06,0.0171,0.142
1877,0.0014199999999999998,1.6299999999999999e-06,0.0174,0.145
1878,0.00147,1.6900000000000001e-06,0.0176,0.147
1879,0.0015300000000000001,1.74e-06,0.0178,0.15
1880,0.00158,1.8e-06,0.018,0.152
1881,0.00163,1.85e-06,0.0183,0.155
1882,0.0016899999999999999,1.91e-06,0.0185,0.157
1883,0.00175,1.96e-06,0.018699999999999998,0.16
1884,0.0018,2.02e-06,0.0189,0.163
1885,0.00186,2.08e-06,0.0192,0.165
1886,0.0019199999999999998,2.13e-06,0.019399999999999997,0.168
1887,0.00197,2.19e-06,0.019600000000000003,0.171
1888,0.0020299999999999997,2.2499999999999996e-06,0.0198,0.173
1889,0.00209,2.3e-06,0.0201,0.176
1890,0.00231,3.59e-06,0.020399999999999998,0.149
1891,0.0024100000000000002,3.85e-06,0.0207,0.17
1892,0.00252,4.16e-06,0.021,0.19
1893,0.00263,4.53e-06,0.0213,0.209
1894,0.00275,4.94e-06,0.0217,0.225
1895,0.00287,5.4e-06,0.022,0.24
1896,0.003,5.9e-06,0.0223,0.252
1897,0.00313,6.43e-06,0.022600000000000002,0.262
1898,0.00327,6.99e-06,0.0229,0.27
1899,0.0034100000000000003,7.57e-06,0.0232,0.274
1900,0.0035499999999999998,8.17e-06,0.023600000000000003,0.276
1901,0.0037099999999999998,8.880000000000001e-06,0.023899999999999998,0.274
1902,0.0038900000000000002,9.75e-06,0.0242,0.27
1903,0.00408,1.07e-05,0.0245,0.263
1904,0.00428,1.18e-05,0.0249,0.255
1905,0.00449,1.29e-05,0.0252,0.247
1906,0.004690000000000001,1.4e-05,0.0255,0.238
1907,0.00488,1.4999999999999999e-05,0.0259,0.23
1908,0.00505,1.6e-05,0.026199999999999998,0.223
1909,0.0052,1.68e-05,0.0265,0.219
1910,0.00532,1.74e-05,0.0269,0.217
1911,0.00541,1.7899999999999998e-05,0.0273,0.217
1912,0.00549,1.83e-05,0.027600000000000003,0.218
1913,0.00555,1.87e-05,0.028,0.219
1914,0.0056,1.9e-05,0.028399999999999998,0.22
1915,0.00566,1.93e-05,0.0287,0.222
1916,0.00571,1.9699999999999998e-05,0.0291,0.223
1917,0.0057599999999999995,2e-05,0.0295,0.225
1918,0.0058200000000000005,2.03e-05,0.0299,0.227
1919,0.005900000000000001,2.07e-05,0.0303,0.229
1920,0.0059900000000000005,2.11e-05,0.030699999999999998,0.231
1921,0.00611,2.16e-05,0.031100000000000003,0.234
1922,0.00628,2.2100000000000002e-05,0.0315,0.237
1923,0.00649,2.2599999999999997e-05,0.0319,0.24
1924,0.00671,2.31e-05,0.032299999999999995,0.244
1925,0.0069299999999999995,2.37e-05,0.0327,0.249
1926,0.00715,2.4299999999999998e-05,0.033100000000000004,0.253
1927,0.00734,2.49e-05,0.033600000000000005,0.258
1928,0.0075,2.57e-05,0.034,0.262
1929,0.0076,2.64e-05,0.0344,0.267
1930,0.00764,2.7199999999999997e-05,0.0348,0.271
1931,0.00764,2.82e-05,0.0352,0.276
1932,0.00764,2.94e-05,0.0355,0.281
1933,0.00763,3.08e-05,0.0359,0.287
1934,0.00763,3.23e-05,0.0362,0.293
1935,0.00762,3.4e-05,0.0365,0.299
1936,0.00762,3.56e-05,0.036899999999999995,0.304
1937,0.0076100000000000004,3.73e-05,0.0373,0.309
1938,0.0076,3.89e-05,0.0378,0.313
1939,0.0075899999999999995,4.04e-05,0.038299999999999994,0.315
1940,0.0075899999999999995,4.19e-05,0.0389,0.316
1941,0.007549999999999999,4.31e-05,0.039799999999999995,0.316
1942,0.00747,4.4200000000000004e-05,0.0412,0.314
1943,0.00735,4.53e-05,0.0429,0.312
1944,0.00721,4.63e-05,0.044899999999999995,0.31
1945,0.0070599999999999994,4.7300000000000005e-05,0.047,0.308
1946,0.00691,4.84e-05,0.049100000000000005,0.305
1947,0.0067800000000000004,4.96e-05,0.0512,0.303
1948,0.00667,5.0900000000000004e-05,0.0531,0.301
1949,0.0065899999999999995,5.2499999999999995e-05,0.0546,0.3
1950,0.00657,5.43e-05,0.055799999999999995,0.3
1951,0.00657,5.72e-05,0.056799999999999996,0.301
1952,0.0066,6.16e-05,0.0578,0.305
1953,0.00664,6.71e-05,0.0587,0.311
1954,0.006690000000000001,7.32e-05,0.0596,0.317
1955,0.00674,7.960000000000001e-05,0.0605,0.325
1956,0.00679,8.59e-05,0.061200000000000004,0.332
1957,0.00684,9.14e-05,0.061799999999999994,0.339
1958,0.00688,9.6e-05,0.062200000000000005,0.345
1959,0.006900000000000001,9.900000000000001e-05,0.0625,0.349
1960,0.00691,0.0001,0.0626,0.35
1961,0.00691,0.0001,0.0626,0.345
1962,0.00691,0.0001,0.0626,0.339
1963,0.00691,0.0001,0.0626,0.327
1964,0.00691,0.0001,0.0626,0.325
1965,0.00691,0.0001,0.0626,0.332
1966,0.00691,0.0001,0.0626,0.33
1967,0.00691,0.0001,0.0626,0.326
1968,0.00691,0.0001,0.0626,0.313
1969,0.00691,0.0001,0.0626,0.302
1970,0.00977,0.0001,0.060200000000000004,0.284
1971,0.00813,9.57e-05,0.06409999999999999,0.277
1972,0.00819,9.88e-05,0.06409999999999999,0.284
1973,0.008150000000000001,0.000107,0.06470000000000001,0.291
1974,0.007690000000000001,0.000114,0.06509999999999999,0.295
1975,0.007,9.56e-05,0.06470000000000001,0.292
1976,0.00728,0.000103,0.0645,0.295
1977,0.00743,0.000107,0.06470000000000001,0.296
1978,0.00747,0.000102,0.0648,0.3
1979,0.00847,0.000108,0.06509999999999999,0.3
1980,0.009869999999999999,9.91e-05,0.0654,0.298
1981,0.0111,9.53e-05,0.0654,0.293
1982,0.011699999999999999,8.400000000000001e-05,0.0653,0.286
1983,0.0114,8.730000000000001e-05,0.0649,0.285
1984,0.013099999999999999,9.510000000000001e-05,0.0654,0.273
1985,0.0143,9.79e-05,0.0653,0.264
1986,0.0154,9.329999999999999e-05,0.0654,0.256
1987,0.0162,9.37e-05,0.0653,0.247
1988,0.016,9.92e-05,0.0654,0.237
1989,0.0161,0.000101,0.0654,0.235
1990,0.0155,0.000114,0.06509999999999999,0.237
1991,0.0183,0.000107,0.0654,0.241
1992,0.019100000000000002,0.000126,0.06470000000000001,0.244
1993,0.021,0.000111,0.0643,0.25
1994,0.0242,0.000104,0.061200000000000004,0.245
1995,0.03,0.000121,0.0579,0.246
1996,0.0345,0.000135,0.0567,0.247
1997,0.0355,0.000155,0.0536,0.244
1998,0.0362,0.000135,0.0508,0.248
1999,0.0385,0.00014199999999999998,0.0518,0.24
2000,0.0367,0.000156,0.0496,0.241
2001,0.0376,0.00014399999999999998,0.0513,0.248
2002,0.0365,0.000176,0.0489,0.249
2003,0.0358,0.00019700000000000002,0.0502,0.25
2004,0.0362,0.00018099999999999998,0.0448,0.248
2005,0.033600000000000005,0.00016900000000000002,0.044,0.241
2006,0.0318,0.00019800000000000002,0.046299999999999994,0.237
2007,0.0296,0.000156,0.044899999999999995,0.239
2008,0.0285,0.00014299999999999998,0.0434,0.237
2009,0.025,0.00014299999999999998,0.0423,0.237
2010,0.027,0.000124,0.0396,0.24
2011,0.023,0.00011899999999999999,0.0394,0.238
2012,0.018600000000000002,0.00015900000000000002,0.038200000000000005,0.239
2013,0.0171,0.00015900000000000002,0.037,0.238
2014,0.0149,0.00014000000000000001,0.037200000000000004,0.239
2015,0.0143,0.00017,0.0367,0.237
2016,0.0146,0.000115,0.0376,0.238
2017,0.0148,0.00011999999999999999,0.0385,0.238
2018,0.0148,0.000122,0.0391,0.241