year,IPC1,IPC2,IPC4,IPCMAG
1850,0.0006730000000000001,0.00434,1.9e-07,3.95e-06
1851,0.000708,0.00457,2.0000000000000002e-07,4.16e-06
1852,0.000747,0.00481,2.11e-07,4.3899999999999995e-06
1853,0.000787,0.00508,2.23e-07,4.63e-06
1854,0.0008309999999999999,0.00536,2.35e-07,4.88e-06
1855,0.000876,0.0056500000000000005,2.48e-07,5.15e-06
1856,0.000924,0.00596,2.61e-07,5.43e-06
1857,0.0009739999999999999,0.00628,2.75e-07,5.72e-06
1858,0.00103,0.00661,2.9e-07,6.03e-06
1859,0.00108,0.00696,3.05e-07,6.34e-06
1860,0.00113,0.00731,3.21e-07,6.66e-06
1861,0.0011899999999999999,0.007679999999999999,3.37e-07,7e-06
1862,0.00125,0.008060000000000001,3.5399999999999997e-07,7.35e-06
1863,0.00131,0.00847,3.7100000000000003e-07,7.72e-06
1864,0.00138,0.00889,3.8999999999999997e-07,8.1e-06
1865,0.00145,0.00933,4.09e-07,8.5e-06
1866,0.00152,0.009789999999999998,4.2900000000000004e-07,8.920000000000001e-06
1867,0.00159,0.0103,4.5e-07,9.36e-06
1868,0.0016699999999999998,0.0108,4.72e-07,9.820000000000001e-06
1869,0.00175,0.011300000000000001,4.95e-07,1.03e-05
1870,0.00184,0.011800000000000001,5.19e-07,1.08e-05
1871,0.0019199999999999998,0.0124,5.44e-07,1.1299999999999999e-05
1872,0.00202,0.013,5.71e-07,1.1900000000000001e-05
1873,0.00212,0.013699999999999999,6e-07,1.25e-05
1874,0.0022299999999999998,0.0144,6.3e-07,1.31e-05
1875,0.00234,0.015099999999999999,6.61e-07,1.3700000000000001e-05
1876,0.0024500000000000004,0.0158,6.930000000000001e-07,1.44e-05
1877,0.00257,0.0166,7.27e-07,1.5100000000000001e-05
1878,0.00269,0.0173,7.61e-07,1.58e-05
1879,0.00281,0.0181,7.960000000000001e-07,1.65e-05
1880,0.00294,0.019,8.319999999999999e-07,1.73e-05
1881,0.00307,0.0198,8.68e-07,1.7999999999999997e-05
1882,0.0032,0.0206,9.05e-07,1.88e-05
1883,0.0033399999999999997,0.0215,9.44e-07,1.96e-05
1884,0.00348,0.0224,9.84e-07,2.04e-05
1885,0.00362,0.023399999999999997,1.02e-06,2.13e-05
1886,0.00377,0.024300000000000002,1.07e-06,2.22e-05
1887,0.00393,0.0253,1.1100000000000002e-06,2.31e-05
1888,0.00409,0.0264,1.16e-06,2.41e-05
1889,0.00426,0.0275,1.2e-06,2.5e-05
1890,0.0047599999999999995,0.027,1.34e-06,2.79e-05
1891,0.00492,0.027,1.39e-06,2.8899999999999998e-05
1892,0.0050999999999999995,0.027,1.4400000000000002e-06,2.9999999999999997e-05
1893,0.00531,0.027,1.5e-06,3.12e-05
1894,0.00553,0.027,1.5599999999999999e-06,3.2500000000000004e-05
1895,0.00577,0.027,1.6299999999999999e-06,3.39e-05
1896,0.006030000000000001,0.027,1.6999999999999998e-06,3.54e-05
1897,0.0063,0.027,1.78e-06,3.7e-05
1898,0.00658,0.027,1.8600000000000002e-06,3.86e-05
1899,0.00687,0.027,1.94e-06,4.0300000000000004e-05
1900,0.00717,0.027,2.03e-06,4.21e-05
1901,0.00751,0.027100000000000003,2.12e-06,4.41e-05
1902,0.00791,0.027100000000000003,2.2300000000000002e-06,4.6399999999999996e-05
1903,0.00835,0.027100000000000003,2.3600000000000003e-06,4.9000000000000005e-05
1904,0.00881,0.027100000000000003,2.49e-06,5.17e-05
1905,0.00929,0.027100000000000003,2.62e-06,5.4499999999999997e-05
1906,0.00977,0.0272,2.75e-06,5.72e-05
1907,0.010199999999999999,0.0272,2.8800000000000004e-06,5.99e-05
1908,0.0107,0.0272,3.01e-06,6.25e-05
1909,0.0111,0.0273,3.1199999999999998e-06,6.48e-05
1910,0.0114,0.0273,3.21e-06,6.67e-05
1911,0.011699999999999999,0.027399999999999997,3.29e-06,6.829999999999999e-05
1912,0.0119,0.0275,3.35e-06,6.97e-05
1913,0.0121,0.0277,3.41e-06,7.09e-05
1914,0.0123,0.027899999999999998,3.47e-06,7.199999999999999e-05
1915,0.0125,0.0281,3.52e-06,7.31e-05
1916,0.0127,0.028300000000000002,3.5699999999999997e-06,7.42e-05
1917,0.0129,0.0285,3.63e-06,7.539999999999999e-05
1918,0.013099999999999999,0.0288,3.7e-06,7.68e-05
1919,0.0134,0.029,3.77e-06,7.84e-05
1920,0.013699999999999999,0.0292,3.86e-06,8.03e-05
1921,0.014199999999999999,0.0293,3.99e-06,8.28e-05
1922,0.0147,0.0295,4.139999999999999e-06,8.609999999999999e-05
1923,0.0154,0.0297,4.33e-06,9.01e-05
1924,0.0162,0.0298,4.5500000000000005e-06,9.45e-05
1925,0.017,0.03,4.78e-06,9.94e-05
1926,0.0179,0.030199999999999998,5.03e-06,0.000104
1927,0.0188,0.0303,5.27e-06,0.00011
1928,0.019600000000000003,0.0305,5.52e-06,0.000115
1929,0.0205,0.0308,5.760000000000001e-06,0.00011999999999999999
1930,0.0213,0.031,5.98e-06,0.000124
1931,0.0221,0.0308,6.21e-06,0.000129
1932,0.023100000000000002,0.0272,6.47e-06,0.000135
1933,0.0241,0.023600000000000003,6.75e-06,0.00014000000000000001
1934,0.0251,0.0272,7.03e-06,0.000146
1935,0.0261,0.0272,7.3099999999999995e-06,0.000152
1936,0.027,0.030899999999999997,7.56e-06,0.000157
1937,0.027800000000000002,0.038200000000000005,7.78e-06,0.000162
1938,0.028399999999999998,0.0419,7.95e-06,0.000165
1939,0.0289,0.0492,8.059999999999999e-06,0.00016800000000000002
1940,0.029,0.0601,8.1e-06,0.00016800000000000002
1941,0.0288,0.0603,8.040000000000001e-06,0.00016700000000000002
1942,0.0282,0.0516,7.85e-06,0.000163
1943,0.027399999999999997,0.0355,7.58e-06,0.000158
1944,0.0263,0.0178,7.25e-06,0.00015099999999999998
1945,0.0251,0.0206,6.89e-06,0.00014299999999999998
1946,0.023899999999999998,0.026699999999999998,6.53e-06,0.000136
1947,0.0228,0.0345,6.2e-06,0.000129
1948,0.022,0.0464,5.93e-06,0.000123
1949,0.0214,0.0692,5.74e-06,0.00011899999999999999
1950,0.87,0.09209999999999999,0.000246,0.00511
1951,0.94,0.163,0.000265,0.00552
1952,1.16,0.136,0.000328,0.006809999999999999
1953,1.5,0.158,0.000425,0.00884
1954,1.86,0.21,0.000526,0.0109
1955,2.19,0.215,0.000618,0.0128
1956,2.43,0.228,0.0006860000000000001,0.0143
1957,2.72,0.237,0.000769,0.016
1958,2.8,0.27,0.00079,0.016399999999999998
1959,3.07,0.303,0.000869,0.0181
1960,3.45,0.321,0.000976,0.020300000000000002
1961,3.75,0.469,0.00106,0.022
1962,4.56,0.556,0.0012900000000000001,0.0268
1963,5.08,0.584,0.0014399999999999999,0.0298
1964,6.96,0.632,0.00197,0.0409
1965,6.83,0.745,0.0019299999999999999,0.040100000000000004
1966,8.74,0.881,0.0024700000000000004,0.0514
1967,11.3,1.03,0.0032,0.0664
1968,15.9,1.36,0.0045,0.09359999999999999
1969,13.4,1.41,0.00378,0.0785
1970,14.1,1.5,0.0038799999999999998,0.0726
1971,17.9,1.59,0.0038799999999999998,0.0726
1972,20.2,1.88,0.0040999999999999995,0.104
1973,22.6,2.05,0.00432,0.08120000000000001
1974,22.3,2.16,0.00456,0.07940000000000001
1975,22.4,2.19,0.00479,0.114
1976,26.6,2.42,0.00504,0.301
1977,29.6,2.72,0.00529,0.244
1978,32.5,2.7,0.00554,0.263
1979,34.1,2.77,0.0058,0.214
1980,37.5,2.79,0.00605,0.237
1981,34.9,3.2,0.00623,0.346
1982,34.6,3.34,0.00641,0.428
1983,38.8,3.6,0.0065899999999999995,0.604
1984,41.9,4.02,0.0067800000000000004,0.521
1985,44.7,5.22,0.00697,0.54
1986,45.8,5.31,0.0071600000000000006,0.466
1987,52.0,6.27,0.00736,0.487
1988,61.3,7.06,0.00756,0.53
1989,71.4,8.5,0.0077599999999999995,0.542
1990,81.8,9.86,0.00793,0.649
1991,90.8,9.96,0.00808,0.745
1992,98.9,11.7,0.008199999999999999,0.776
1993,112.0,13.7,0.00833,0.943
1994,124.0,15.2,0.00845,0.898
1995,144.0,17.6,0.00858,0.961
1996,161.0,19.5,0.00873,1.07
1997,168.0,18.9,0.00888,1.12
1998,153.0,12.9,0.00904,1.58
1999,164.0,14.1,0.0092,1.65
2000,169.0,14.4,0.00942,1.19
2001,181.0,15.4,0.009859999999999999,1.47
2002,193.0,17.0,0.0103,1.46
2003,209.0,18.0,0.0108,1.44
2004,226.0,19.8,0.0112,1.33
2005,229.0,21.1,0.011699999999999999,1.27
2006,233.0,22.0,0.0121,1.16
2007,235.0,20.8,0.0126,1.16
2008,237.0,19.8,0.013099999999999999,1.14
2009,251.0,21.0,0.0136,1.28
2010,268.0,19.4,0.014,1.26
2011,264.0,20.4,0.0144,1.22
2012,281.0,20.9,0.0147,1.19
2013,283.0,23.1,0.0159,1.13
2014,299.0,22.8,0.0162,1.06
2015,311.0,23.3,0.0165,0.93
2016,318.0,25.1,0.017,0.897
2017,319.0,25.3,0.0175,0.868
2018,326.0,25.5,0.018,0.84