year,IPC1,IPC2,IPC4,IPCMAG
1850,0.027399999999999997,0.0149,2.48e-06,0.00015900000000000002
1851,0.0289,0.0156,2.61e-06,0.00016800000000000002
1852,0.0304,0.0165,2.75e-06,0.000177
1853,0.032100000000000004,0.0174,2.8999999999999998e-06,0.000187
1854,0.0339,0.0184,3.06e-06,0.00019700000000000002
1855,0.0357,0.019399999999999997,3.23e-06,0.000208
1856,0.037700000000000004,0.020399999999999998,3.3999999999999996e-06,0.000219
1857,0.039700000000000006,0.0215,3.59e-06,0.000231
1858,0.0418,0.022699999999999998,3.78e-06,0.000243
1859,0.044,0.0238,3.969999999999999e-06,0.000256
1860,0.046200000000000005,0.0251,4.18e-06,0.00026900000000000003
1861,0.048600000000000004,0.0263,4.38e-06,0.00028199999999999997
1862,0.051,0.027600000000000003,4.6e-06,0.000296
1863,0.0535,0.029,4.839999999999999e-06,0.000311
1864,0.0562,0.0305,5.0800000000000005e-06,0.00032700000000000003
1865,0.059,0.032,5.33e-06,0.00034300000000000004
1866,0.0619,0.0335,5.590000000000001e-06,0.00035999999999999997
1867,0.0649,0.0352,5.8700000000000005e-06,0.000377
1868,0.0681,0.036899999999999995,6.15e-06,0.00039600000000000003
1869,0.0714,0.038700000000000005,6.45e-06,0.000415
1870,0.07479999999999999,0.040600000000000004,6.7600000000000005e-06,0.000435
1871,0.0785,0.0425,7.09e-06,0.000456
1872,0.0824,0.0446,7.440000000000001e-06,0.00047799999999999996
1873,0.0865,0.046799999999999994,7.81e-06,0.000502
1874,0.09079999999999999,0.0492,8.200000000000001e-06,0.000527
1875,0.0953,0.0516,8.6e-06,0.000554
1876,0.0999,0.054200000000000005,9.02e-06,0.0005809999999999999
1877,0.105,0.056799999999999996,9.46e-06,0.000609
1878,0.11,0.0594,9.91e-06,0.000637
1879,0.115,0.062200000000000005,1.0399999999999999e-05,0.0006670000000000001
1880,0.12,0.065,1.08e-05,0.0006969999999999999
1881,0.125,0.0678,1.1299999999999999e-05,0.000727
1882,0.131,0.0707,1.18e-05,0.000758
1883,0.136,0.0737,1.23e-05,0.000791
1884,0.142,0.07690000000000001,1.2800000000000001e-05,0.000824
1885,0.148,0.08009999999999999,1.33e-05,0.000858
1886,0.154,0.0834,1.3899999999999999e-05,0.000894
1887,0.16,0.0868,1.45e-05,0.0009310000000000001
1888,0.167,0.09040000000000001,1.5100000000000001e-05,0.000969
1889,0.174,0.09409999999999999,1.57e-05,0.00101
1890,0.495,0.0927,4.48e-05,0.0028799999999999997
1891,0.521,0.0927,4.71e-05,0.0030299999999999997
1892,0.58,0.0927,5.24e-05,0.00337
1893,0.532,0.0927,4.81e-05,0.0031
1894,0.54,0.0927,4.88e-05,0.00314
1895,0.496,0.0927,4.48e-05,0.0028799999999999997
1896,0.581,0.0927,5.24e-05,0.00337
1897,0.692,0.0927,6.24e-05,0.00401
1898,0.74,0.0927,6.67e-05,0.00429
1899,0.759,0.0927,6.840000000000001e-05,0.0044
1900,1.01,0.0927,9.06e-05,0.00583
1901,1.32,0.0927,0.00011899999999999999,0.0076500000000000005
1902,1.44,0.0927,0.000129,0.00831
1903,1.57,0.0927,0.00014099999999999998,0.00908
1904,1.74,0.0928,0.000156,0.01
1905,1.73,0.0928,0.000155,0.009949999999999999
1906,1.95,0.09290000000000001,0.000174,0.0112
1907,2.31,0.09290000000000001,0.000205,0.0132
1908,3.83,0.09290000000000001,0.000342,0.022
1909,3.77,0.093,0.000335,0.0215
1910,4.24,0.093,0.000376,0.0242
1911,8.59,0.093,0.000761,0.049
1912,9.07,0.093,0.000782,0.0503
1913,12.5,0.093,0.00106,0.0684
1914,11.3,0.093,0.000919,0.0591
1915,16.0,0.093,0.0013,0.0834
1916,19.3,0.093,0.00156,0.1
1917,28.7,0.093,0.00237,0.152
1918,33.5,0.093,0.00278,0.179
1919,44.2,0.093,0.00372,0.239
1920,79.5,0.093,0.00691,0.444
1921,93.5,0.0959,0.00818,0.526
1922,88.8,0.104,0.00775,0.499
1923,75.3,0.117,0.00653,0.42
1924,71.1,0.134,0.00615,0.396
1925,60.2,0.154,0.00517,0.333
1926,47.8,0.177,0.00405,0.26
1927,34.9,0.202,0.0028799999999999997,0.185
1928,27.1,0.333,0.00217,0.14
1929,25.1,0.366,0.002,0.128
1930,23.5,0.394,0.00185,0.119
1931,19.8,0.422,0.00152,0.09759999999999999
1932,19.3,0.453,0.00147,0.09440000000000001
1933,20.0,0.487,0.00152,0.09759999999999999
1934,22.2,0.524,0.00171,0.11
1935,24.7,0.564,0.0019299999999999999,0.124
1936,25.4,0.623,0.00198,0.127
1937,28.5,0.696,0.0022400000000000002,0.144
1938,28.0,0.758,0.00218,0.14
1939,26.6,0.828,0.0020299999999999997,0.131
1940,27.3,0.919,0.0020800000000000003,0.134
1941,26.8,1.01,0.00202,0.13
1942,23.5,1.1,0.0016899999999999999,0.109
1943,24.0,1.18,0.0017,0.109
1944,25.5,1.28,0.0018,0.116
1945,28.5,1.44,0.00202,0.13
1946,32.0,1.54,0.00229,0.147
1947,36.2,1.78,0.00261,0.168
1948,37.9,1.94,0.00272,0.175
1949,37.0,2.13,0.00257,0.165
1950,36.1,2.4,0.0024500000000000004,0.158
1951,40.9,2.58,0.00275,0.177
1952,43.8,2.75,0.0029500000000000004,0.19
1953,43.8,2.91,0.00292,0.188
1954,43.9,3.11,0.00287,0.185
1955,47.8,3.42,0.00307,0.197
1956,50.8,3.75,0.0033,0.213
1957,58.4,4.08,0.0038,0.245
1958,63.8,4.29,0.00411,0.264
1959,68.5,4.59,0.00436,0.28
1960,73.7,5.02,0.00479,0.308
1961,76.5,5.24,0.00513,0.33
1962,75.4,5.66,0.00524,0.337
1963,78.4,6.14,0.0053,0.341
1964,86.7,6.77,0.005809999999999999,0.374
1965,88.3,7.03,0.00608,0.391
1966,94.3,7.69,0.0065,0.418
1967,104.0,8.4,0.00738,0.475
1968,108.0,9.06,0.0077,0.496
1969,116.0,9.82,0.008400000000000001,0.54
1970,127.0,9.47,0.0092,0.755
1971,138.0,9.25,0.00939,0.81
1972,142.0,10.2,0.01,0.943
1973,154.0,10.5,0.0107,0.977
1974,162.0,11.0,0.0114,1.1
1975,169.0,11.8,0.0121,1.36
1976,190.0,12.3,0.0128,1.65
1977,196.0,12.4,0.0136,1.65
1978,226.0,14.2,0.0143,1.62
1979,243.0,15.2,0.015099999999999999,2.0
1980,271.0,15.6,0.0159,1.96
1981,285.0,16.8,0.0167,2.53
1982,306.0,17.6,0.0175,2.57
1983,280.0,16.2,0.0183,2.33
1984,278.0,16.6,0.0192,2.62
1985,287.0,17.7,0.02,2.76
1986,293.0,16.7,0.0209,2.56
1987,305.0,18.3,0.0218,2.55
1988,304.0,19.2,0.0228,2.35
1989,358.0,19.2,0.0237,2.35
1990,313.0,20.2,0.0258,2.2
1991,326.0,20.3,0.0268,1.58
1992,327.0,21.0,0.027800000000000002,2.06
1993,334.0,20.7,0.0289,2.08
1994,345.0,22.9,0.030100000000000002,2.14
1995,332.0,20.2,0.031100000000000003,2.19
1996,354.0,21.6,0.032100000000000004,2.64
1997,384.0,21.6,0.033299999999999996,2.59
1998,406.0,22.2,0.0348,2.65
1999,400.0,22.2,0.0355,2.47
2000,404.0,22.5,0.0364,2.53
2001,414.0,21.1,0.0384,2.7
2002,412.0,21.5,0.0469,1.92
2003,437.0,21.8,0.0629,2.31
2004,433.0,23.0,0.06420000000000001,2.47
2005,458.0,24.1,0.08020000000000001,2.47
2006,473.0,25.3,0.0813,2.49
2007,487.0,26.5,0.0815,2.65
2008,535.0,26.4,0.139,2.6
2009,505.0,25.8,0.15,3.56
2010,476.0,25.2,0.169,3.38
2011,484.0,25.8,0.173,3.46
2012,487.0,26.7,0.175,3.56
2013,483.0,25.7,0.432,3.37
2014,478.0,26.5,0.44,3.6
2015,473.0,26.8,0.447,2.88
2016,490.0,26.9,0.503,2.9
2017,498.0,26.9,0.565,2.82
2018,487.0,27.3,0.636,2.74