year,IPC1,IPC2,IPC4,IPCMAG
1850,0.00114,0.00152,1.72e-06,1.63e-05
1851,0.0012,0.0016,1.81e-06,1.7100000000000002e-05
1852,0.00126,0.0016899999999999999,1.91e-06,1.8100000000000003e-05
1853,0.00133,0.0017800000000000001,2.0100000000000002e-06,1.9e-05
1854,0.00141,0.00188,2.12e-06,2.01e-05
1855,0.00148,0.00199,2.2399999999999997e-06,2.12e-05
1856,0.00157,0.00209,2.3600000000000003e-06,2.24e-05
1857,0.00165,0.00221,2.49e-06,2.36e-05
1858,0.00174,0.00232,2.62e-06,2.48e-05
1859,0.00183,0.00244,2.76e-06,2.61e-05
1860,0.0019199999999999998,0.00257,2.8999999999999998e-06,2.7400000000000002e-05
1861,0.00202,0.0027,3.05e-06,2.88e-05
1862,0.00212,0.00283,3.2000000000000003e-06,3.0200000000000002e-05
1863,0.00222,0.00297,3.36e-06,3.18e-05
1864,0.00233,0.00312,3.53e-06,3.33e-05
1865,0.0024500000000000004,0.00328,3.7e-06,3.5000000000000004e-05
1866,0.00257,0.00344,3.88e-06,3.6700000000000004e-05
1867,0.0027,0.00361,4.07e-06,3.85e-05
1868,0.00283,0.00378,4.270000000000001e-06,4.04e-05
1869,0.00297,0.0039700000000000004,4.4799999999999995e-06,4.24e-05
1870,0.00311,0.0041600000000000005,4.69e-06,4.44e-05
1871,0.00326,0.00436,4.9199999999999995e-06,4.65e-05
1872,0.00342,0.00458,5.16e-06,4.88e-05
1873,0.00359,0.0048,5.420000000000001e-06,5.13e-05
1874,0.00377,0.00504,5.69e-06,5.38e-05
1875,0.00396,0.00529,5.98e-06,5.6500000000000005e-05
1876,0.00415,0.00555,6.27e-06,5.93e-05
1877,0.00435,0.0058200000000000005,6.570000000000001e-06,6.21e-05
1878,0.00456,0.0060999999999999995,6.88e-06,6.510000000000001e-05
1879,0.00477,0.00638,7.2e-06,6.809999999999999e-05
1880,0.00498,0.00666,7.52e-06,7.11e-05
1881,0.0052,0.0069500000000000004,7.85e-06,7.42e-05
1882,0.00542,0.00725,8.19e-06,7.74e-05
1883,0.0056500000000000005,0.00756,8.540000000000001e-06,8.07e-05
1884,0.005889999999999999,0.00788,8.9e-06,8.41e-05
1885,0.00614,0.00821,9.270000000000001e-06,8.76e-05
1886,0.00639,0.00855,9.65e-06,9.130000000000001e-05
1887,0.00666,0.0089,1.01e-05,9.510000000000001e-05
1888,0.0069299999999999995,0.009269999999999999,1.0500000000000001e-05,9.900000000000001e-05
1889,0.00722,0.00965,1.09e-05,0.000103
1890,0.00805,0.0095,1.22e-05,0.000115
1891,0.00833,0.0095,1.26e-05,0.00011899999999999999
1892,0.00864,0.0095,1.31e-05,0.000123
1893,0.00899,0.0095,1.3599999999999999e-05,0.000128
1894,0.00937,0.0095,1.41e-05,0.000134
1895,0.00977,0.0095,1.48e-05,0.00014000000000000001
1896,0.010199999999999999,0.0095,1.54e-05,0.000146
1897,0.0107,0.0095,1.61e-05,0.000152
1898,0.0111,0.0095,1.68e-05,0.00015900000000000002
1899,0.0116,0.0095,1.76e-05,0.000166
1900,0.0121,0.0095,1.83e-05,0.00017299999999999998
1901,0.0127,0.00951,1.92e-05,0.00018099999999999998
1902,0.0134,0.00951,2.02e-05,0.000191
1903,0.0141,0.00951,2.13e-05,0.000201
1904,0.0149,0.009519999999999999,2.2499999999999998e-05,0.000213
1905,0.0157,0.009529999999999999,2.37e-05,0.000224
1906,0.0325,0.00954,4.9000000000000005e-05,0.000464
1907,0.00736,0.009550000000000001,1.11e-05,0.00010499999999999999
1908,0.0184,0.00957,2.77e-05,0.000262
1909,0.055,0.00958,8.3e-05,0.000785
1910,0.0514,0.0096,7.75e-05,0.000733
1911,0.0367,0.00962,5.54e-05,0.000524
1912,0.0037,0.00967,5.5399999999999995e-06,5.24e-05
1913,0.00737,0.009720000000000001,1.11e-05,0.00010499999999999999
1914,0.0184,0.009789999999999998,2.77e-05,0.000262
1915,0.055,0.009859999999999999,8.3e-05,0.000785
1916,0.0514,0.00994,7.75e-05,0.000733
1917,0.011,0.01,1.66e-05,0.000157
1918,0.0294,0.0101,4.43e-05,0.000419
1919,0.0587,0.010199999999999999,8.86e-05,0.000838
1920,0.103,0.0103,0.000155,0.00147
1921,0.0697,0.0103,0.00010499999999999999,0.000995
1922,0.07709999999999999,0.0104,0.000116,0.0011
1923,0.07709999999999999,0.0104,0.000116,0.0011
1924,0.0844,0.0105,0.000127,0.0012
1925,0.0844,0.0105,0.000127,0.0012
1926,0.0514,0.0106,7.75e-05,0.000733
1927,0.0404,0.046,6.09e-05,0.0005759999999999999
1928,0.047799999999999995,0.0434,7.199999999999999e-05,0.0006810000000000001
1929,0.0294,0.047200000000000006,4.43e-05,0.000419
1930,0.0368,0.061799999999999994,5.54e-05,0.000524
1931,0.033100000000000004,0.0582,4.98e-05,0.00047099999999999996
1932,0.033100000000000004,0.0692,4.98e-05,0.00047099999999999996
1933,0.0295,0.0584,4.43e-05,0.000419
1934,0.0405,0.0586,6.09e-05,0.0005759999999999999
1935,0.0442,0.066,6.64e-05,0.000628
1936,0.055200000000000006,0.077,8.3e-05,0.000785
1937,0.0479,0.0845,7.199999999999999e-05,0.0006810000000000001
1938,0.0736,0.09559999999999999,0.000111,0.0010500000000000002
1939,0.0846,0.0983,0.000127,0.0012
1940,0.114,0.101,0.00017199999999999998,0.0016200000000000001
1941,0.112,0.104,0.00016800000000000002,0.00159
1942,0.106,0.09390000000000001,0.00016,0.00151
1943,0.0994,0.0701,0.000149,0.00141
1944,0.09240000000000001,0.0471,0.00013900000000000002,0.00131
1945,0.0871,0.0391,0.000131,0.00124
1946,0.085,0.0583,0.000127,0.0012
1947,0.133,0.1,0.000199,0.00188
1948,0.158,0.0987,0.00023799999999999998,0.00225
1949,0.221,0.145,0.000332,0.00314
1950,3.46,0.2,0.00523,0.0494
1951,3.4,0.217,0.00514,0.048600000000000004
1952,3.9,0.234,0.005889999999999999,0.0557
1953,3.89,0.248,0.00587,0.055600000000000004
1954,5.18,0.283,0.00782,0.074
1955,6.43,0.358,0.009710000000000002,0.09179999999999999
1956,6.04,0.413,0.00912,0.0862
1957,6.48,0.489,0.009789999999999998,0.09259999999999999
1958,7.25,0.599,0.0109,0.104
1959,6.87,0.689,0.0104,0.09809999999999999
1960,7.94,0.772,0.012,0.113
1961,8.21,0.942,0.0124,0.117
1962,9.87,0.985,0.0149,0.141
1963,11.0,1.06,0.0166,0.157
1964,12.2,1.28,0.0185,0.175
1965,13.2,1.56,0.02,0.189
1966,15.3,1.73,0.023100000000000002,0.219
1967,17.2,2.11,0.0259,0.245
1968,21.0,2.49,0.0317,0.299
1969,21.4,2.85,0.032299999999999995,0.305
1970,23.6,2.3,0.0329,0.225
1971,26.0,2.63,0.0329,0.255
1972,25.0,2.56,0.0344,0.24
1973,29.5,3.22,0.036,0.312
1974,28.8,2.93,0.0376,0.314
1975,30.4,3.22,0.039200000000000006,0.254
1976,32.9,3.41,0.0407,0.287
1977,34.7,3.3,0.0423,0.297
1978,35.4,3.22,0.0439,0.306
1979,36.2,3.09,0.0455,0.321
1980,34.8,3.25,0.0474,0.247
1981,32.7,3.02,0.0499,0.247
1982,32.9,2.96,0.0526,0.267
1983,33.3,2.97,0.055299999999999995,0.276
1984,29.2,2.64,0.0582,0.224
1985,26.5,2.39,0.061200000000000004,0.264
1986,27.5,2.55,0.0643,0.378
1987,31.0,2.34,0.0676,0.481
1988,35.7,2.69,0.0709,0.457
1989,37.4,2.54,0.07440000000000001,0.484
1990,38.6,3.75,0.0777,0.503
1991,40.5,3.99,0.0795,0.522
1992,45.4,3.91,0.0813,0.523
1993,45.5,4.48,0.0831,0.535
1994,50.1,5.18,0.0849,0.489
1995,55.5,5.69,0.0868,0.447
1996,56.0,6.3,0.0886,0.632
1997,63.9,7.28,0.09040000000000001,0.81
1998,62.8,6.48,0.0923,0.486
1999,62.9,6.3,0.09409999999999999,0.705
2000,67.4,6.03,0.1,0.719
2001,67.0,4.63,0.102,0.659
2002,65.4,6.61,0.104,0.641
2003,65.4,6.46,0.106,0.521
2004,67.9,6.57,0.108,0.547
2005,67.6,7.42,0.11,0.558
2006,62.2,6.08,0.112,0.529
2007,66.1,6.41,0.113,0.566
2008,72.6,6.46,0.115,0.564
2009,70.7,6.94,0.117,0.584
2010,77.7,7.29,0.119,0.584
2011,78.3,7.45,0.121,0.604
2012,82.5,8.63,0.124,0.622
2013,88.9,8.94,0.126,0.873
2014,94.3,9.86,0.129,0.865
2015,103.0,10.7,0.131,0.717
2016,113.0,11.1,0.134,0.784
2017,124.0,11.1,0.136,0.802
2018,129.0,11.2,0.139,0.821