year,IPC1,IPC2,IPC4,IPCMAG
1850,0.0047599999999999995,0.00302,1.81e-06,7.68e-05
1851,0.00501,0.00318,1.9e-06,8.09e-05
1852,0.00528,0.00335,2.0100000000000002e-06,8.52e-05
1853,0.00557,0.0035299999999999997,2.12e-06,8.989999999999999e-05
1854,0.00587,0.00372,2.2300000000000002e-06,9.49e-05
1855,0.0062,0.00393,2.3600000000000003e-06,0.0001
1856,0.00654,0.00414,2.48e-06,0.000106
1857,0.006889999999999999,0.00437,2.62e-06,0.000111
1858,0.00725,0.0046,2.76e-06,0.00011700000000000001
1859,0.00763,0.00484,2.8999999999999998e-06,0.000123
1860,0.00802,0.00508,3.05e-06,0.000129
1861,0.00842,0.00534,3.2000000000000003e-06,0.000136
1862,0.00884,0.00561,3.36e-06,0.00014299999999999998
1863,0.00929,0.005889999999999999,3.53e-06,0.00015
1864,0.00975,0.00618,3.71e-06,0.000157
1865,0.010199999999999999,0.00649,3.89e-06,0.000165
1866,0.0107,0.006809999999999999,4.08e-06,0.00017299999999999998
1867,0.011300000000000001,0.00714,4.28e-06,0.000182
1868,0.011800000000000001,0.00749,4.49e-06,0.000191
1869,0.0124,0.00785,4.71e-06,0.0002
1870,0.013,0.008230000000000001,4.93e-06,0.00020999999999999998
1871,0.0136,0.00863,5.1700000000000005e-06,0.00022
1872,0.0143,0.00906,5.43e-06,0.000231
1873,0.015,0.00951,5.7000000000000005e-06,0.000242
1874,0.0157,0.009980000000000001,5.98e-06,0.000254
1875,0.0165,0.0105,6.28e-06,0.00026700000000000004
1876,0.0173,0.011,6.5900000000000004e-06,0.00028000000000000003
1877,0.0182,0.0115,6.910000000000001e-06,0.00029299999999999997
1878,0.019,0.0121,7.23e-06,0.000307
1879,0.019899999999999998,0.0126,7.57e-06,0.000321
1880,0.0208,0.0132,7.91e-06,0.00033600000000000004
1881,0.0217,0.013800000000000002,8.25e-06,0.00035
1882,0.022600000000000002,0.0144,8.609999999999999e-06,0.000366
1883,0.023600000000000003,0.015,8.97e-06,0.000381
1884,0.0246,0.0156,9.35e-06,0.000397
1885,0.0256,0.0162,9.74e-06,0.000414
1886,0.026699999999999998,0.0169,1.01e-05,0.000431
1887,0.027800000000000002,0.0176,1.06e-05,0.000449
1888,0.0289,0.0183,1.1e-05,0.000467
1889,0.030100000000000002,0.019100000000000002,1.15e-05,0.000486
1890,0.0342,0.0189,1.3e-05,0.000553
1891,0.0357,0.0189,1.3599999999999999e-05,0.0005759999999999999
1892,0.037200000000000004,0.0189,1.4200000000000001e-05,0.000601
1893,0.039,0.019,1.48e-05,0.00063
1894,0.0409,0.019,1.56e-05,0.000661
1895,0.043,0.019,1.6400000000000002e-05,0.000695
1896,0.045200000000000004,0.019100000000000002,1.72e-05,0.00073
1897,0.0475,0.019100000000000002,1.8100000000000003e-05,0.000768
1898,0.05,0.019100000000000002,1.9e-05,0.0008070000000000001
1899,0.0525,0.0192,2e-05,0.000848
1900,0.0551,0.0192,2.1000000000000002e-05,0.0008900000000000001
1901,0.0579,0.0193,2.2e-05,0.0009360000000000001
1902,0.061,0.0193,2.3199999999999998e-05,0.000986
1903,0.0644,0.019399999999999997,2.4500000000000003e-05,0.0010400000000000001
1904,0.068,0.019399999999999997,2.58e-05,0.0011
1905,0.0717,0.0195,2.7300000000000003e-05,0.00116
1906,0.0756,0.0195,2.87e-05,0.00122
1907,0.0795,0.019600000000000003,3.0200000000000002e-05,0.00128
1908,0.0835,0.019600000000000003,3.18e-05,0.00135
1909,0.0875,0.0197,3.33e-05,0.00141
1910,0.0915,0.0197,3.48e-05,0.00148
1911,0.09570000000000001,0.0198,3.6400000000000004e-05,0.00155
1912,0.1,0.019899999999999998,3.82e-05,0.0016200000000000001
1913,0.106,0.019899999999999998,4.01e-05,0.0017
1914,0.111,0.02,4.21e-05,0.0017900000000000001
1915,0.116,0.0201,4.41e-05,0.0018700000000000001
1916,0.121,0.0201,4.5900000000000004e-05,0.00195
1917,0.125,0.0202,4.7600000000000005e-05,0.00202
1918,0.129,0.020300000000000002,4.91e-05,0.00209
1919,0.132,0.0205,5.0299999999999996e-05,0.00214
1920,0.134,0.0206,5.11e-05,0.00217
1921,0.136,0.021,5.16e-05,0.00219
1922,0.137,0.0218,5.2e-05,0.00221
1923,0.138,0.023,5.23e-05,0.00222
1924,0.138,0.0245,5.26e-05,0.0022299999999999998
1925,0.139,0.0264,5.28e-05,0.0022400000000000002
1926,0.139,0.028399999999999998,5.3e-05,0.00225
1927,0.14,0.030699999999999998,5.33e-05,0.00226
1928,0.141,0.0332,5.37e-05,0.00228
1929,0.142,0.0358,5.4199999999999996e-05,0.0023
1930,0.144,0.0384,5.4800000000000004e-05,0.00233
1931,0.156,0.0355,5.93e-05,0.00252
1932,0.185,0.106,7.04e-05,0.00299
1933,0.228,0.142,8.68e-05,0.00369
1934,0.282,0.318,0.000107,0.00455
1935,0.342,0.495,0.00013000000000000002,0.00552
1936,0.406,0.566,0.000154,0.006549999999999999
1937,0.469,0.601,0.000178,0.00757
1938,0.528,0.601,0.000201,0.00853
1939,0.581,0.566,0.000221,0.009380000000000001
1940,0.622,0.212,0.000236,0.01
1941,0.653,0.212,0.000248,0.0106
1942,0.68,3.39,0.000258,0.011
1943,0.703,0.354,0.00026700000000000004,0.011300000000000001
1944,0.724,0.637,0.000275,0.011699999999999999
1945,0.744,0.707,0.000283,0.012
1946,0.765,0.707,0.00029099999999999997,0.0124
1947,0.79,0.813,0.0003,0.0127
1948,0.818,0.991,0.000311,0.0132
1949,0.852,1.13,0.000324,0.013800000000000002
1950,1.47,1.27,0.0005600000000000001,0.0238
1951,1.4,1.45,0.000531,0.0225
1952,1.1,1.38,0.00041799999999999997,0.0178
1953,1.17,1.45,0.00044500000000000003,0.0189
1954,1.21,1.63,0.00046100000000000004,0.019600000000000003
1955,1.49,2.19,0.000565,0.024
1956,1.75,2.34,0.000666,0.028300000000000002
1957,1.9,2.69,0.000723,0.030699999999999998
1958,1.84,2.44,0.0007,0.0297
1959,2.21,3.57,0.000842,0.0358
1960,2.29,4.1,0.00087,0.037
1961,2.39,4.21,0.000909,0.0386
1962,2.58,4.14,0.0009809999999999999,0.0417
1963,2.75,4.32,0.0010400000000000001,0.0443
1964,3.01,4.25,0.00114,0.0485
1965,3.01,4.67,0.00115,0.0487
1966,3.28,5.27,0.00125,0.053
1967,3.26,4.88,0.00124,0.0526
1968,3.45,4.36,0.00131,0.0557
1969,3.97,6.02,0.00151,0.064
1970,3.49,6.44,0.00145,0.0337
1971,4.88,6.94,0.00145,0.0514
1972,5.2,7.49,0.0015300000000000001,0.0587
1973,6.75,7.09,0.00161,0.0685
1974,6.77,7.12,0.0016799999999999999,0.0565
1975,5.96,6.46,0.00174,0.0533
1976,5.61,6.34,0.0017900000000000001,0.0715
1977,5.21,4.81,0.00183,0.06720000000000001
1978,5.34,4.64,0.0018700000000000001,0.064
1979,5.42,6.74,0.00191,0.054700000000000006
1980,5.78,4.44,0.0019399999999999999,0.051
1981,5.49,6.71,0.00198,0.0596
1982,5.6,4.46,0.00202,0.0492
1983,6.99,3.67,0.00206,0.033100000000000004
1984,6.84,2.83,0.00211,0.032299999999999995
1985,8.04,2.09,0.00215,0.030699999999999998
1986,7.77,1.72,0.00218,0.027899999999999998
1987,7.99,1.56,0.0022,0.024300000000000002
1988,7.67,1.39,0.00222,0.0206
1989,8.08,1.23,0.0022400000000000002,0.017
1990,8.26,1.06,0.00227,0.0143
1991,8.54,0.893,0.00232,0.0128
1992,10.2,1.21,0.00239,0.013900000000000001
1993,10.8,1.87,0.0024700000000000004,0.0256
1994,11.7,1.52,0.00254,0.0202
1995,12.4,2.26,0.0026,0.0814
1996,12.5,2.59,0.00264,0.048
1997,14.7,1.34,0.00267,0.0551
1998,15.2,2.24,0.0027,0.0506
1999,15.2,1.6,0.0027400000000000002,0.0475
2000,13.8,1.68,0.00296,0.047
2001,14.7,1.73,0.00278,0.0479
2002,14.6,1.73,0.00261,0.0435
2003,16.3,2.34,0.00244,0.038799999999999994
2004,14.7,2.66,0.00226,0.0386
2005,14.0,2.8,0.0020800000000000003,0.0362
2006,12.9,2.05,0.0019199999999999998,0.035
2007,11.6,2.31,0.00174,0.0339
2008,15.3,2.36,0.00156,0.033100000000000004
2009,18.8,2.58,0.00139,0.032600000000000004
2010,17.8,2.61,0.00122,0.0322
2011,18.1,2.6,0.0010500000000000002,0.032600000000000004
2012,19.7,2.57,0.0010500000000000002,0.040100000000000004
2013,20.6,2.56,5e-05,0.0255
2014,22.3,2.42,5.32e-05,0.0255
2015,15.1,2.45,5.57e-05,0.017
2016,14.9,2.37,5.57e-05,0.015
2017,15.1,2.37,5.57e-05,0.0124
2018,14.7,2.37,5.57e-05,0.0104