year,IPC1,IPC2,IPC4,IPCMAG
1850,0.000732,6.8599999999999995e-06,0.024,0.0386
1851,0.000736,7.43e-06,0.024300000000000002,0.0386
1852,0.000747,8.09e-06,0.0246,0.0386
1853,0.000766,8.829999999999998e-06,0.0249,0.0386
1854,0.0007920000000000001,9.65e-06,0.0252,0.0386
1855,0.0008259999999999999,1.0500000000000001e-05,0.0255,0.0386
1856,0.000866,1.15e-05,0.0258,0.038700000000000005
1857,0.0009130000000000001,1.26e-05,0.026,0.038700000000000005
1858,0.000966,1.3700000000000001e-05,0.0263,0.038700000000000005
1859,0.00103,1.48e-05,0.026600000000000002,0.038700000000000005
1860,0.00109,1.61e-05,0.0268,0.038799999999999994
1861,0.00116,1.74e-05,0.027100000000000003,0.038799999999999994
1862,0.00124,1.88e-05,0.0273,0.0389
1863,0.00133,2.02e-05,0.0275,0.0389
1864,0.0014199999999999998,2.17e-05,0.027800000000000002,0.039
1865,0.00151,2.3199999999999998e-05,0.028,0.039
1866,0.00161,2.48e-05,0.0282,0.0391
1867,0.00171,2.65e-05,0.028399999999999998,0.0391
1868,0.00182,2.82e-05,0.0287,0.039200000000000006
1869,0.0019399999999999999,2.99e-05,0.0289,0.039299999999999995
1870,0.00206,3.17e-05,0.0292,0.039299999999999995
1871,0.00218,3.36e-05,0.0295,0.0394
1872,0.00231,3.5499999999999996e-05,0.0298,0.0395
1873,0.00244,3.74e-05,0.030199999999999998,0.0396
1874,0.00257,3.9399999999999995e-05,0.030600000000000002,0.039700000000000006
1875,0.00271,4.14e-05,0.031,0.039700000000000006
1876,0.0028599999999999997,4.34e-05,0.0314,0.039799999999999995
1877,0.003,4.55e-05,0.0318,0.0399
1878,0.00315,4.7600000000000005e-05,0.032299999999999995,0.04
1879,0.0033,4.98e-05,0.0327,0.040100000000000004
1880,0.00346,5.19e-05,0.033100000000000004,0.0402
1881,0.00361,5.41e-05,0.0335,0.040299999999999996
1882,0.00377,5.63e-05,0.0339,0.0404
1883,0.00394,5.86e-05,0.0343,0.0405
1884,0.0040999999999999995,6.08e-05,0.0348,0.040600000000000004
1885,0.0042699999999999995,6.31e-05,0.0352,0.040799999999999996
1886,0.00443,6.54e-05,0.0356,0.0409
1887,0.0046,6.769999999999999e-05,0.0361,0.041
1888,0.00477,7.000000000000001e-05,0.0365,0.041100000000000005
1889,0.004940000000000001,7.240000000000001e-05,0.036899999999999995,0.0412
1890,0.00537,0.00011300000000000001,0.0376,0.0439
1891,0.00555,0.000121,0.0376,0.0414
1892,0.00575,0.000131,0.037700000000000004,0.039
1893,0.00596,0.00014199999999999998,0.037700000000000004,0.0367
1894,0.00617,0.000155,0.0378,0.0346
1895,0.0064,0.00016900000000000002,0.038,0.0327
1896,0.00664,0.000185,0.0381,0.031100000000000003
1897,0.00688,0.000202,0.038299999999999994,0.0297
1898,0.00713,0.000219,0.0385,0.0288
1899,0.00739,0.00023799999999999998,0.038700000000000005,0.0282
1900,0.00766,0.000257,0.0389,0.028
1901,0.00796,0.000279,0.039200000000000006,0.0281
1902,0.008320000000000001,0.000306,0.0396,0.0282
1903,0.00872,0.000337,0.0402,0.028399999999999998
1904,0.009130000000000001,0.000371,0.0409,0.0287
1905,0.00954,0.00040500000000000003,0.0417,0.029
1906,0.00993,0.00044,0.0426,0.0293
1907,0.0103,0.000472,0.0435,0.0298
1908,0.0106,0.000502,0.0445,0.030199999999999998
1909,0.0108,0.000528,0.0456,0.030699999999999998
1910,0.0109,0.0005480000000000001,0.046700000000000005,0.0313
1911,0.011,0.0005629999999999999,0.0479,0.032799999999999996
1912,0.0109,0.0005759999999999999,0.0494,0.0359
1913,0.0108,0.000588,0.0512,0.040299999999999996
1914,0.0107,0.000598,0.0531,0.045899999999999996
1915,0.0105,0.000608,0.0551,0.0523
1916,0.0104,0.000618,0.0572,0.0595
1917,0.0103,0.000628,0.0593,0.067
1918,0.010199999999999999,0.000638,0.061399999999999996,0.07479999999999999
1919,0.0101,0.00065,0.0633,0.0825
1920,0.0101,0.000664,0.06520000000000001,0.08990000000000001
1921,0.010199999999999999,0.000678,0.0668,0.0983
1922,0.0104,0.000694,0.0684,0.109
1923,0.0106,0.0007099999999999999,0.07,0.121
1924,0.0109,0.000727,0.0714,0.133
1925,0.0111,0.000745,0.0729,0.146
1926,0.0114,0.0007650000000000001,0.0745,0.157
1927,0.011800000000000001,0.000786,0.0761,0.168
1928,0.0121,0.000808,0.0778,0.176
1929,0.0124,0.000833,0.07970000000000001,0.181
1930,0.0128,0.000859,0.08170000000000001,0.183
1931,0.0132,0.0008900000000000001,0.0839,0.181
1932,0.013800000000000002,0.000928,0.0864,0.175
1933,0.0145,0.000971,0.0891,0.165
1934,0.015300000000000001,0.00102,0.092,0.153
1935,0.0162,0.00107,0.09509999999999999,0.141
1936,0.017,0.0011200000000000001,0.09820000000000001,0.128
1937,0.0178,0.00117,0.101,0.116
1938,0.0185,0.00122,0.105,0.107
1939,0.019,0.00127,0.108,0.1
1940,0.0193,0.00132,0.112,0.09770000000000001
1941,0.019600000000000003,0.00135,0.115,0.1
1942,0.02,0.00139,0.118,0.106
1943,0.0206,0.0014199999999999998,0.122,0.115
1944,0.0212,0.00145,0.125,0.127
1945,0.022,0.00149,0.129,0.14
1946,0.0228,0.00152,0.133,0.153
1947,0.0237,0.00156,0.137,0.166
1948,0.0245,0.0016,0.141,0.177
1949,0.0254,0.00165,0.145,0.187
1950,0.026199999999999998,0.00171,0.15,0.194
1951,0.0272,0.0017800000000000001,0.155,0.198
1952,0.0285,0.00189,0.16,0.202
1953,0.030100000000000002,0.0020099999999999996,0.165,0.206
1954,0.0319,0.00216,0.171,0.21
1955,0.0337,0.00232,0.177,0.213
1956,0.0355,0.00248,0.183,0.216
1957,0.037200000000000004,0.00266,0.189,0.219
1958,0.038700000000000005,0.00283,0.195,0.221
1959,0.0399,0.003,0.201,0.224
1960,0.0407,0.00316,0.206,0.226
1961,0.041100000000000005,0.00331,0.212,0.228
1962,0.041100000000000005,0.00346,0.218,0.242
1963,0.040799999999999996,0.0036,0.225,0.237
1964,0.0404,0.00375,0.231,0.232
1965,0.04,0.00391,0.237,0.237
1966,0.0396,0.004059999999999999,0.243,0.231
1967,0.0395,0.00423,0.248,0.223
1968,0.039700000000000006,0.00441,0.253,0.221
1969,0.0404,0.0046,0.258,0.213
1970,0.041100000000000005,0.00433,0.256,0.207
1971,0.0412,0.00408,0.267,0.215
1972,0.0414,0.00437,0.27,0.226
1973,0.045,0.00409,0.275,0.227
1974,0.0433,0.0035299999999999997,0.284,0.226
1975,0.046200000000000005,0.00362,0.288,0.238
1976,0.0421,0.00337,0.295,0.25
1977,0.0428,0.0029,0.297,0.25
1978,0.103,0.0025800000000000003,0.3,0.254
1979,0.109,0.00279,0.304,0.258
1980,0.113,0.0024,0.307,0.263
1981,0.109,0.0024300000000000003,0.31,0.262
1982,0.115,0.00215,0.312,0.265
1983,0.112,0.0020299999999999997,0.314,0.264
1984,0.112,0.00229,0.316,0.263
1985,0.102,0.00237,0.315,0.256
1986,0.111,0.0023,0.315,0.247
1987,0.11,0.0020099999999999996,0.313,0.244
1988,0.108,0.00209,0.319,0.237
1989,0.108,0.00207,0.311,0.232
1990,0.0998,0.0016,0.31,0.226
1991,0.0845,0.00122,0.298,0.214
1992,0.0938,0.00114,0.298,0.193
1993,0.0947,0.00132,0.29,0.158
1994,0.0875,0.0017900000000000001,0.254,0.124
1995,0.08979999999999999,0.00196,0.272,0.106
1996,0.08979999999999999,0.0019299999999999999,0.274,0.101
1997,0.08159999999999999,0.00206,0.272,0.0975
1998,0.0729,0.00177,0.26,0.094
1999,0.06,0.00148,0.252,0.09559999999999999
2000,0.0634,0.0015,0.246,0.092
2001,0.0575,0.00152,0.233,0.08070000000000001
2002,0.0707,0.00136,0.223,0.0836
2003,0.07790000000000001,0.0016899999999999999,0.229,0.0877
2004,0.0603,0.00146,0.223,0.0866
2005,0.0606,0.0014,0.207,0.0829
2006,0.0562,0.0014399999999999999,0.201,0.08170000000000001
2007,0.0601,0.0014,0.197,0.0783
2008,0.0605,0.000776,0.189,0.0768
2009,0.0587,0.000195,0.183,0.0729
2010,0.0625,0.000194,0.178,0.0732
2011,0.0729,0.00019600000000000002,0.177,0.0727
2012,0.06709999999999999,0.00019700000000000002,0.17,0.0701
2013,0.0596,0.00019700000000000002,0.171,0.0717
2014,0.0594,0.00019700000000000002,0.166,0.0726
2015,0.0645,0.00019700000000000002,0.162,0.0715
2016,0.061,0.00013800000000000002,0.156,0.071
2017,0.06570000000000001,0.000118,0.144,0.0701
2018,0.0598,9.69e-05,0.141,0.0695