year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,0.0997,8.87e-05,0.129,2.15e-17,2.85
1851,0.101,9.34e-05,0.129,0.00131,2.94
1852,0.103,9.850000000000001e-05,0.13,0.00261,3.03
1853,0.105,0.000104,0.131,0.00392,3.12
1854,0.106,0.00011,0.131,0.00522,3.2
1855,0.108,0.000116,0.132,0.00653,3.29
1856,0.11,0.000122,0.133,0.00783,3.37
1857,0.111,0.000128,0.133,0.00914,3.45
1858,0.113,0.000135,0.134,0.0104,3.53
1859,0.115,0.00014199999999999998,0.135,0.011699999999999999,3.6
1860,0.116,0.00015,0.135,0.013099999999999999,3.68
1861,0.118,0.000157,0.136,0.0144,3.75
1862,0.12,0.000165,0.137,0.0157,3.82
1863,0.122,0.00017299999999999998,0.138,0.017,3.89
1864,0.123,0.000182,0.138,0.0183,3.96
1865,0.125,0.000191,0.139,0.019600000000000003,4.03
1866,0.127,0.0002,0.14,0.0209,4.1
1867,0.129,0.00020999999999999998,0.141,0.0222,4.17
1868,0.131,0.00022,0.142,0.0235,4.23
1869,0.133,0.000231,0.143,0.0248,4.3
1870,0.135,0.000242,0.143,0.0261,4.37
1871,0.138,0.000254,0.145,0.027399999999999997,4.44
1872,0.14,0.000266,0.146,0.0287,4.53
1873,0.143,0.00028000000000000003,0.148,0.03,4.63
1874,0.146,0.000294,0.15,0.0313,4.74
1875,0.15,0.000308,0.152,0.032600000000000004,4.86
1876,0.153,0.000323,0.154,0.0339,4.97
1877,0.157,0.000339,0.156,0.0352,5.08
1878,0.16,0.00035499999999999996,0.158,0.0366,5.18
1879,0.163,0.000371,0.16,0.037899999999999996,5.28
1880,0.166,0.000388,0.161,0.039200000000000006,5.36
1881,0.169,0.00040500000000000003,0.162,0.0405,5.43
1882,0.172,0.000422,0.164,0.0418,5.5
1883,0.175,0.00044,0.165,0.0431,5.57
1884,0.177,0.00045900000000000004,0.166,0.0444,5.64
1885,0.18,0.00047799999999999996,0.168,0.045700000000000005,5.71
1886,0.183,0.000498,0.169,0.047,5.77
1887,0.186,0.000518,0.17,0.048299999999999996,5.84
1888,0.19,0.00054,0.172,0.0496,5.9
1889,0.193,0.0005620000000000001,0.173,0.0509,5.97
1890,0.213,0.000553,0.176,0.0522,6.06
1891,0.221,0.000553,0.178,0.0535,6.08
1892,0.229,0.000553,0.18,0.054799999999999995,6.1
1893,0.238,0.000553,0.182,0.056100000000000004,6.13
1894,0.247,0.000553,0.183,0.0574,6.15
1895,0.258,0.000553,0.186,0.0587,6.18
1896,0.268,0.000553,0.188,0.0601,6.21
1897,0.279,0.000553,0.19,0.061399999999999996,6.24
1898,0.291,0.000553,0.192,0.0627,6.27
1899,0.303,0.000553,0.194,0.064,6.3
1900,0.315,0.000553,0.197,0.0653,6.34
1901,0.33,0.000553,0.199,0.06659999999999999,6.37
1902,0.346,0.000553,0.202,0.0679,6.41
1903,0.365,0.000554,0.205,0.0692,6.44
1904,0.385,0.000554,0.208,0.0705,6.48
1905,0.406,0.000554,0.211,0.0718,6.53
1906,0.426,0.000554,0.214,0.0731,6.57
1907,0.445,0.000555,0.218,0.07440000000000001,6.62
1908,0.463,0.000555,0.221,0.0757,6.66
1909,0.479,0.0005560000000000001,0.224,0.077,6.72
1910,0.491,0.0005570000000000001,0.228,0.0783,6.77
1911,0.501,0.00057,0.231,0.07959999999999999,6.84
1912,0.51,0.000606,0.234,0.0809,6.92
1913,0.518,0.000662,0.237,0.08220000000000001,7.03
1914,0.526,0.000736,0.24,0.0835,7.16
1915,0.533,0.000823,0.244,0.0849,7.29
1916,0.54,0.0009220000000000001,0.247,0.0862,7.43
1917,0.546,0.00103,0.251,0.0875,7.57
1918,0.553,0.00114,0.255,0.0888,7.71
1919,0.56,0.00125,0.26,0.0901,7.85
1920,0.443,0.0013700000000000001,0.266,0.09140000000000001,7.98
1921,0.452,0.00148,0.273,0.0927,8.11
1922,0.53,0.0016200000000000001,0.283,0.094,8.28
1923,0.615,0.00176,0.296,0.0953,8.46
1924,0.675,0.0019199999999999998,0.311,0.09659999999999999,8.65
1925,0.635,0.00209,0.327,0.0979,8.84
1926,0.706,0.00228,0.345,0.0992,9.02
1927,0.704,0.00248,0.364,0.101,9.18
1928,0.739,0.0245,0.384,0.102,9.31
1929,0.761,0.032,0.404,0.103,9.41
1930,0.849,0.0358,0.424,0.104,9.46
1931,0.731,0.0252,0.445,0.106,9.47
1932,0.562,0.0109,0.467,0.107,9.45
1933,0.556,0.00753,0.491,0.108,9.41
1934,0.568,0.00782,0.517,0.11,9.35
1935,0.604,0.008140000000000001,0.544,0.111,9.28
1936,0.634,0.008490000000000001,0.573,0.112,9.22
1937,0.717,0.00888,0.603,0.114,9.16
1938,0.756,0.0129,0.635,0.115,9.12
1939,0.744,0.024300000000000002,0.669,0.116,9.1
1940,0.758,0.0176,0.705,0.117,9.11
1941,0.802,0.0292,0.745,0.119,9.44
1942,0.858,0.041100000000000005,0.79,0.12,10.3
1943,0.963,0.0423,0.84,0.121,11.5
1944,0.934,0.0546,0.894,0.123,13.0
1945,0.969,0.048799999999999996,0.95,0.124,14.6
1946,1.14,0.0541,1.01,0.125,16.3
1947,1.17,0.074,1.07,0.127,17.8
1948,1.25,0.07940000000000001,1.13,0.128,19.0
1949,1.37,0.09209999999999999,1.19,0.129,19.9
1950,2.4,0.108,1.26,0.131,20.3
1951,2.69,0.125,1.32,0.132,20.2
1952,3.06,0.145,1.38,0.133,19.9
1953,3.3,0.15,1.44,0.134,19.4
1954,3.83,0.199,1.51,0.136,18.8
1955,4.42,0.23,1.57,0.137,18.1
1956,4.23,0.258,1.64,0.138,17.4
1957,4.43,0.264,1.72,0.14,16.8
1958,4.11,0.23,1.79,0.141,16.3
1959,3.94,0.21,1.87,0.142,16.0
1960,3.66,0.141,1.96,0.144,16.0
1961,3.77,0.114,2.05,0.145,16.5
1962,3.59,0.146,2.16,0.146,16.4
1963,3.73,0.171,2.29,0.148,16.3
1964,3.46,0.168,2.41,0.149,16.2
1965,4.0,0.182,2.55,0.15,16.1
1966,3.96,0.194,2.68,0.151,16.2
1967,3.88,0.213,2.81,0.153,16.3
1968,4.99,0.218,2.94,0.154,16.4
1969,5.29,0.238,3.05,0.155,16.5
1970,4.48,0.286,3.09,0.169,29.4
1971,4.7,0.306,3.27,0.168,12.8
1972,4.8,0.32,3.35,0.172,14.5
1973,5.0,0.351,3.46,0.177,16.1
1974,5.19,0.398,3.56,0.182,13.0
1975,5.1,0.401,3.66,0.184,17.0
1976,5.4,0.415,3.77,0.192,14.3
1977,5.61,0.336,3.9,0.195,17.5
1978,5.76,0.325,4.0,0.205,18.7
1979,6.07,0.317,4.11,0.211,27.0
1980,5.9,0.313,4.25,0.215,20.7
1981,6.24,0.338,4.37,0.22,16.8
1982,5.58,0.364,4.48,0.223,20.0
1983,6.64,0.351,4.62,0.231,19.6
1984,6.67,0.363,4.74,0.237,13.0
1985,6.49,0.323,4.89,0.242,13.5
1986,6.32,0.325,5.05,0.248,12.8
1987,6.86,0.35,5.2,0.256,21.3
1988,7.12,0.352,5.36,0.263,12.4
1989,7.62,0.346,5.55,0.266,15.4
1990,7.4,0.349,5.76,0.274,25.1
1991,6.45,0.257,5.99,0.275,24.9
1992,6.43,0.234,6.26,0.283,25.1
1993,6.34,0.227,6.52,0.291,24.9
1994,10.7,0.24,6.8,0.301,24.9
1995,10.7,0.272,7.02,0.31,24.7
1996,11.4,0.279,7.25,0.319,19.5
1997,11.1,0.235,7.46,0.331,19.0
1998,10.1,0.241,7.63,0.34,19.9
1999,9.24,0.257,7.86,0.361,18.1
2000,8.54,0.261,8.11,0.378,17.7
2001,8.95,0.277,8.4,0.387,19.4
2002,9.18,0.31,8.71,0.402,24.3
2003,10.0,0.342,9.03,0.417,26.6
2004,9.78,0.376,9.35,0.432,28.4
2005,10.1,0.43,9.68,0.45,27.9
2006,10.3,0.434,10.1,0.468,28.3
2007,11.0,0.441,10.5,0.486,24.9
2008,11.2,0.401,10.9,0.504,26.3
2009,10.9,0.421,11.3,0.519,26.0
2010,11.3,0.433,11.7,0.53,27.0
2011,12.0,0.419,12.2,0.563,25.4
2012,17.5,0.403,12.7,0.712,25.3
2013,19.5,0.421,13.2,0.79,26.6
2014,21.8,0.375,13.7,0.864,25.9
2015,20.7,0.403,14.2,0.858,26.9
2016,19.5,0.329,14.4,0.832,26.6
2017,19.8,0.33,14.8,0.866,27.6
2018,20.4,0.331,15.2,0.9,26.0