year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,0.525,0.562,0.462,2.1799999999999998e-17,1.88
1851,0.532,0.592,0.468,0.00133,1.88
1852,0.542,0.624,0.474,0.00266,1.89
1853,0.553,0.658,0.48,0.00398,1.9
1854,0.566,0.694,0.486,0.00531,1.91
1855,0.582,0.732,0.491,0.00664,1.93
1856,0.599,0.772,0.497,0.00797,1.94
1857,0.618,0.814,0.503,0.009300000000000001,1.96
1858,0.639,0.857,0.508,0.0106,1.97
1859,0.661,0.901,0.514,0.012,1.99
1860,0.685,0.947,0.519,0.013300000000000001,2.01
1861,0.71,0.995,0.524,0.0146,2.03
1862,0.738,1.04,0.53,0.0159,2.05
1863,0.767,1.1,0.534,0.0173,2.07
1864,0.797,1.15,0.539,0.018600000000000002,2.09
1865,0.829,1.21,0.544,0.019899999999999998,2.11
1866,0.759,0.717,0.549,0.0212,2.14
1867,0.815,0.888,0.554,0.022600000000000002,2.16
1868,0.755,0.445,0.56,0.023899999999999998,2.19
1869,0.891,1.02,0.565,0.0252,2.22
1870,0.925,1.06,0.571,0.026600000000000002,2.25
1871,1.05,1.56,0.578,0.027899999999999998,2.29
1872,0.957,0.927,0.585,0.0292,2.33
1873,1.01,1.02,0.594,0.0305,2.38
1874,0.995,0.792,0.602,0.0319,2.44
1875,1.04,0.869,0.611,0.0332,2.5
1876,1.05,0.736,0.621,0.0345,2.56
1877,1.03,0.445,0.63,0.0359,2.62
1878,1.01,0.153,0.639,0.037200000000000004,2.68
1879,1.02,0.0202,0.648,0.0385,2.73
1880,1.06,0.0202,0.656,0.039799999999999995,2.78
1881,1.09,0.0202,0.664,0.0412,2.82
1882,1.13,0.0202,0.672,0.0425,2.87
1883,1.16,0.0202,0.68,0.0438,2.91
1884,1.2,0.0202,0.688,0.045200000000000004,2.96
1885,1.23,0.0202,0.697,0.0465,3.0
1886,1.27,0.0202,0.705,0.047799999999999995,3.04
1887,1.31,0.0202,0.713,0.049100000000000005,3.09
1888,1.34,0.0202,0.721,0.0505,3.13
1889,1.44,0.322,0.729,0.0518,3.18
1890,1.62,0.183,0.741,0.0531,2.75
1891,1.8,0.184,0.752,0.0544,3.1
1892,1.9,0.185,0.763,0.055799999999999995,3.42
1893,1.91,0.186,0.775,0.0571,3.72
1894,1.96,0.187,0.786,0.0584,3.99
1895,1.99,0.188,0.797,0.0598,4.23
1896,2.1,0.19,0.808,0.0611,4.43
1897,2.14,0.191,0.82,0.0624,4.59
1898,2.29,0.193,0.831,0.0637,4.71
1899,2.12,0.194,0.843,0.06509999999999999,4.78
1900,2.34,0.196,0.855,0.0664,4.8
1901,2.4,0.197,0.866,0.0677,4.77
1902,2.37,0.199,0.878,0.0691,4.7
1903,2.5,0.2,0.89,0.0704,4.59
1904,2.52,0.202,0.902,0.0717,4.45
1905,2.51,0.203,0.914,0.073,4.31
1906,2.55,0.205,0.926,0.07440000000000001,4.16
1907,2.77,0.207,0.939,0.0757,4.03
1908,3.11,0.209,0.951,0.077,3.92
1909,2.97,0.211,0.964,0.07840000000000001,3.84
1910,3.14,0.213,0.977,0.07970000000000001,3.82
1911,3.32,0.215,0.99,0.081,3.82
1912,3.57,0.218,1.0,0.0823,3.83
1913,3.71,0.22,1.02,0.0837,3.84
1914,2.34,0.223,1.03,0.085,3.83
1915,2.31,0.226,1.04,0.0863,3.85
1916,2.31,0.229,1.06,0.0876,3.87
1917,2.3,0.233,1.07,0.089,3.9
1918,2.3,0.237,1.09,0.09029999999999999,3.93
1919,2.27,0.242,1.1,0.0916,3.96
1920,2.83,0.247,1.12,0.093,4.0
1921,2.92,0.258,1.13,0.0943,4.05
1922,2.88,0.28,1.15,0.09559999999999999,4.11
1923,3.16,0.311,1.16,0.0969,4.19
1924,3.59,0.348,1.18,0.0983,4.29
1925,4.33,0.389,1.19,0.0996,4.4
1926,4.22,0.432,1.21,0.101,4.5
1927,4.77,0.475,1.22,0.102,4.61
1928,4.79,0.589,1.24,0.104,4.71
1929,5.15,0.63,1.25,0.105,4.81
1930,5.3,0.671,1.27,0.106,4.88
1931,5.17,0.709,1.28,0.108,4.96
1932,5.13,0.738,1.29,0.109,5.04
1933,4.75,0.768,1.31,0.11,5.12
1934,5.26,0.825,1.32,0.112,5.21
1935,5.33,0.868,1.33,0.113,5.29
1936,5.79,0.904,1.34,0.114,5.38
1937,6.01,0.941,1.36,0.116,5.44
1938,5.26,0.986,1.37,0.117,5.48
1939,2.65,1.04,1.39,0.118,5.48
1940,2.71,0.996,1.41,0.12,5.49
1941,2.66,0.968,1.45,0.121,5.53
1942,2.75,0.981,1.5,0.122,5.67
1943,2.72,1.01,1.57,0.124,5.87
1944,2.57,1.05,1.64,0.125,6.12
1945,2.46,1.08,1.72,0.126,6.38
1946,2.45,1.14,1.8,0.127,6.65
1947,2.41,1.22,1.88,0.129,6.91
1948,3.52,1.31,1.95,0.13,7.13
1949,3.76,1.38,2.01,0.131,7.29
1950,6.21,1.47,2.06,0.133,7.39
1951,6.65,1.56,2.09,0.134,7.43
1952,6.81,1.74,2.13,0.135,7.51
1953,6.84,1.94,2.17,0.137,7.6
1954,7.02,2.13,2.2,0.138,7.72
1955,7.78,2.43,2.23,0.139,7.85
1956,8.09,2.65,2.26,0.141,7.98
1957,8.66,2.83,2.28,0.142,8.11
1958,9.27,3.06,2.3,0.143,8.22
1959,9.91,3.3,2.31,0.145,8.31
1960,11.1,3.58,2.32,0.146,8.38
1961,11.4,3.86,2.32,0.147,8.87
1962,11.7,4.12,2.33,0.149,8.85
1963,13.7,4.53,2.33,0.15,8.86
1964,14.4,4.95,2.34,0.151,8.82
1965,18.0,5.47,2.35,0.153,8.64
1966,19.4,5.89,2.36,0.154,8.65
1967,20.4,6.06,2.36,0.155,8.86
1968,22.9,6.59,2.37,0.157,9.06
1969,25.7,7.39,2.41,0.158,8.97
1970,24.3,6.96,2.42,0.165,8.88
1971,27.8,7.78,2.53,0.17,8.77
1972,31.3,8.41,2.56,0.19,8.94
1973,37.0,8.93,2.61,0.23,9.5
1974,36.2,9.37,2.65,0.214,10.1
1975,38.3,9.49,2.69,0.219,10.3
1976,41.8,9.75,2.73,0.269,10.4
1977,45.1,10.6,2.76,0.281,10.1
1978,46.1,11.1,2.82,0.294,10.2
1979,49.2,11.9,2.87,0.313,10.2
1980,49.0,12.1,2.88,0.329,9.95
1981,48.2,11.9,2.91,0.316,10.1
1982,49.7,12.1,2.94,0.316,10.1
1983,52.6,12.4,2.96,0.341,10.2
1984,54.5,12.6,2.99,0.35,10.2
1985,58.1,12.4,3.01,0.36,10.3
1986,56.9,12.1,3.03,0.347,10.1
1987,61.5,11.9,3.06,0.372,9.77
1988,66.3,11.7,3.08,0.409,10.1
1989,72.9,11.2,3.1,0.44,9.96
1990,72.6,11.6,3.29,0.465,9.98
1991,73.2,10.6,3.36,0.474,9.82
1992,75.3,10.5,3.42,0.48,9.59
1993,74.5,10.4,3.45,0.474,9.11
1994,76.7,10.5,3.54,0.474,9.34
1995,76.7,11.5,3.65,0.484,9.12
1996,78.0,11.8,3.76,0.48,9.38
1997,81.4,11.7,3.88,0.484,9.14
1998,85.4,12.0,4.0,0.521,8.94
1999,84.7,12.5,4.11,0.518,8.88
2000,89.0,11.9,4.31,0.499,8.92
2001,91.5,9.68,3.89,0.515,8.66
2002,91.5,11.2,4.1,0.502,8.72
2003,93.4,11.1,4.34,0.508,8.75
2004,94.6,11.1,4.44,0.502,8.48
2005,95.9,11.4,4.74,0.502,8.21
2006,94.1,10.1,4.95,0.505,7.96
2007,94.5,9.97,4.87,0.512,7.86
2008,94.0,9.63,4.98,0.49,8.03
2009,91.1,8.01,4.71,0.487,7.6
2010,83.2,7.84,4.5,0.425,8.04
2011,80.9,6.2,4.29,0.394,8.56
2012,81.3,6.77,4.09,0.378,7.92
2013,69.9,7.58,4.01,0.352,7.78
2014,68.2,7.83,4.02,0.353,7.67
2015,65.9,7.53,4.0,0.363,7.39
2016,63.2,7.71,4.06,0.345,7.41
2017,67.5,7.73,4.18,0.332,7.51
2018,65.4,7.73,4.27,0.319,7.66