year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,0.423,0.00475,0.235,1.0799999999999999e-16,1.25
1851,0.431,0.005,0.238,0.00661,1.25
1852,0.442,0.0052699999999999995,0.242,0.0132,1.25
1853,0.457,0.00556,0.245,0.0198,1.26
1854,0.475,0.00587,0.248,0.0264,1.26
1855,0.497,0.0062,0.251,0.033100000000000004,1.27
1856,0.521,0.00654,0.253,0.039700000000000006,1.27
1857,0.549,0.006900000000000001,0.256,0.046299999999999994,1.27
1858,0.58,0.0072699999999999996,0.259,0.052899999999999996,1.27
1859,0.613,0.0076500000000000005,0.261,0.0595,1.28
1860,0.638,0.00757,0.264,0.06609999999999999,1.28
1861,1.08,0.0246,0.266,0.0727,1.29
1862,1.53,0.0417,0.269,0.0793,1.3
1863,1.98,0.0588,0.271,0.0859,1.31
1864,2.43,0.07590000000000001,0.273,0.0925,1.32
1865,2.88,0.093,0.275,0.0992,1.33
1866,3.34,0.11,0.277,0.106,1.34
1867,3.79,0.127,0.279,0.112,1.35
1868,4.25,0.144,0.281,0.119,1.36
1869,4.72,0.161,0.284,0.126,1.37
1870,5.18,0.178,0.286,0.132,1.39
1871,5.64,0.195,0.29,0.139,1.4
1872,6.11,0.212,0.293,0.145,1.42
1873,6.58,0.23,0.298,0.152,1.44
1874,7.05,0.247,0.303,0.159,1.47
1875,7.52,0.264,0.308,0.165,1.49
1876,12.2,0.456,0.314,0.172,1.61
1877,12.9,0.479,0.32,0.178,1.64
1878,13.5,0.502,0.325,0.185,1.67
1879,14.5,0.539,0.33,0.192,1.7
1880,15.3,0.571,0.334,0.198,1.73
1881,16.1,0.603,0.338,0.205,1.75
1882,16.5,0.617,0.343,0.212,1.77
1883,17.6,0.659,0.347,0.218,1.79
1884,18.2,0.681,0.351,0.225,1.81
1885,19.1,0.715,0.355,0.231,1.83
1886,20.1,0.751,0.36,0.238,1.86
1887,21.1,0.789,0.364,0.245,1.88
1888,22.5,0.846,0.368,0.251,1.92
1889,23.8,0.896,0.373,0.258,1.95
1890,25.5,0.88,0.379,0.264,2.1
1891,26.4,0.881,0.38,0.271,2.01
1892,26.8,0.881,0.381,0.278,1.92
1893,27.5,0.882,0.382,0.284,1.84
1894,28.2,0.883,0.383,0.291,1.77
1895,29.3,0.884,0.385,0.297,1.72
1896,30.0,0.885,0.386,0.304,1.66
1897,31.7,0.886,0.388,0.311,1.64
1898,32.5,0.887,0.391,0.317,1.62
1899,33.3,0.888,0.393,0.324,1.61
1900,33.2,0.89,0.395,0.331,1.59
1901,34.7,0.891,0.399,0.337,1.63
1902,35.3,0.893,0.403,0.344,1.64
1903,36.1,0.895,0.409,0.35,1.66
1904,36.6,0.897,0.417,0.357,1.67
1905,37.8,0.899,0.425,0.364,1.7
1906,39.5,0.902,0.434,0.37,1.75
1907,41.5,0.904,0.444,0.377,1.8
1908,42.3,0.907,0.454,0.383,1.83
1909,42.2,0.91,0.464,0.39,1.85
1910,41.8,0.912,0.475,0.397,1.86
1911,42.3,0.915,0.487,0.403,1.93
1912,44.6,0.918,0.502,0.41,2.09
1913,46.4,0.921,0.519,0.416,2.29
1914,42.6,0.925,0.536,0.423,2.42
1915,42.4,0.928,0.555,0.43,2.65
1916,44.7,0.932,0.576,0.436,2.97
1917,42.2,0.936,0.595,0.443,3.2
1918,36.5,0.94,0.614,0.449,3.36
1919,34.6,0.945,0.633,0.456,3.61
1920,34.3,0.949,0.65,0.463,3.88
1921,33.2,0.955,0.666,0.469,4.17
1922,30.1,0.96,0.681,0.476,4.49
1923,31.8,0.966,0.696,0.483,4.97
1924,38.2,0.973,0.711,0.489,5.58
1925,36.4,0.98,0.725,0.496,6.01
1926,37.0,0.988,0.74,0.502,6.46
1927,39.6,0.996,0.756,0.509,6.9
1928,41.6,1.0,0.773,0.516,7.25
1929,46.1,1.61,0.791,0.522,7.55
1930,41.0,1.62,0.81,0.529,7.51
1931,39.0,1.63,0.83,0.535,7.37
1932,35.0,1.59,0.853,0.542,7.03
1933,32.9,1.49,0.878,0.549,6.62
1934,33.3,1.54,0.905,0.555,6.18
1935,34.5,1.59,0.933,0.562,5.72
1936,37.3,1.67,0.963,0.568,5.29
1937,43.9,1.85,0.994,0.575,4.98
1938,49.9,1.61,1.03,0.582,4.74
1939,54.2,1.38,1.06,0.588,4.59
1940,60.1,1.38,1.09,0.595,4.62
1941,60.5,1.46,1.12,0.602,4.75
1942,64.6,1.53,1.16,0.608,5.18
1943,70.5,1.61,1.2,0.615,5.81
1944,67.9,1.79,1.24,0.621,6.37
1945,40.5,1.98,1.27,0.628,6.47
1946,47.9,2.18,1.32,0.635,7.33
1947,53.1,2.54,1.36,0.641,8.13
1948,56.8,2.79,1.41,0.648,8.81
1949,59.3,2.98,1.45,0.654,9.34
1950,60.8,3.2,1.5,0.661,9.67
1951,64.4,3.52,1.55,0.668,9.93
1952,68.5,3.88,1.6,0.674,10.2
1953,71.1,4.3,1.65,0.681,10.4
1954,75.8,4.85,1.71,0.687,10.6
1955,78.9,5.49,1.76,0.694,10.8
1956,84.4,6.13,1.82,0.701,11.0
1957,87.9,6.92,1.88,0.707,11.2
1958,95.3,7.69,1.94,0.714,11.4
1959,95.6,8.52,1.99,0.721,11.5
1960,101.0,9.21,2.05,0.727,11.7
1961,109.0,9.87,2.11,0.734,12.6
1962,115.0,10.6,2.17,0.74,13.0
1963,121.0,10.9,2.24,0.747,13.1
1964,125.0,11.6,2.3,0.754,13.3
1965,122.0,12.3,2.37,0.76,13.3
1966,122.0,13.1,2.43,0.767,13.4
1967,121.0,13.9,2.49,0.773,13.5
1968,127.0,14.5,2.54,0.78,14.0
1969,134.0,15.3,2.59,0.787,14.1
1970,151.0,14.8,2.49,0.76,14.1
1971,157.0,15.5,2.71,0.76,14.4
1972,158.0,16.2,2.75,0.751,14.6
1973,157.0,16.8,2.78,0.739,14.7
1974,156.0,17.5,2.81,0.739,15.1
1975,163.0,18.0,2.84,0.784,15.1
1976,169.0,18.6,2.9,0.82,15.2
1977,173.0,19.1,2.94,0.864,15.5
1978,174.0,19.4,2.96,0.831,15.9
1979,171.0,19.0,2.99,0.888,15.9
1980,171.0,19.1,3.02,0.79,16.2
1981,170.0,19.5,3.06,0.828,15.9
1982,168.0,19.0,3.08,0.748,16.0
1983,168.0,19.2,3.08,0.757,16.1
1984,173.0,18.9,3.12,0.796,16.4
1985,171.0,17.9,3.14,0.805,16.0
1986,172.0,17.2,3.15,0.825,15.6
1987,170.0,17.1,3.14,0.849,15.3
1988,167.0,17.1,3.14,0.831,15.5
1989,161.0,15.6,3.12,0.766,15.6
1990,161.0,17.1,3.12,0.629,15.7
1991,148.0,13.8,3.27,0.569,13.6
1992,143.0,14.6,3.28,0.596,11.7
1993,138.0,13.5,3.36,0.542,10.4
1994,130.0,14.7,3.5,0.519,9.45
1995,129.0,14.2,3.51,0.486,9.47
1996,132.0,14.9,3.55,0.527,9.17
1997,127.0,15.8,3.67,0.489,8.8
1998,121.0,15.9,3.79,0.45,8.46
1999,114.0,13.4,3.81,0.441,8.49
2000,122.0,14.9,3.85,0.48,8.58
2001,122.0,14.2,3.99,0.459,8.92
2002,119.0,14.0,4.13,0.444,8.59
2003,122.0,15.0,4.29,0.465,8.06
2004,121.0,16.0,4.23,0.459,8.49
2005,121.0,14.8,4.29,0.447,8.22
2006,121.0,15.9,4.37,0.447,8.16
2007,122.0,16.7,4.31,0.441,8.41
2008,117.0,16.6,4.51,0.429,8.48
2009,111.0,14.1,4.62,0.42,7.62
2010,112.0,15.1,4.86,0.399,7.51
2011,110.0,15.3,4.92,0.396,8.12
2012,106.0,15.1,5.08,0.39,8.05
2013,101.0,14.9,5.37,0.382,8.02
2014,97.7,15.7,5.4,0.38,8.08
2015,98.8,15.4,5.51,0.389,8.66
2016,100.0,15.5,5.57,0.371,8.89
2017,99.0,15.6,5.65,0.364,8.82
2018,96.9,16.3,5.7,0.358,8.63