year,IPC1,IPC2,IPC4,IPC5,IPCMAG
1850,2.35,0.0736,0.742,4.34e-17,1.82
1851,2.36,0.07379999999999999,0.752,0.00266,1.83
1852,2.83,0.0888,0.761,0.00532,1.83
1853,3.23,0.102,0.771,0.007980000000000001,1.84
1854,3.19,0.1,0.78,0.0106,1.85
1855,3.7,0.117,0.79,0.013300000000000001,1.86
1856,4.22,0.133,0.799,0.016,1.88
1857,4.85,0.154,0.809,0.018600000000000002,1.89
1858,7.16,0.228,0.819,0.0213,1.91
1859,5.82,0.185,0.827,0.023899999999999998,1.93
1860,6.1,0.194,0.836,0.026600000000000002,1.94
1861,6.32,0.201,0.845,0.0293,1.96
1862,6.3,0.2,0.853,0.0319,1.98
1863,5.84,0.185,0.861,0.0346,2.0
1864,5.07,0.16,0.868,0.037200000000000004,2.03
1865,5.34,0.169,0.876,0.0399,2.05
1866,3.63,0.114,0.883,0.0426,2.08
1867,4.92,0.155,0.893,0.045200000000000004,2.1
1868,6.06,0.191,0.902,0.0479,2.13
1869,6.46,0.204,0.911,0.0505,2.16
1870,7.32,0.232,0.921,0.053200000000000004,2.19
1871,10.0,0.319,0.933,0.055799999999999995,2.23
1872,9.91,0.315,0.945,0.0585,2.27
1873,10.6,0.337,0.958,0.061200000000000004,2.32
1874,9.09,0.288,0.97,0.0638,2.37
1875,7.83,0.247,0.983,0.0665,2.42
1876,8.07,0.255,0.997,0.0691,2.47
1877,7.29,0.229,1.01,0.0718,2.52
1878,7.25,0.228,1.02,0.0745,2.57
1879,8.85,0.279,1.04,0.07709999999999999,2.62
1880,23.3,0.743,1.06,0.0798,2.69
1881,10.3,0.325,1.07,0.0824,2.71
1882,10.6,0.334,1.08,0.0851,2.76
1883,11.7,0.37,1.09,0.0878,2.8
1884,11.4,0.361,1.1,0.09040000000000001,2.84
1885,12.0,0.379,1.12,0.09309999999999999,2.89
1886,11.3,0.358,1.13,0.09570000000000001,2.93
1887,12.2,0.385,1.14,0.0984,2.98
1888,11.9,0.376,1.16,0.101,3.02
1889,12.8,0.405,1.17,0.104,3.07
1890,13.0,0.423,1.19,0.106,2.6
1891,14.9,0.424,1.21,0.109,2.98
1892,14.4,0.426,1.23,0.112,3.32
1893,17.6,0.427,1.25,0.114,3.65
1894,18.0,0.429,1.27,0.117,3.94
1895,20.2,0.431,1.28,0.12,4.19
1896,21.1,0.434,1.3,0.122,4.41
1897,22.8,0.436,1.32,0.125,4.59
1898,24.2,0.439,1.34,0.128,4.72
1899,24.6,0.441,1.36,0.13,4.8
1900,27.4,0.444,1.38,0.133,4.83
1901,28.1,0.446,1.4,0.136,4.8
1902,25.5,0.449,1.42,0.138,4.72
1903,25.5,0.452,1.44,0.141,4.61
1904,27.0,0.455,1.46,0.144,4.47
1905,28.4,0.458,1.48,0.146,4.32
1906,33.9,0.462,1.5,0.149,4.18
1907,42.2,0.466,1.52,0.152,4.05
1908,59.1,0.47,1.55,0.154,3.95
1909,43.1,0.474,1.56,0.157,3.86
1910,57.9,0.478,1.59,0.16,3.85
1911,48.5,0.483,1.61,0.162,3.84
1912,51.0,0.488,1.63,0.165,3.85
1913,60.1,0.493,1.66,0.168,3.88
1914,49.0,0.498,1.67,0.17,3.89
1915,35.1,0.504,1.69,0.173,3.89
1916,9.49,0.511,1.69,0.176,3.89
1917,3.99,0.518,1.71,0.178,3.92
1918,3.89,0.526,1.74,0.181,3.95
1919,3.57,0.536,1.76,0.184,3.99
1920,14.8,0.546,1.79,0.186,4.04
1921,19.5,0.564,1.81,0.189,4.08
1922,18.8,0.593,1.84,0.191,4.14
1923,18.0,0.632,1.86,0.194,4.2
1924,20.3,0.678,1.89,0.197,4.27
1925,19.2,0.729,1.91,0.199,4.34
1926,18.9,0.782,1.93,0.202,4.42
1927,20.4,0.837,1.96,0.205,4.5
1928,21.2,1.3,1.98,0.207,4.59
1929,24.1,1.4,2.01,0.21,4.67
1930,18.9,1.46,2.03,0.213,4.74
1931,18.3,1.27,2.05,0.215,4.82
1932,15.4,1.36,2.07,0.218,4.91
1933,14.6,1.36,2.09,0.221,5.01
1934,14.1,1.45,2.11,0.223,5.11
1935,14.3,1.56,2.13,0.226,5.21
1936,13.9,1.62,2.15,0.229,5.3
1937,15.6,1.73,2.17,0.231,5.39
1938,6.23,1.97,2.19,0.234,5.44
1939,6.74,2.11,2.23,0.237,5.48
1940,7.7,2.22,2.26,0.239,5.5
1941,8.32,2.3,2.32,0.242,5.53
1942,8.95,2.22,2.4,0.245,5.61
1943,9.95,2.33,2.5,0.247,5.72
1944,10.1,2.28,2.61,0.25,5.86
1945,5.41,2.22,2.74,0.253,6.01
1946,13.2,2.17,2.87,0.255,6.17
1947,18.0,2.14,2.99,0.258,6.32
1948,24.5,2.55,3.1,0.261,6.45
1949,26.4,2.91,3.2,0.263,6.54
1950,20.8,3.15,3.27,0.266,6.57
1951,23.1,3.43,3.33,0.269,6.61
1952,22.0,3.53,3.38,0.271,6.68
1953,21.8,3.76,3.44,0.274,6.78
1954,24.5,4.2,3.49,0.277,6.9
1955,29.0,4.67,3.54,0.279,7.04
1956,28.2,5.04,3.58,0.282,7.17
1957,29.2,5.53,3.62,0.285,7.29
1958,28.3,5.88,3.65,0.287,7.4
1959,28.1,6.42,3.67,0.29,7.47
1960,30.7,7.07,3.67,0.293,7.52
1961,31.6,7.61,3.68,0.295,7.6
1962,33.7,7.98,3.68,0.298,7.79
1963,36.6,8.59,3.69,0.301,7.71
1964,38.3,9.38,3.69,0.303,7.51
1965,37.5,10.0,3.7,0.306,7.64
1966,38.3,10.8,3.7,0.308,7.72
1967,39.0,11.3,3.71,0.311,7.96
1968,41.3,11.7,3.71,0.314,8.03
1969,43.6,12.1,3.72,0.316,7.98
1970,49.7,12.0,3.55,0.284,7.94
1971,50.5,12.5,3.81,0.298,8.13
1972,54.1,13.4,3.83,0.313,8.04
1973,58.0,13.7,3.83,0.334,8.1
1974,55.2,14.4,3.84,0.31,8.26
1975,52.5,13.1,3.81,0.301,8.18
1976,56.3,14.0,3.86,0.316,8.21
1977,54.2,13.8,3.89,0.316,8.19
1978,55.7,14.1,3.83,0.328,8.34
1979,59.9,14.5,3.87,0.349,8.45
1980,50.9,13.9,3.92,0.325,8.4
1981,54.4,13.7,3.91,0.313,8.27
1982,52.3,12.7,3.89,0.296,8.33
1983,50.7,12.9,3.87,0.295,8.39
1984,53.3,14.0,3.89,0.301,8.6
1985,53.6,13.0,3.9,0.304,8.72
1986,53.0,12.6,3.92,0.301,8.49
1987,56.4,12.6,3.9,0.298,8.38
1988,52.4,13.4,3.91,0.295,8.38
1989,53.0,13.2,3.92,0.29,8.04
1990,53.3,13.7,3.93,0.294,8.09
1991,56.8,13.7,4.0,0.31,7.99
1992,52.2,12.1,3.95,0.291,7.68
1993,52.5,12.0,3.92,0.292,7.66
1994,52.1,12.7,3.82,0.28,7.64
1995,54.6,13.6,3.65,0.28,7.77
1996,58.8,13.1,3.46,0.293,7.65
1997,57.6,14.2,3.32,0.276,7.62
1998,57.5,13.9,3.2,0.281,7.59
1999,56.1,13.7,3.08,0.266,7.48
2000,55.6,14.6,2.97,0.259,7.39
2001,59.8,14.5,2.87,0.271,7.33
2002,61.0,15.1,2.87,0.274,7.23
2003,66.6,15.3,2.87,0.286,7.08
2004,66.6,14.8,2.93,0.288,7.06
2005,67.4,15.6,2.79,0.296,7.0
2006,64.4,16.3,2.67,0.283,6.99
2007,61.0,17.0,2.55,0.278,7.05
2008,60.1,17.3,2.43,0.269,7.18
2009,57.1,13.9,2.29,0.254,7.22
2010,59.7,15.9,2.16,0.254,7.08
2011,57.3,16.0,2.05,0.245,7.15
2012,55.2,15.6,1.95,0.242,7.1
2013,55.3,15.9,1.83,0.249,7.09
2014,51.6,16.0,1.72,0.243,7.23
2015,53.2,16.6,1.64,0.249,7.25
2016,54.4,16.4,1.56,0.239,7.36
2017,56.2,17.2,1.49,0.235,7.31
2018,54.9,15.6,1.42,0.232,7.22