year,IPC2
1850,0.0567
1851,0.0567
1852,0.0567
1853,0.0567
1854,0.0567
1855,0.0567
1856,0.0567
1857,0.0567
1858,0.0567
1859,0.0567
1860,0.0567
1861,0.0567
1862,0.0567
1863,0.0567
1864,0.0567
1865,0.0567
1866,0.0567
1867,0.0567
1868,0.0567
1869,0.0567
1870,0.056799999999999996
1871,0.056799999999999996
1872,0.056799999999999996
1873,0.056799999999999996
1874,0.056799999999999996
1875,0.056799999999999996
1876,0.056799999999999996
1877,0.056799999999999996
1878,0.056799999999999996
1879,0.056799999999999996
1880,0.056799999999999996
1881,0.056799999999999996
1882,0.056799999999999996
1883,0.056799999999999996
1884,0.056799999999999996
1885,0.056799999999999996
1886,0.056799999999999996
1887,0.056799999999999996
1888,0.056799999999999996
1889,0.056799999999999996
1890,0.056799999999999996
1891,0.065
1892,0.0875
1893,0.122
1894,0.165
1895,0.214
1896,0.266
1897,0.318
1898,0.368
1899,0.413
1900,0.449
1901,0.479
1902,0.506
1903,0.531
1904,0.555
1905,0.579
1906,0.602
1907,0.627
1908,0.653
1909,0.681
1910,0.712
1911,0.746
1912,0.782
1913,0.82
1914,0.861
1915,0.904
1916,0.949
1917,0.996
1918,1.05
1919,1.1
1920,1.15
1921,1.4
1922,1.98
1923,2.83
1924,3.89
1925,5.09
1926,6.37
1927,7.66
1928,8.89
1929,10.0
1930,10.9
1931,11.7
1932,12.5
1933,13.2
1934,14.0
1935,14.7
1936,15.4
1937,16.1
1938,16.8
1939,17.5
1940,18.2
1941,19.0
1942,19.8
1943,20.6
1944,21.5
1945,22.4
1946,23.4
1947,24.4
1948,25.5
1949,26.6
1950,27.8
1951,29.2
1952,30.6
1953,32.2
1954,33.9
1955,35.7
1956,37.5
1957,39.5
1958,41.4
1959,43.5
1960,45.5
1961,47.8
1962,50.4
1963,53.2
1964,56.2
1965,59.2
1966,62.1
1967,64.9
1968,67.4
1969,69.6
1970,74.8
1971,79.7
1972,83.3
1973,90.3
1974,97.0
1975,89.8
1976,93.2
1977,99.8
1978,102.0
1979,104.0
1980,99.1
1981,95.9
1982,86.8
1983,89.0
1984,99.6
1985,93.8
1986,90.2
1987,95.6
1988,99.6
1989,102.0
1990,100.0
1991,96.6
1992,87.3
1993,84.2
1994,81.3
1995,85.0
1996,86.0
1997,86.7
1998,80.4
1999,76.0
2000,73.8
2001,61.6
2002,62.3
2003,58.4
2004,57.5
2005,53.7
2006,53.8
2007,55.5
2008,52.3
2009,39.4
2010,39.8
2011,43.3
2012,45.2
2013,46.7
2014,46.9
2015,44.8
2016,45.2
2017,45.7
2018,46.9