year,IPC2
1850,0.0147
1851,0.0147
1852,0.0147
1853,0.0147
1854,0.0147
1855,0.0147
1856,0.0147
1857,0.0147
1858,0.0147
1859,0.0147
1860,0.0147
1861,0.0147
1862,0.0147
1863,0.0147
1864,0.0147
1865,0.0147
1866,0.0147
1867,0.0147
1868,0.0147
1869,0.0147
1870,0.0147
1871,0.0147
1872,0.0147
1873,0.0147
1874,0.0147
1875,0.0147
1876,0.0147
1877,0.0147
1878,0.0147
1879,0.0147
1880,0.0147
1881,0.0147
1882,0.0147
1883,0.0147
1884,0.0147
1885,0.0147
1886,0.0147
1887,0.0147
1888,0.0147
1889,0.0147
1890,0.0147
1891,0.0169
1892,0.022699999999999998
1893,0.0316
1894,0.0427
1895,0.0554
1896,0.069
1897,0.08259999999999999
1898,0.0955
1899,0.107
1900,0.117
1901,0.124
1902,0.131
1903,0.138
1904,0.144
1905,0.15
1906,0.156
1907,0.163
1908,0.169
1909,0.177
1910,0.185
1911,0.194
1912,0.203
1913,0.213
1914,0.224
1915,0.235
1916,0.246
1917,0.259
1918,0.271
1919,0.285
1920,0.299
1921,0.362
1922,0.513
1923,0.735
1924,1.01
1925,1.32
1926,1.65
1927,1.99
1928,2.31
1929,2.6
1930,2.84
1931,3.05
1932,3.25
1933,3.44
1934,3.62
1935,3.81
1936,3.99
1937,4.17
1938,4.35
1939,4.54
1940,4.73
1941,4.93
1942,5.14
1943,5.35
1944,5.58
1945,5.81
1946,6.06
1947,6.33
1948,6.61
1949,6.91
1950,7.22
1951,7.57
1952,7.95
1953,8.36
1954,8.8
1955,9.26
1956,9.74
1957,10.2
1958,10.8
1959,11.3
1960,11.8
1961,12.4
1962,13.1
1963,13.8
1964,14.6
1965,15.4
1966,16.1
1967,16.8
1968,17.5
1969,18.1
1970,19.6
1971,20.5
1972,21.8
1973,23.8
1974,26.3
1975,25.7
1976,26.5
1977,27.6
1978,27.7
1979,27.6
1980,28.7
1981,28.3
1982,26.3
1983,25.5
1984,26.9
1985,23.7
1986,23.9
1987,25.1
1988,24.3
1989,23.4
1990,21.9
1991,19.9
1992,16.6
1993,15.7
1994,15.2
1995,15.0
1996,14.5
1997,13.4
1998,12.6
1999,12.3
2000,10.6
2001,9.44
2002,10.9
2003,8.97
2004,7.66
2005,6.48
2006,5.72
2007,5.31
2008,4.84
2009,3.2
2010,3.43
2011,3.69
2012,3.14
2013,3.24
2014,2.95
2015,3.03
2016,3.4
2017,3.07
2018,3.26