year,IPC2
1850,0.0127
1851,0.0127
1852,0.0127
1853,0.0127
1854,0.0127
1855,0.0127
1856,0.0127
1857,0.0127
1858,0.0127
1859,0.0127
1860,0.0127
1861,0.0127
1862,0.0127
1863,0.0127
1864,0.0127
1865,0.0127
1866,0.0127
1867,0.0127
1868,0.0127
1869,0.0127
1870,0.0127
1871,0.0127
1872,0.0127
1873,0.0127
1874,0.0127
1875,0.0127
1876,0.0127
1877,0.0127
1878,0.0127
1879,0.0127
1880,0.0127
1881,0.0127
1882,0.0127
1883,0.0127
1884,0.0127
1885,0.0127
1886,0.0127
1887,0.0127
1888,0.0127
1889,0.0127
1890,0.0127
1891,0.0149
1892,0.0208
1893,0.0297
1894,0.041
1895,0.0538
1896,0.0674
1897,0.08109999999999999
1898,0.0942
1899,0.106
1900,0.115
1901,0.123
1902,0.13
1903,0.137
1904,0.143
1905,0.149
1906,0.155
1907,0.162
1908,0.169
1909,0.176
1910,0.184
1911,0.193
1912,0.203
1913,0.213
1914,0.223
1915,0.234
1916,0.246
1917,0.259
1918,0.271
1919,0.285
1920,0.299
1921,0.441
1922,0.803
1923,1.33
1924,1.99
1925,2.71
1926,3.44
1927,4.14
1928,4.76
1929,5.25
1930,5.54
1931,5.66
1932,5.65
1933,5.55
1934,5.38
1935,5.18
1936,4.99
1937,4.82
1938,4.71
1939,4.69
1940,4.79
1941,4.97
1942,5.18
1943,5.42
1944,5.69
1945,5.98
1946,6.29
1947,6.63
1948,6.98
1949,7.36
1950,7.74
1951,8.16
1952,8.63
1953,9.13
1954,9.67
1955,10.2
1956,10.9
1957,11.5
1958,12.2
1959,12.8
1960,13.6
1961,14.3
1962,15.3
1963,16.3
1964,17.3
1965,18.5
1966,19.6
1967,20.8
1968,21.9
1969,23.7
1970,27.2
1971,30.7
1972,32.6
1973,37.2
1974,42.2
1975,41.7
1976,45.1
1977,48.5
1978,51.0
1979,52.7
1980,56.1
1981,55.8
1982,53.1
1983,54.4
1984,58.6
1985,57.4
1986,58.4
1987,59.7
1988,62.6
1989,64.2
1990,60.1
1991,63.3
1992,59.5
1993,62.6
1994,65.8
1995,65.0
1996,72.4
1997,74.5
1998,81.6
1999,83.7
2000,103.0
2001,97.3
2002,103.0
2003,107.0
2004,111.0
2005,118.0
2006,127.0
2007,136.0
2008,146.0
2009,164.0
2010,186.0
2011,190.0
2012,191.0
2013,196.0
2014,203.0
2015,213.0
2016,216.0
2017,217.0
2018,221.0