year,IPC2
1850,0.0
1851,0.0
1852,0.0
1853,0.0
1854,0.0
1855,0.0
1856,0.0
1857,0.0
1858,0.0
1859,0.0
1860,0.0
1861,0.0
1862,0.0
1863,0.0
1864,0.0
1865,0.0
1866,0.0
1867,0.0
1868,0.0
1869,0.0
1870,0.0
1871,0.0
1872,0.0
1873,0.0
1874,0.0
1875,0.0
1876,0.0
1877,0.0
1878,0.0
1879,0.0
1880,0.0
1881,0.0
1882,0.0
1883,0.0
1884,0.0
1885,0.0
1886,0.0
1887,0.0
1888,0.0
1889,0.0
1890,0.0
1891,0.0
1892,0.0
1893,0.0
1894,0.0
1895,0.0
1896,0.0
1897,0.0
1898,0.0
1899,0.0
1900,0.0
1901,0.0
1902,0.0
1903,0.0
1904,0.0
1905,0.0
1906,0.0
1907,0.0
1908,0.0
1909,0.0
1910,0.0
1911,0.0
1912,0.0
1913,0.0
1914,0.0
1915,0.0
1916,0.0
1917,0.0
1918,0.0
1919,0.0
1920,0.0
1921,0.0069900000000000006
1922,0.026
1923,0.054
1924,0.0879
1925,0.125
1926,0.162
1927,0.196
1928,0.224
1929,0.243
1930,0.25
1931,0.244
1932,0.229
1933,0.206
1934,0.179
1935,0.149
1936,0.119
1937,0.0915
1938,0.0689
1939,0.0536
1940,0.0479
1941,0.0489
1942,0.0517
1943,0.056
1944,0.0616
1945,0.0683
1946,0.07590000000000001
1947,0.0841
1948,0.0928
1949,0.102
1950,0.11
1951,0.12
1952,0.13
1953,0.142
1954,0.154
1955,0.168
1956,0.183
1957,0.199
1958,0.216
1959,0.235
1960,0.254
1961,0.276
1962,0.302
1963,0.331
1964,0.364
1965,0.401
1966,0.44
1967,0.482
1968,0.527
1969,0.575
1970,0.666
1971,0.712
1972,0.735
1973,0.853
1974,0.945
1975,0.839
1976,1.0
1977,1.1
1978,1.2
1979,1.24
1980,1.31
1981,1.34
1982,1.25
1983,1.43
1984,1.49
1985,1.48
1986,1.56
1987,1.62
1988,1.86
1989,1.98
1990,2.5
1991,2.56
1992,2.68
1993,3.11
1994,3.73
1995,3.86
1996,6.32
1997,6.1
1998,7.36
1999,8.81
2000,8.3
2001,9.5
2002,9.93
2003,9.84
2004,10.2
2005,10.5
2006,11.8
2007,12.8
2008,13.9
2009,15.1
2010,16.3
2011,17.5
2012,18.3
2013,19.2
2014,20.1
2015,20.7
2016,21.5
2017,22.1
2018,22.3