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
1921,0.01
1922,0.037200000000000004
1923,0.0773
1924,0.126
1925,0.179
1926,0.232
1927,0.281
1928,0.321
1929,0.348
1930,0.358
1931,0.35
1932,0.328
1933,0.295
1934,0.256
1935,0.213
1936,0.171
1937,0.131
1938,0.0988
1939,0.0768
1940,0.0687
1941,0.0701
1942,0.074
1943,0.08020000000000001
1944,0.0882
1945,0.0979
1946,0.109
1947,0.121
1948,0.133
1949,0.146
1950,0.158
1951,0.172
1952,0.186
1953,0.203
1954,0.221
1955,0.241
1956,0.262
1957,0.285
1958,0.31
1959,0.336
1960,0.364
1961,0.396
1962,0.433
1963,0.475
1964,0.522
1965,0.574
1966,0.631
1967,0.691
1968,0.756
1969,0.824
1970,0.955
1971,1.02
1972,1.05
1973,1.22
1974,1.35
1975,1.2
1976,1.43
1977,1.58
1978,1.71
1979,1.78
1980,1.88
1981,1.92
1982,1.79
1983,2.05
1984,2.14
1985,2.12
1986,2.24
1987,2.31
1988,2.66
1989,2.82
1990,2.47
1991,2.73
1992,2.83
1993,2.88
1994,3.03
1995,3.26
1996,3.84
1997,3.99
1998,4.94
1999,3.63
2000,3.86
2001,4.73
2002,5.23
2003,6.12
2004,6.66
2005,7.42
2006,8.48
2007,9.37
2008,10.2
2009,11.0
2010,11.7
2011,11.2
2012,11.2
2013,11.1
2014,11.0
2015,6.16
2016,5.99
2017,4.6
2018,3.33