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
1921,0.11
1922,0.407
1923,0.846
1924,1.38
1925,1.96
1926,2.54
1927,3.07
1928,3.51
1929,3.81
1930,3.92
1931,3.83
1932,3.59
1933,3.23
1934,2.8
1935,2.33
1936,1.87
1937,1.44
1938,1.08
1939,0.84
1940,0.752
1941,0.767
1942,0.81
1943,0.877
1944,0.965
1945,1.07
1946,1.19
1947,1.32
1948,1.45
1949,1.59
1950,1.73
1951,1.88
1952,2.04
1953,2.22
1954,2.42
1955,2.64
1956,2.87
1957,3.12
1958,3.39
1959,3.68
1960,3.98
1961,4.33
1962,4.73
1963,5.2
1964,5.71
1965,6.28
1966,6.9
1967,7.56
1968,8.27
1969,9.02
1970,10.4
1971,11.2
1972,11.5
1973,13.4
1974,14.8
1975,13.2
1976,15.7
1977,17.3
1978,18.8
1979,19.5
1980,20.6
1981,21.0
1982,19.6
1983,22.5
1984,23.5
1985,23.3
1986,24.6
1987,25.4
1988,29.3
1989,31.1
1990,29.4
1991,29.6
1992,31.8
1993,34.8
1994,39.6
1995,44.2
1996,51.7
1997,59.7
1998,61.5
1999,53.3
2000,54.7
2001,54.4
2002,58.2
2003,65.8
2004,70.3
2005,78.0
2006,84.0
2007,91.4
2008,97.3
2009,97.7
2010,105.0
2011,106.0
2012,109.0
2013,112.0
2014,114.0
2015,111.0
2016,108.0
2017,106.0
2018,99.0