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
1921,0.0268
1922,0.0995
1923,0.207
1924,0.337
1925,0.478
1926,0.62
1927,0.75
1928,0.857
1929,0.93
1930,0.957
1931,0.935
1932,0.876
1933,0.79
1934,0.685
1935,0.57
1936,0.456
1937,0.351
1938,0.264
1939,0.205
1940,0.184
1941,0.187
1942,0.198
1943,0.214
1944,0.236
1945,0.262
1946,0.291
1947,0.322
1948,0.355
1949,0.389
1950,0.423
1951,0.458
1952,0.498
1953,0.542
1954,0.591
1955,0.644
1956,0.701
1957,0.762
1958,0.828
1959,0.899
1960,0.973
1961,1.06
1962,1.16
1963,1.27
1964,1.4
1965,1.54
1966,1.69
1967,1.85
1968,2.03
1969,2.21
1970,2.57
1971,2.74
1972,2.83
1973,3.29
1974,3.65
1975,3.24
1976,3.87
1977,4.26
1978,4.62
1979,4.81
1980,5.07
1981,5.19
1982,4.84
1983,5.55
1984,5.81
1985,5.75
1986,6.09
1987,6.31
1988,7.3
1989,7.74
1990,9.2
1991,10.9
1992,12.0
1993,21.4
1994,17.5
1995,33.2
1996,27.5
1997,29.1
1998,31.2
1999,34.0
2000,34.2
2001,35.7
2002,33.6
2003,36.6
2004,37.2
2005,41.1
2006,45.7
2007,49.6
2008,53.5
2009,57.5
2010,61.0
2011,68.4
2012,76.9
2013,84.0
2014,93.8
2015,103.0
2016,112.0
2017,118.0
2018,124.0