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
1921,0.0141
1922,0.052399999999999995
1923,0.109
1924,0.177
1925,0.252
1926,0.326
1927,0.395
1928,0.451
1929,0.49
1930,0.504
1931,0.492
1932,0.461
1933,0.416
1934,0.36
1935,0.3
1936,0.24
1937,0.185
1938,0.139
1939,0.108
1940,0.09670000000000001
1941,0.0986
1942,0.104
1943,0.113
1944,0.124
1945,0.138
1946,0.153
1947,0.17
1948,0.187
1949,0.205
1950,0.223
1951,0.241
1952,0.262
1953,0.286
1954,0.311
1955,0.339
1956,0.369
1957,0.401
1958,0.436
1959,0.473
1960,0.512
1961,0.557
1962,0.609
1963,0.668
1964,0.735
1965,0.808
1966,0.887
1967,0.973
1968,1.06
1969,1.16
1970,1.34
1971,1.44
1972,1.48
1973,1.72
1974,1.91
1975,1.69
1976,2.02
1977,2.23
1978,2.41
1979,2.51
1980,2.65
1981,2.7
1982,2.52
1983,2.89
1984,3.02
1985,2.99
1986,3.16
1987,3.27
1988,3.77
1989,3.99
1990,3.32
1991,3.45
1992,3.58
1993,2.86
1994,5.88
1995,6.28
1996,6.2
1997,6.03
1998,6.99
1999,7.39
2000,7.39
2001,8.0
2002,9.04
2003,9.57
2004,9.43
2005,10.4
2006,11.5
2007,12.9
2008,13.7
2009,14.4
2010,15.3
2011,13.9
2012,14.4
2013,14.7
2014,14.9
2015,14.9
2016,14.1
2017,13.2
2018,12.2