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
1921,0.0
1922,0.0
1923,0.0
1924,0.0
1925,0.0
1926,0.0
1927,0.0
1928,0.0
1929,0.0
1930,0.0
1931,0.0
1932,0.0
1933,0.0
1934,0.0
1935,0.0
1936,0.0
1937,0.0
1938,0.0
1939,0.0
1940,0.0
1941,0.0
1942,0.0
1943,0.0
1944,0.0
1945,0.0
1946,0.0
1947,0.0
1948,0.0
1949,0.0
1950,0.0
1951,0.0
1952,0.0
1953,0.0
1954,0.0
1955,0.0
1956,0.0
1957,0.0
1958,0.0
1959,0.0
1960,0.0
1961,0.0
1962,0.0
1963,0.0
1964,0.0
1965,0.0
1966,0.0
1967,0.0
1968,0.0
1969,0.0
1970,0.0
1971,0.0
1972,0.0
1973,0.0
1974,0.0
1975,0.0
1976,0.0
1977,0.0
1978,0.0
1979,0.0
1980,0.0
1981,0.0
1982,0.0
1983,0.0
1984,0.0
1985,0.0
1986,0.0
1987,0.0
1988,0.0
1989,0.0
1990,0.0
1991,0.0
1992,0.0
1993,0.0
1994,0.0
1995,0.0
1996,0.0
1997,0.0
1998,0.0
1999,0.0
2000,0.0249
2001,0.111
2002,0.101
2003,0.151
2004,0.204
2005,0.206
2006,0.209
2007,0.209
2008,0.199
2009,0.202
2010,0.207
2011,0.274
2012,0.293
2013,0.312
2014,0.331
2015,0.35
2016,0.369
2017,0.388
2018,0.407