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
1921,0.431
1922,1.6
1923,3.33
1924,5.42
1925,7.7
1926,9.98
1927,12.1
1928,13.8
1929,15.0
1930,15.4
1931,15.0
1932,14.1
1933,12.7
1934,11.0
1935,9.18
1936,7.34
1937,5.64
1938,4.25
1939,3.3
1940,2.96
1941,3.02
1942,3.18
1943,3.45
1944,3.8
1945,4.21
1946,4.68
1947,5.19
1948,5.72
1949,6.26
1950,6.81
1951,7.38
1952,8.02
1953,8.73
1954,9.51
1955,10.4
1956,11.3
1957,12.3
1958,13.3
1959,14.5
1960,15.7
1961,17.0
1962,18.6
1963,20.4
1964,22.5
1965,24.7
1966,27.1
1967,29.7
1968,32.5
1969,35.5
1970,41.6
1971,44.7
1972,46.5
1973,54.3
1974,60.6
1975,54.2
1976,65.1
1977,72.3
1978,79.1
1979,82.9
1980,88.2
1981,91.0
1982,85.6
1983,99.1
1984,105.0
1985,105.0
1986,112.0
1987,117.0
1988,137.0
1989,148.0
1990,141.0
1991,135.0
1992,138.0
1993,138.0
1994,158.0
1995,185.0
1996,214.0
1997,259.0
1998,284.0
1999,314.0
2000,314.0
2001,308.0
2002,330.0
2003,344.0
2004,408.0
2005,450.0
2006,489.0
2007,512.0
2008,539.0
2009,548.0
2010,584.0
2011,611.0
2012,643.0
2013,695.0
2014,756.0
2015,753.0
2016,777.0
2017,808.0
2018,832.0