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
1921,0.17
1922,0.631
1923,1.31
1924,2.14
1925,3.04
1926,3.93
1927,4.76
1928,5.44
1929,5.9
1930,6.07
1931,5.93
1932,5.56
1933,5.01
1934,4.34
1935,3.62
1936,2.89
1937,2.23
1938,1.68
1939,1.3
1940,1.17
1941,1.19
1942,1.26
1943,1.36
1944,1.5
1945,1.66
1946,1.84
1947,2.04
1948,2.25
1949,2.47
1950,2.68
1951,2.91
1952,3.16
1953,3.44
1954,3.75
1955,4.09
1956,4.45
1957,4.84
1958,5.26
1959,5.7
1960,6.18
1961,6.71
1962,7.34
1963,8.06
1964,8.86
1965,9.74
1966,10.7
1967,11.7
1968,12.8
1969,14.0
1970,16.2
1971,17.3
1972,17.9
1973,20.8
1974,23.0
1975,20.4
1976,24.4
1977,26.8
1978,29.1
1979,30.3
1980,31.9
1981,32.6
1982,30.4
1983,34.9
1984,36.5
1985,36.1
1986,38.2
1987,39.5
1988,45.6
1989,48.4
1990,46.3
1991,41.6
1992,47.4
1993,47.6
1994,54.3
1995,72.5
1996,81.5
1997,91.6
1998,111.0
1999,108.0
2000,114.0
2001,109.0
2002,116.0
2003,109.0
2004,119.0
2005,121.0
2006,125.0
2007,137.0
2008,140.0
2009,139.0
2010,147.0
2011,151.0
2012,149.0
2013,149.0
2014,154.0
2015,157.0
2016,156.0
2017,157.0
2018,155.0