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
1921,0.34
1922,1.26
1923,2.62
1924,4.27
1925,6.07
1926,7.86
1927,9.52
1928,10.9
1929,11.8
1930,12.1
1931,11.9
1932,11.1
1933,10.0
1934,8.68
1935,7.23
1936,5.78
1937,4.45
1938,3.35
1939,2.6
1940,2.33
1941,2.38
1942,2.51
1943,2.72
1944,2.99
1945,3.32
1946,3.69
1947,4.09
1948,4.51
1949,4.94
1950,5.36
1951,5.81
1952,6.32
1953,6.88
1954,7.5
1955,8.17
1956,8.89
1957,9.67
1958,10.5
1959,11.4
1960,12.3
1961,13.4
1962,14.7
1963,16.1
1964,17.7
1965,19.5
1966,21.4
1967,23.5
1968,25.7
1969,28.1
1970,32.9
1971,35.4
1972,36.8
1973,43.0
1974,48.0
1975,42.9
1976,51.5
1977,57.2
1978,62.6
1979,65.7
1980,69.9
1981,72.0
1982,67.8
1983,78.5
1984,82.8
1985,83.0
1986,88.8
1987,93.0
1988,109.0
1989,117.0
1990,112.0
1991,107.0
1992,110.0
1993,111.0
1994,128.0
1995,152.0
1996,178.0
1997,216.0
1998,237.0
1999,264.0
2000,265.0
2001,262.0
2002,281.0
2003,294.0
2004,348.0
2005,384.0
2006,418.0
2007,437.0
2008,461.0
2009,469.0
2010,500.0
2011,523.0
2012,549.0
2013,593.0
2014,645.0
2015,642.0
2016,663.0
2017,688.0
2018,708.0