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
1921,0.303
1922,1.12
1923,2.33
1924,3.8
1925,5.4
1926,7.0
1927,8.47
1928,9.68
1929,10.5
1930,10.8
1931,10.6
1932,9.9
1933,8.92
1934,7.73
1935,6.44
1936,5.15
1937,3.96
1938,2.98
1939,2.32
1940,2.07
1941,2.12
1942,2.24
1943,2.42
1944,2.66
1945,2.96
1946,3.28
1947,3.64
1948,4.01
1949,4.4
1950,4.78
1951,5.18
1952,5.63
1953,6.13
1954,6.68
1955,7.27
1956,7.92
1957,8.61
1958,9.36
1959,10.2
1960,11.0
1961,11.9
1962,13.1
1963,14.3
1964,15.8
1965,17.3
1966,19.0
1967,20.9
1968,22.8
1969,24.9
1970,29.3
1971,31.5
1972,32.7
1973,38.3
1974,42.7
1975,38.2
1976,46.0
1977,51.1
1978,56.0
1979,58.8
1980,62.6
1981,64.6
1982,60.8
1983,70.6
1984,74.5
1985,74.7
1986,80.0
1987,83.8
1988,98.2
1989,106.0
1990,101.0
1991,95.7
1992,95.6
1993,86.6
1994,92.5
1995,115.0
1996,121.0
1997,136.0
1998,160.0
1999,160.0
2000,168.0
2001,160.0
2002,159.0
2003,149.0
2004,160.0
2005,166.0
2006,170.0
2007,184.0
2008,193.0
2009,190.0
2010,203.0
2011,209.0
2012,218.0
2013,226.0
2014,240.0
2015,244.0
2016,249.0
2017,263.0
2018,274.0