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
1921,0.00916
1922,0.034
1923,0.0707
1924,0.115
1925,0.164
1926,0.212
1927,0.257
1928,0.293
1929,0.318
1930,0.327
1931,0.32
1932,0.3
1933,0.27
1934,0.234
1935,0.195
1936,0.156
1937,0.12
1938,0.09029999999999999
1939,0.0702
1940,0.0628
1941,0.06409999999999999
1942,0.0677
1943,0.0733
1944,0.08070000000000001
1945,0.0895
1946,0.0994
1947,0.11
1948,0.122
1949,0.133
1950,0.145
1951,0.157
1952,0.17
1953,0.186
1954,0.202
1955,0.22
1956,0.24
1957,0.261
1958,0.283
1959,0.307
1960,0.333
1961,0.362
1962,0.396
1963,0.434
1964,0.477
1965,0.525
1966,0.577
1967,0.632
1968,0.691
1969,0.754
1970,0.873
1971,0.933
1972,0.962
1973,1.12
1974,1.24
1975,1.1
1976,1.31
1977,1.44
1978,1.57
1979,1.63
1980,1.72
1981,1.75
1982,1.63
1983,1.87
1984,1.96
1985,1.94
1986,2.05
1987,2.12
1988,2.45
1989,2.6
1990,0.971
1991,1.06
1992,0.83
1993,0.707
1994,0.584
1995,0.461
1996,0.811
1997,1.12
1998,1.62
1999,2.16
2000,2.75
2001,3.16
2002,3.61
2003,3.98
2004,4.58
2005,5.11
2006,5.39
2007,6.08
2008,6.14
2009,6.91
2010,7.73
2011,8.59
2012,9.08
2013,10.1
2014,11.0
2015,11.0
2016,11.3
2017,11.5
2018,12.5