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
1921,0.00124
1922,0.00461
1923,0.00957
1924,0.0156
1925,0.0221
1926,0.0287
1927,0.0347
1928,0.039700000000000006
1929,0.043
1930,0.0443
1931,0.0433
1932,0.040600000000000004
1933,0.0366
1934,0.0317
1935,0.0264
1936,0.0211
1937,0.0162
1938,0.012199999999999999
1939,0.0095
1940,0.0085
1941,0.00867
1942,0.00916
1943,0.00992
1944,0.0109
1945,0.0121
1946,0.0135
1947,0.0149
1948,0.016399999999999998
1949,0.018
1950,0.019600000000000003
1951,0.0212
1952,0.023100000000000002
1953,0.0251
1954,0.027399999999999997
1955,0.0298
1956,0.0324
1957,0.0353
1958,0.038299999999999994
1959,0.0416
1960,0.045
1961,0.049
1962,0.0535
1963,0.0588
1964,0.06459999999999999
1965,0.071
1966,0.078
1967,0.0855
1968,0.0935
1969,0.102
1970,0.118
1971,0.126
1972,0.13
1973,0.151
1974,0.168
1975,0.149
1976,0.177
1977,0.195
1978,0.212
1979,0.22
1980,0.232
1981,0.237
1982,0.221
1983,0.254
1984,0.264
1985,0.262
1986,0.277
1987,0.286
1988,0.33
1989,0.35
1990,0.444
1991,0.449
1992,0.472
1993,0.494
1994,0.664
1995,0.927
1996,0.668
1997,1.0
1998,1.53
1999,1.99
2000,2.49
2001,3.28
2002,4.21
2003,5.22
2004,6.46
2005,7.62
2006,8.74
2007,9.45
2008,10.4
2009,11.2
2010,12.1
2011,13.0
2012,13.6
2013,14.3
2014,14.9
2015,15.4
2016,16.0
2017,16.4
2018,16.6