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
1921,0.00227
1922,0.00842
1923,0.0175
1924,0.0285
1925,0.0405
1926,0.0525
1927,0.0635
1928,0.0726
1929,0.0787
1930,0.081
1931,0.0792
1932,0.0742
1933,0.0669
1934,0.058
1935,0.048299999999999996
1936,0.0386
1937,0.0297
1938,0.0224
1939,0.0174
1940,0.0156
1941,0.0159
1942,0.016800000000000002
1943,0.0181
1944,0.02
1945,0.0221
1946,0.0246
1947,0.0273
1948,0.030100000000000002
1949,0.033
1950,0.0358
1951,0.038799999999999994
1952,0.0422
1953,0.045899999999999996
1954,0.05
1955,0.0545
1956,0.0594
1957,0.06459999999999999
1958,0.0701
1959,0.0761
1960,0.0824
1961,0.0896
1962,0.098
1963,0.108
1964,0.118
1965,0.13
1966,0.143
1967,0.157
1968,0.172
1969,0.187
1970,0.217
1971,0.232
1972,0.239
1973,0.278
1974,0.308
1975,0.273
1976,0.326
1977,0.359
1978,0.389
1979,0.405
1980,0.426
1981,0.436
1982,0.406
1983,0.466
1984,0.486
1985,0.481
1986,0.509
1987,0.525
1988,0.605
1989,0.64
1990,0.935
1991,1.11
1992,0.908
1993,1.61
1994,2.14
1995,3.29
1996,3.82
1997,4.1
1998,4.58
1999,5.34
2000,4.2
2001,3.84
2002,4.12
2003,3.87
2004,4.05
2005,4.23
2006,2.4
2007,2.85
2008,3.25
2009,3.53
2010,3.9
2011,4.13
2012,4.46
2013,4.96
2014,5.03
2015,5.16
2016,5.34
2017,5.29
2018,5.05