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
1921,0.00123
1922,0.00458
1923,0.0095
1924,0.0155
1925,0.022
1926,0.0285
1927,0.0345
1928,0.0394
1929,0.0428
1930,0.044
1931,0.043
1932,0.040299999999999996
1933,0.0363
1934,0.0315
1935,0.026199999999999998
1936,0.021
1937,0.0161
1938,0.0121
1939,0.009439999999999999
1940,0.00845
1941,0.00862
1942,0.0091
1943,0.009859999999999999
1944,0.0108
1945,0.012
1946,0.0134
1947,0.0148
1948,0.016300000000000002
1949,0.0179
1950,0.019399999999999997
1951,0.0211
1952,0.0229
1953,0.0249
1954,0.0272
1955,0.0296
1956,0.0322
1957,0.0351
1958,0.0381
1959,0.041299999999999996
1960,0.0448
1961,0.048600000000000004
1962,0.053200000000000004
1963,0.0585
1964,0.0643
1965,0.0708
1966,0.0778
1967,0.0853
1968,0.0933
1969,0.102
1970,0.118
1971,0.126
1972,0.13
1973,0.151
1974,0.167
1975,0.148
1976,0.177
1977,0.195
1978,0.211
1979,0.22
1980,0.232
1981,0.237
1982,0.221
1983,0.253
1984,0.264
1985,0.261
1986,0.276
1987,0.285
1988,0.329
1989,0.348
1990,0.508
1991,0.602
1992,0.534
1993,0.883
1994,1.19
1995,1.8
1996,2.14
1997,2.29
1998,2.56
1999,2.99
2000,2.37
2001,0.425
2002,2.2
2003,2.02
2004,2.05
2005,1.92
2006,0.846
2007,0.93
2008,1.01
2009,1.11
2010,1.21
2011,1.28
2012,1.39
2013,1.54
2014,1.56
2015,1.6
2016,1.66
2017,1.64
2018,1.57