year,IPC2
1850,0.000803
1851,0.000803
1852,0.000803
1853,0.000803
1854,0.000803
1855,0.000803
1856,0.000803
1857,0.000803
1858,0.000803
1859,0.000803
1860,0.000803
1861,0.000803
1862,0.000803
1863,0.000803
1864,0.000803
1865,0.000803
1866,0.000803
1867,0.000803
1868,0.000803
1869,0.000803
1870,0.000803
1871,0.000803
1872,0.000803
1873,0.000803
1874,0.000803
1875,0.000803
1876,0.000803
1877,0.000803
1878,0.000803
1879,0.000803
1880,0.000803
1881,0.000803
1882,0.000803
1883,0.000804
1884,0.000804
1885,0.000804
1886,0.000804
1887,0.000804
1888,0.000804
1889,0.000804
1890,0.000804
1891,0.000939
1892,0.00131
1893,0.00188
1894,0.00259
1895,0.0033900000000000002
1896,0.00425
1897,0.00512
1898,0.00594
1899,0.006679999999999999
1900,0.00728
1901,0.00777
1902,0.00822
1903,0.00864
1904,0.00904
1905,0.00942
1906,0.009810000000000001
1907,0.010199999999999999
1908,0.0106
1909,0.0111
1910,0.0116
1911,0.012199999999999999
1912,0.0128
1913,0.0134
1914,0.0141
1915,0.0148
1916,0.0155
1917,0.016300000000000002
1918,0.0171
1919,0.018
1920,0.0189
1921,0.0325
1922,0.0681
1923,0.12
1924,0.184
1925,0.254
1926,0.326
1927,0.393
1928,0.451
1929,0.494
1930,0.517
1931,0.521
1932,0.51
1933,0.488
1934,0.459
1935,0.427
1936,0.394
1937,0.365
1938,0.343
1939,0.332
1940,0.334
1941,0.346
1942,0.361
1943,0.379
1944,0.399
1945,0.422
1946,0.446
1947,0.472
1948,0.499
1949,0.528
1950,0.558
1951,0.591
1952,0.626
1953,0.665
1954,0.707
1955,0.753
1956,0.801
1957,0.851
1958,0.904
1959,0.96
1960,1.02
1961,1.08
1962,1.16
1963,1.24
1964,1.33
1965,1.42
1966,1.52
1967,1.62
1968,1.72
1969,1.83
1970,2.22
1971,2.35
1972,2.55
1973,2.91
1974,3.35
1975,3.4
1976,3.64
1977,3.8
1978,3.96
1979,4.93
1980,6.49
1981,6.67
1982,6.19
1983,6.35
1984,6.71
1985,6.57
1986,6.54
1987,5.95
1988,6.14
1989,7.12
1990,6.82
1991,7.01
1992,7.12
1993,7.06
1994,6.96
1995,7.23
1996,7.59
1997,7.51
1998,8.28
1999,6.74
2000,6.86
2001,7.45
2002,7.73
2003,8.66
2004,9.23
2005,9.98
2006,10.8
2007,11.8
2008,12.7
2009,12.9
2010,13.5
2011,13.0
2012,12.4
2013,12.5
2014,12.4
2015,7.97
2016,7.78
2017,6.98
2018,5.75