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
1921,0.00022700000000000002
1922,0.000843
1923,0.00175
1924,0.00285
1925,0.00405
1926,0.00525
1927,0.00635
1928,0.00726
1929,0.00787
1930,0.0081
1931,0.00792
1932,0.0074199999999999995
1933,0.006690000000000001
1934,0.0058
1935,0.00483
1936,0.0038599999999999997
1937,0.00297
1938,0.0022400000000000002
1939,0.00174
1940,0.00156
1941,0.00159
1942,0.0016799999999999999
1943,0.00181
1944,0.002
1945,0.00222
1946,0.00246
1947,0.00273
1948,0.0030099999999999997
1949,0.0033
1950,0.0035800000000000003
1951,0.0038799999999999998
1952,0.00422
1953,0.0045899999999999995
1954,0.00501
1955,0.00545
1956,0.00594
1957,0.00646
1958,0.007019999999999999
1959,0.0076100000000000004
1960,0.00824
1961,0.008960000000000001
1962,0.009789999999999998
1963,0.0108
1964,0.011800000000000001
1965,0.013
1966,0.0143
1967,0.0156
1968,0.0171
1969,0.018699999999999998
1970,0.020300000000000002
1971,0.0222
1972,0.0245
1973,0.0272
1974,0.030100000000000002
1975,0.0332
1976,0.0365
1977,0.039700000000000006
1978,0.0429
1979,0.045899999999999996
1980,0.048799999999999996
1981,0.0514
1982,0.054
1983,0.0565
1984,0.059
1985,0.0615
1986,0.06409999999999999
1987,0.0669
1988,0.0698
1989,0.0729
1990,0.07959999999999999
1991,0.0942
1992,0.124
1993,0.119
1994,0.128
1995,0.132
1996,0.136
1997,0.142
1998,0.15
1999,0.165
2000,0.169
2001,0.174
2002,0.189
2003,0.196
2004,0.215
2005,0.224
2006,0.227
2007,0.257
2008,0.254
2009,0.267
2010,0.276
2011,0.262
2012,0.267
2013,0.261
2014,0.26
2015,0.27
2016,0.277
2017,0.288
2018,0.297