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
1921,4.05e-08
1922,1.5e-07
1923,3.12e-07
1924,5.09e-07
1925,7.23e-07
1926,9.37e-07
1927,1.13e-06
1928,1.2999999999999998e-06
1929,1.41e-06
1930,1.4499999999999999e-06
1931,1.41e-06
1932,1.32e-06
1933,1.19e-06
1934,1.04e-06
1935,8.620000000000001e-07
1936,6.890000000000001e-07
1937,5.3e-07
1938,3.99e-07
1939,3.1e-07
1940,2.78e-07
1941,2.83e-07
1942,2.99e-07
1943,3.24e-07
1944,3.57e-07
1945,3.9500000000000003e-07
1946,4.39e-07
1947,4.870000000000001e-07
1948,5.37e-07
1949,5.88e-07
1950,6.39e-07
1951,6.930000000000001e-07
1952,7.53e-07
1953,8.2e-07
1954,8.930000000000001e-07
1955,9.73e-07
1956,1.06e-06
1957,1.15e-06
1958,1.25e-06
1959,1.3600000000000001e-06
1960,1.47e-06
1961,1.6000000000000001e-06
1962,1.75e-06
1963,1.9200000000000003e-06
1964,2.1099999999999997e-06
1965,2.33e-06
1966,2.56e-06
1967,2.8e-06
1968,3.07e-06
1969,3.35e-06
1970,3.64e-06
1971,3.98e-06
1972,4.4e-06
1973,4.87e-06
1974,5.4e-06
1975,5.96e-06
1976,6.54e-06
1977,7.12e-06
1978,7.69e-06
1979,8.229999999999999e-06
1980,8.74e-06
1981,9.21e-06
1982,9.67e-06
1983,1.01e-05
1984,1.06e-05
1985,1.1e-05
1986,1.15e-05
1987,1.2e-05
1988,1.25e-05
1989,1.31e-05
1990,1.3e-05
1991,3.7699999999999995e-05
1992,9.06e-05
1993,0.00039
1994,0.000953
1995,0.00207
1996,0.0037099999999999998
1997,0.00543
1998,0.00795
1999,0.011300000000000001
2000,0.0768
2001,0.128
2002,0.0861
2003,0.0489
2004,0.0442
2005,0.00698
2006,0.413
2007,0.457
2008,0.5
2009,0.544
2010,0.587
2011,0.631
2012,0.674
2013,0.718
2014,0.782
2015,0.839
2016,0.896
2017,0.953
2018,1.01