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
1921,4.59e-08
1922,1.7000000000000001e-07
1923,3.5399999999999997e-07
1924,5.77e-07
1925,8.189999999999999e-07
1926,1.06e-06
1927,1.28e-06
1928,1.47e-06
1929,1.59e-06
1930,1.64e-06
1931,1.6000000000000001e-06
1932,1.5e-06
1933,1.35e-06
1934,1.17e-06
1935,9.77e-07
1936,7.81e-07
1937,6.009999999999999e-07
1938,4.5199999999999997e-07
1939,3.52e-07
1940,3.15e-07
1941,3.21e-07
1942,3.39e-07
1943,3.67e-07
1944,4.04e-07
1945,4.48e-07
1946,4.979999999999999e-07
1947,5.52e-07
1948,6.089999999999999e-07
1949,6.669999999999999e-07
1950,7.240000000000001e-07
1951,7.85e-07
1952,8.53e-07
1953,9.29e-07
1954,1.01e-06
1955,1.1e-06
1956,1.2e-06
1957,1.31e-06
1958,1.42e-06
1959,1.5399999999999999e-06
1960,1.67e-06
1961,1.81e-06
1962,1.98e-06
1963,2.18e-06
1964,2.4e-06
1965,2.64e-06
1966,2.8999999999999998e-06
1967,3.18e-06
1968,3.47e-06
1969,3.79e-06
1970,4.12e-06
1971,4.51e-06
1972,4.98e-06
1973,5.52e-06
1974,6.12e-06
1975,6.75e-06
1976,7.4e-06
1977,8.059999999999999e-06
1978,8.710000000000001e-06
1979,9.33e-06
1980,9.9e-06
1981,1.0399999999999999e-05
1982,1.1e-05
1983,1.15e-05
1984,1.2e-05
1985,1.25e-05
1986,1.3e-05
1987,1.3599999999999999e-05
1988,1.4200000000000001e-05
1989,1.48e-05
1990,1.48e-05
1991,4.5600000000000004e-05
1992,0.000118
1993,0.000482
1994,0.00124
1995,0.00244
1996,0.00546
1997,0.00911
1998,0.0144
1999,0.019
2000,0.0293
2001,0.032799999999999996
2002,0.030899999999999997
2003,0.036
2004,0.048600000000000004
2005,0.0591
2006,0.0608
2007,0.06670000000000001
2008,0.0726
2009,0.07709999999999999
2010,0.08159999999999999
2011,0.0409
2012,0.000153
2013,0.114
2014,0.228
2015,0.273
2016,0.318
2017,0.357
2018,0.281