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
1921,0.0
1922,0.0
1923,0.0
1924,0.0
1925,0.0
1926,0.0
1927,0.0
1928,0.0
1929,0.0
1930,0.0
1931,0.0
1932,0.0
1933,0.0
1934,0.0
1935,0.0
1936,0.0
1937,0.0
1938,0.0
1939,0.0
1940,0.0
1941,0.0
1942,0.0
1943,0.0
1944,0.0
1945,0.0
1946,0.0
1947,0.0
1948,0.0
1949,0.0
1950,0.0
1951,0.0
1952,0.0
1953,0.0
1954,0.0
1955,0.0
1956,0.0
1957,0.0
1958,0.0
1959,0.0
1960,4.77e-24
1961,5.78e-10
1962,1.16e-09
1963,1.73e-09
1964,2.31e-09
1965,2.8899999999999997e-09
1966,3.47e-09
1967,4.04e-09
1968,4.62e-09
1969,5.2e-09
1970,5.7799999999999995e-09
1971,6.35e-09
1972,6.93e-09
1973,7.51e-09
1974,8.09e-09
1975,8.66e-09
1976,9.24e-09
1977,9.82e-09
1978,1.04e-08
1979,1.1e-08
1980,1.1600000000000001e-08
1981,1.2099999999999999e-08
1982,1.27e-08
1983,1.33e-08
1984,1.39e-08
1985,1.44e-08
1986,1.5000000000000002e-08
1987,1.56e-08
1988,1.62e-08
1989,1.67e-08
1990,1.73e-08
1991,1.79e-08
1992,1.85e-08
1993,1.91e-08
1994,1.96e-08
1995,2.02e-08
1996,2.08e-08
1997,2.14e-08
1998,2.19e-08
1999,2.2500000000000003e-08
2000,2.31e-08
2001,2.31e-08
2002,2.1e-08
2003,1.5299999999999998e-08
2004,1.08e-08
2005,4.32e-07
2006,2.9500000000000003e-07
2007,3.5599999999999996e-07
2008,4.1599999999999997e-07
2009,4.870000000000001e-07
2010,5.699999999999999e-07
2011,4.06e-07
2012,4.3100000000000003e-07
2013,4.56e-07
2014,4.800000000000001e-07
2015,5.05e-07
2016,5.289999999999999e-07
2017,5.54e-07
2018,5.79e-07