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
1960,2.91e-25
1961,6.67e-11
1962,1.33e-10
1963,1.9999999999999998e-10
1964,2.67e-10
1965,3.33e-10
1966,3.9999999999999996e-10
1967,4.669999999999999e-10
1968,5.33e-10
1969,6e-10
1970,6.670000000000001e-10
1971,7.330000000000001e-10
1972,7.999999999999999e-10
1973,8.67e-10
1974,9.33e-10
1975,9.999999999999999e-10
1976,1.0699999999999998e-09
1977,1.13e-09
1978,1.2e-09
1979,1.27e-09
1980,1.33e-09
1981,1.4e-09
1982,1.4699999999999999e-09
1983,1.5299999999999999e-09
1984,1.5999999999999999e-09
1985,1.67e-09
1986,1.73e-09
1987,1.8e-09
1988,1.87e-09
1989,1.93e-09
1990,1.9999999999999997e-09
1991,1.9999999999999997e-09
1992,3.9999999999999994e-09
1993,1e-08
1994,1.8e-08
1995,3.1999999999999995e-08
1996,4e-08
1997,3.8e-08
1998,2e-08
1999,8.6e-08
2000,1.34e-07
2001,1.2000000000000002e-07
2002,2.28e-07
2003,2.74e-07
2004,2.04e-07
2005,3.06e-07
2006,3.27e-07
2007,3.6000000000000005e-07
2008,3.93e-07
2009,4.2900000000000004e-07
2010,4.6900000000000003e-07
2011,2.46e-07
2012,2.35e-08
2013,2.7200000000000002e-08
2014,2.9e-08
2015,2.9e-08
2016,2.9e-08
2017,3.8e-08
2018,3.99e-08