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
1960,5.2e-23
1961,9.099999999999999e-09
1962,1.8199999999999998e-08
1963,2.73e-08
1964,3.6399999999999995e-08
1965,4.5500000000000004e-08
1966,5.46e-08
1967,6.370000000000001e-08
1968,7.279999999999999e-08
1969,8.19e-08
1970,9.100000000000001e-08
1971,1.0000000000000001e-07
1972,1.0900000000000001e-07
1973,1.18e-07
1974,1.2699999999999999e-07
1975,1.36e-07
1976,1.46e-07
1977,1.55e-07
1978,1.64e-07
1979,1.73e-07
1980,1.8200000000000002e-07
1981,1.91e-07
1982,2.0000000000000002e-07
1983,2.09e-07
1984,2.1800000000000002e-07
1985,2.2699999999999998e-07
1986,2.36e-07
1987,2.46e-07
1988,2.55e-07
1989,2.6400000000000003e-07
1990,2.73e-07
1991,2.82e-07
1992,2.9100000000000005e-07
1993,3e-07
1994,3.09e-07
1995,3.1799999999999996e-07
1996,3.27e-07
1997,3.37e-07
1998,3.46e-07
1999,3.55e-07
2000,3.6400000000000003e-07
2001,3.73e-07
2002,3.82e-07
2003,3.91e-07
2004,4.0000000000000003e-07
2005,4.09e-07
2006,4.18e-07
2007,4.27e-07
2008,7.17e-09
2009,4.45e-07
2010,7.37e-07
2011,5.42e-07
2012,3.15e-08
2013,8.27e-09
2014,3.5200000000000004e-08
2015,4.2500000000000003e-08
2016,4.46e-08
2017,4.6699999999999995e-08
2018,2.92e-08