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
1960,4.24e-25
1961,6.179999999999999e-10
1962,1.24e-09
1963,1.85e-09
1964,2.47e-09
1965,3.09e-09
1966,3.7100000000000002e-09
1967,4.32e-09
1968,4.94e-09
1969,5.56e-09
1970,6.18e-09
1971,6.79e-09
1972,7.41e-09
1973,8.03e-09
1974,8.65e-09
1975,9.26e-09
1976,9.88e-09
1977,1.05e-08
1978,1.05e-08
1979,1.5699999999999998e-08
1980,2.5700000000000002e-08
1981,3.98e-08
1982,5.39e-08
1983,9.37e-08
1984,1.22e-07
1985,1.36e-07
1986,1.36e-07
1987,1.68e-07
1988,1.9900000000000002e-07
1989,2.41e-07
1990,8.620000000000001e-07
1991,1.04e-06
1992,1.17e-06
1993,1.33e-06
1994,1.48e-06
1995,1.62e-06
1996,1.85e-06
1997,2.17e-06
1998,2.39e-06
1999,2.61e-06
2000,2.84e-06
2001,3.7200000000000004e-06
2002,9.35e-06
2003,9.9e-06
2004,1.33e-05
2005,2.12e-05
2006,2.18e-05
2007,2.4299999999999998e-05
2008,2.68e-05
2009,2.95e-05
2010,3.2500000000000004e-05
2011,3.39e-05
2012,3.4200000000000005e-05
2013,2.97e-05
2014,3.08e-05
2015,3.4500000000000005e-05
2016,3.49e-05
2017,3.63e-05
2018,3.75e-05