year,IPC2
1850,1.31e-08
1851,1.31e-08
1852,1.31e-08
1853,1.31e-08
1854,1.31e-08
1855,1.31e-08
1856,1.31e-08
1857,1.31e-08
1858,1.31e-08
1859,1.31e-08
1860,1.31e-08
1861,1.31e-08
1862,1.31e-08
1863,1.31e-08
1864,1.31e-08
1865,1.31e-08
1866,1.31e-08
1867,1.31e-08
1868,1.31e-08
1869,1.31e-08
1870,1.31e-08
1871,1.31e-08
1872,1.31e-08
1873,1.31e-08
1874,1.31e-08
1875,1.31e-08
1876,1.31e-08
1877,1.31e-08
1878,1.31e-08
1879,1.31e-08
1880,1.31e-08
1881,1.31e-08
1882,1.31e-08
1883,1.31e-08
1884,1.31e-08
1885,1.31e-08
1886,1.31e-08
1887,1.31e-08
1888,1.31e-08
1889,1.31e-08
1890,1.31e-08
1891,1.5299999999999998e-08
1892,2.14e-08
1893,3.05e-08
1894,4.21e-08
1895,5.5300000000000005e-08
1896,6.93e-08
1897,8.330000000000001e-08
1898,9.679999999999999e-08
1899,1.0900000000000001e-07
1900,1.1900000000000001e-07
1901,1.2699999999999999e-07
1902,1.34e-07
1903,1.41e-07
1904,1.47e-07
1905,1.53e-07
1906,1.6e-07
1907,1.66e-07
1908,1.73e-07
1909,1.8100000000000002e-07
1910,1.89e-07
1911,1.98e-07
1912,2.0799999999999998e-07
1913,2.1800000000000002e-07
1914,2.29e-07
1915,2.41e-07
1916,2.53e-07
1917,2.66e-07
1918,2.79e-07
1919,2.9300000000000004e-07
1920,3.07e-07
1921,3.66e-07
1922,5.019999999999999e-07
1923,7.02e-07
1924,9.48e-07
1925,1.2299999999999999e-06
1926,1.53e-06
1927,1.83e-06
1928,2.1099999999999997e-06
1929,2.37e-06
1930,2.5899999999999998e-06
1931,2.78e-06
1932,2.96e-06
1933,3.14e-06
1934,3.31e-06
1935,3.48e-06
1936,3.65e-06
1937,3.81e-06
1938,3.98e-06
1939,4.15e-06
1940,4.32e-06
1941,4.499999999999999e-06
1942,4.68e-06
1943,4.87e-06
1944,5.060000000000001e-06
1945,5.27e-06
1946,5.49e-06
1947,5.72e-06
1948,5.97e-06
1949,6.2300000000000005e-06
1950,6.51e-06
1951,6.82e-06
1952,7.16e-06
1953,7.53e-06
1954,7.92e-06
1955,8.33e-06
1956,8.76e-06
1957,9.21e-06
1958,9.67e-06
1959,1.01e-05
1960,1.06e-05
1961,1.12e-05
1962,1.18e-05
1963,1.24e-05
1964,1.31e-05
1965,1.38e-05
1966,1.45e-05
1967,1.5100000000000001e-05
1968,1.57e-05
1969,1.63e-05
1970,2.05e-05
1971,1.89e-05
1972,1.7999999999999997e-05
1973,2.3e-05
1974,2.7099999999999998e-05
1975,2.47e-05
1976,2.7099999999999998e-05
1977,3.39e-05
1978,3.49e-05
1979,3.46e-05
1980,3.4500000000000005e-05
1981,3.48e-05
1982,2.98e-05
1983,2.53e-05
1984,2.98e-05
1985,2.93e-05
1986,3.1899999999999996e-05
1987,3.1e-05
1988,3.05e-05
1989,2.98e-05
1990,1.2800000000000001e-05
1991,1.1e-05
1992,4.71e-06
1993,3.76e-06
1994,3.24e-06
1995,4.219999999999999e-06
1996,4.4e-06
1997,4.99e-06
1998,5.64e-06
1999,6.22e-06
2000,6.519999999999999e-06
2001,7.3800000000000005e-06
2002,7.49e-06
2003,7.43e-06
2004,6.570000000000001e-06
2005,6.62e-06
2006,6.88e-06
2007,6.7600000000000005e-06
2008,6.72e-06
2009,6.36e-06
2010,7.61e-06
2011,7.56e-06
2012,7.69e-06
2013,7.820000000000001e-06
2014,7.95e-06
2015,8.09e-06
2016,8.22e-06
2017,8.35e-06
2018,8.48e-06