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
1941,5.47e-13
1942,2.0700000000000003e-12
1943,4.4e-12
1944,7.37e-12
1945,1.0800000000000001e-11
1946,1.45e-11
1947,1.8299999999999998e-11
1948,2.21e-11
1949,2.56e-11
1950,2.88e-11
1951,3.17e-11
1952,3.46e-11
1953,3.7399999999999995e-11
1954,4.03e-11
1955,4.3200000000000003e-11
1956,4.61e-11
1957,4.9e-11
1958,5.19e-11
1959,5.48e-11
1960,5.77e-11
1961,6.03e-11
1962,6.27e-11
1963,6.49e-11
1964,6.7e-11
1965,6.930000000000001e-11
1966,7.17e-11
1967,7.46e-11
1968,7.79e-11
1969,8.19e-11
1970,8.69e-11
1971,1.97e-10
1972,1.24e-10
1973,3.0699999999999997e-10
1974,2.02e-10
1975,4.19e-10
1976,6.9e-10
1977,1.0300000000000002e-09
1978,1.24e-09
1979,1.81e-09
1980,2.02e-09
1981,1.95e-09
1982,2.34e-09
1983,2.2000000000000003e-09
1984,2.77e-09
1985,2.81e-09
1986,2.96e-09
1987,3.17e-09
1988,3.44e-09
1989,3.5700000000000003e-09
1990,3.59e-09
1991,3.6e-09
1992,3.84e-09
1993,3.8900000000000004e-09
1994,3.9e-09
1995,3.91e-09
1996,3.92e-09
1997,3.9299999999999995e-09
1998,3.94e-09
1999,3.950000000000001e-09
2000,3.950000000000001e-09
2001,3.96e-09
2002,3.96e-09
2003,3.9999999999999994e-09
2004,3.77e-09
2005,3.77e-09
2006,3.79e-09
2007,3.8e-09
2008,3.8e-09
2009,3.81e-09
2010,3.81e-09
2011,3.81e-09
2012,3.82e-09
2013,3.79e-09
2014,3.829999999999999e-09
2015,3.84e-09
2016,4.96e-09
2017,4.97e-09
2018,5.439999999999999e-09