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
1960,0.0
1961,1.54e-10
1962,3.08e-10
1963,4.61e-10
1964,6.15e-10
1965,7.689999999999999e-10
1966,9.23e-10
1967,1.08e-09
1968,1.23e-09
1969,1.38e-09
1970,1.54e-09
1971,1.69e-09
1972,1.85e-09
1973,1.9999999999999997e-09
1974,2.1500000000000002e-09
1975,2.31e-09
1976,2.46e-09
1977,2.61e-09
1978,2.77e-09
1979,2.92e-09
1980,3.08e-09
1981,3.23e-09
1982,3.38e-09
1983,3.54e-09
1984,3.69e-09
1985,3.84e-09
1986,3.9999999999999994e-09
1987,4.15e-09
1988,4.31e-09
1989,4.46e-09
1990,4.61e-09
1991,4.77e-09
1992,4.92e-09
1993,5.07e-09
1994,1.9999999999999997e-09
1995,3.9999999999999994e-09
1996,3.9999999999999994e-09
1997,3.9999999999999994e-09
1998,3.9999999999999994e-09
1999,3.9999999999999994e-09
2000,3.9999999999999994e-09
2001,3.9999999999999994e-09
2002,1.4e-08
2003,1e-08
2004,3.9999999999999994e-09
2005,3.8e-09
2006,3.6e-09
2007,2.91e-09
2008,2.23e-09
2009,1.7000000000000001e-09
2010,1.3e-09
2011,3.7e-09
2012,3.63e-09
2013,3.5700000000000003e-09
2014,3.5e-09
2015,3.44e-09
2016,3.3699999999999997e-09
2017,3.31e-09
2018,3.24e-09