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
1961,1.94e-09
1962,3.87e-09
1963,5.81e-09
1964,7.74e-09
1965,9.680000000000001e-09
1966,1.1600000000000001e-08
1967,1.35e-08
1968,1.55e-08
1969,1.74e-08
1970,1.9400000000000002e-08
1971,2.13e-08
1972,2.3200000000000003e-08
1973,2.52e-08
1974,2.71e-08
1975,2.9e-08
1976,3.1e-08
1977,3.29e-08
1978,3.48e-08
1979,3.68e-08
1980,3.8699999999999996e-08
1981,4.06e-08
1982,4.26e-08
1983,4.4499999999999995e-08
1984,4.65e-08
1985,4.8399999999999997e-08
1986,5.03e-08
1987,5.23e-08
1988,5.42e-08
1989,5.61e-08
1990,2.41e-08
1991,2.77e-08
1992,3.19e-08
1993,3.67e-08
1994,4.22e-08
1995,4.85e-08
1996,5.5800000000000003e-08
1997,6.42e-08
1998,7.38e-08
1999,8.49e-08
2000,9.85e-08
2001,6.01e-08
2002,6.01e-08
2003,5.55e-08
2004,3.4199999999999995e-08
2005,1.6799999999999998e-08
2006,1.66e-08
2007,1.63e-08
2008,1.5699999999999998e-08
2009,1.49e-08
2010,1.5800000000000003e-08
2011,1.74e-08
2012,1.92e-08
2013,2.11e-08
2014,2.3200000000000003e-08
2015,2.55e-08
2016,2.8e-08
2017,3.0800000000000004e-08
2018,3.39e-08