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
1961,1.31e-09
1962,2.62e-09
1963,3.9299999999999995e-09
1964,5.24e-09
1965,6.55e-09
1966,7.859999999999999e-09
1967,9.17e-09
1968,1.05e-08
1969,1.18e-08
1970,1.31e-08
1971,1.44e-08
1972,1.5699999999999998e-08
1973,1.7e-08
1974,1.8300000000000002e-08
1975,1.97e-08
1976,2.1e-08
1977,2.23e-08
1978,2.36e-08
1979,2.4899999999999998e-08
1980,2.62e-08
1981,2.75e-08
1982,2.88e-08
1983,3.01e-08
1984,3.1399999999999997e-08
1985,3.2799999999999996e-08
1986,3.41e-08
1987,3.54e-08
1988,3.67e-08
1989,3.8e-08
1990,3.8e-08
1991,5.0000000000000004e-08
1992,6.399999999999999e-08
1993,8e-08
1994,1.0000000000000001e-07
1995,1.22e-07
1996,1.48e-07
1997,1.3999999999999998e-07
1998,1.36e-07
1999,2.04e-07
2000,2.14e-07
2001,1.8000000000000002e-07
2002,4.92e-07
2003,4.7600000000000003e-07
2004,4.1599999999999997e-07
2005,4.92e-07
2006,5.87e-07
2007,6.459999999999999e-07
2008,7.06e-07
2009,7.699999999999999e-07
2010,8.41e-07
2011,8.210000000000001e-07
2012,5.34e-07
2013,2.78e-07
2014,1.67e-07
2015,1.6300000000000002e-07
2016,1.53e-07
2017,2.0000000000000002e-07
2018,3.21e-07