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
1960,9.950000000000001e-24
1961,3.38e-09
1962,6.76e-09
1963,1.01e-08
1964,1.35e-08
1965,1.6900000000000002e-08
1966,2.03e-08
1967,2.37e-08
1968,2.71e-08
1969,3.04e-08
1970,3.3800000000000005e-08
1971,3.72e-08
1972,4.06e-08
1973,4.4e-08
1974,4.73e-08
1975,5.07e-08
1976,5.41e-08
1977,5.75e-08
1978,6.03e-08
1979,6.830000000000001e-08
1980,8.1e-08
1981,9.63e-08
1982,1.43e-07
1983,2.15e-07
1984,2.76e-07
1985,3.2299999999999997e-07
1986,3.55e-07
1987,4.19e-07
1988,4.83e-07
1989,5.58e-07
1990,1.64e-06
1991,2.0100000000000002e-06
1992,2.2300000000000002e-06
1993,2.75e-06
1994,3.59e-06
1995,4.01e-06
1996,4.41e-06
1997,4.4600000000000005e-06
1998,5.12e-06
1999,6.9e-06
2000,7.37e-06
2001,8.550000000000001e-06
2002,1.95e-05
2003,2.18e-05
2004,3.2800000000000004e-05
2005,4.35e-05
2006,4.58e-05
2007,5.15e-05
2008,5.73e-05
2009,6.37e-05
2010,7.09e-05
2011,7.879999999999999e-05
2012,7.18e-05
2013,7.000000000000001e-05
2014,5.88e-05
2015,4.8899999999999996e-05
2016,5.1200000000000004e-05
2017,4.75e-05
2018,4.46e-05