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
1961,7.710000000000001e-08
1962,1.54e-07
1963,2.3100000000000002e-07
1964,3.08e-07
1965,3.8499999999999997e-07
1966,4.6200000000000003e-07
1967,5.389999999999999e-07
1968,6.170000000000001e-07
1969,6.939999999999999e-07
1970,7.71e-07
1971,8.48e-07
1972,9.25e-07
1973,1e-06
1974,1.08e-06
1975,1.16e-06
1976,1.2299999999999999e-06
1977,1.31e-06
1978,1.39e-06
1979,1.46e-06
1980,1.5399999999999999e-06
1981,1.62e-06
1982,1.6999999999999998e-06
1983,1.77e-06
1984,1.85e-06
1985,1.93e-06
1986,2e-06
1987,2.08e-06
1988,2.16e-06
1989,2.2300000000000002e-06
1990,2.31e-06
1991,2.39e-06
1992,2.47e-06
1993,2.5400000000000002e-06
1994,2.62e-06
1995,4.45e-06
1996,3.59e-06
1997,3.14e-06
1998,1.9699999999999998e-06
1999,1.55e-06
2000,7.71e-07
2001,7.429999999999999e-07
2002,1.6299999999999999e-06
2003,1.62e-06
2004,1.68e-06
2005,1.94e-06
2006,1.29e-06
2007,6.73e-07
2008,1.09e-06
2009,1.04e-06
2010,1.17e-06
2011,1.62e-06
2012,1.4499999999999999e-06
2013,1.49e-06
2014,1.64e-06
2015,1.65e-06
2016,1.98e-06
2017,1.37e-06
2018,1.29e-06