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
1961,0.0
1962,0.0
1963,0.0
1964,0.0
1965,0.0
1966,0.0
1967,0.0
1968,0.0
1969,0.0
1970,0.0
1971,2.74e-07
1972,8.580000000000001e-07
1973,2.04e-06
1974,3.47e-06
1975,6.68e-06
1976,7.84e-06
1977,9.46e-06
1978,1.1299999999999999e-05
1979,1.44e-05
1980,1.76e-05
1981,1.56e-05
1982,1.47e-05
1983,1.3599999999999999e-05
1984,1.53e-05
1985,1.6e-05
1986,1.68e-05
1987,1.76e-05
1988,1.73e-05
1989,1.91e-05
1990,1.91e-05
1991,2.09e-05
1992,2.2e-05
1993,2.0799999999999997e-05
1994,1.96e-05
1995,1.7999999999999997e-05
1996,2.02e-05
1997,2.12e-05
1998,2.1499999999999997e-05
1999,2.4500000000000003e-05
2000,2.76e-05
2001,2.88e-05
2002,2.99e-05
2003,3.08e-05
2004,3.2099999999999994e-05
2005,3.33e-05
2006,3.54e-05
2007,3.74e-05
2008,3.9399999999999995e-05
2009,4.02e-05
2010,4.1700000000000004e-05
2011,4.32e-05
2012,4.4699999999999996e-05
2013,4.63e-05
2014,4.78e-05
2015,4.93e-05
2016,5.0799999999999995e-05
2017,5.24e-05
2018,5.39e-05