year,IPC2
1850,1.2099999999999999e-08
1851,1.2099999999999999e-08
1852,1.2099999999999999e-08
1853,1.2099999999999999e-08
1854,1.2099999999999999e-08
1855,1.2099999999999999e-08
1856,1.2099999999999999e-08
1857,1.2099999999999999e-08
1858,1.2099999999999999e-08
1859,1.2099999999999999e-08
1860,1.2099999999999999e-08
1861,1.2099999999999999e-08
1862,1.2099999999999999e-08
1863,1.2099999999999999e-08
1864,1.2099999999999999e-08
1865,1.2099999999999999e-08
1866,1.2099999999999999e-08
1867,1.2099999999999999e-08
1868,1.2099999999999999e-08
1869,1.2099999999999999e-08
1870,1.2099999999999999e-08
1871,1.2099999999999999e-08
1872,1.2099999999999999e-08
1873,1.2099999999999999e-08
1874,1.2099999999999999e-08
1875,1.2099999999999999e-08
1876,1.2099999999999999e-08
1877,1.2099999999999999e-08
1878,1.2099999999999999e-08
1879,1.2099999999999999e-08
1880,1.2099999999999999e-08
1881,1.2099999999999999e-08
1882,1.2099999999999999e-08
1883,1.2099999999999999e-08
1884,1.2099999999999999e-08
1885,1.2099999999999999e-08
1886,1.2099999999999999e-08
1887,1.2099999999999999e-08
1888,1.2099999999999999e-08
1889,1.2099999999999999e-08
1890,1.2099999999999999e-08
1891,1.41e-08
1892,1.97e-08
1893,2.82e-08
1894,3.89e-08
1895,5.11e-08
1896,6.399999999999999e-08
1897,7.7e-08
1898,8.94e-08
1899,1.01e-07
1900,1.1e-07
1901,1.17e-07
1902,1.24e-07
1903,1.3e-07
1904,1.36e-07
1905,1.42e-07
1906,1.48e-07
1907,1.54e-07
1908,1.6e-07
1909,1.67e-07
1910,1.75e-07
1911,1.83e-07
1912,1.92e-07
1913,2.02e-07
1914,2.12e-07
1915,2.23e-07
1916,2.34e-07
1917,2.46e-07
1918,2.58e-07
1919,2.71e-07
1920,2.84e-07
1921,5.779999999999999e-07
1922,1.3600000000000001e-06
1923,2.5e-06
1924,3.89e-06
1925,5.420000000000001e-06
1926,6.96e-06
1927,8.4e-06
1928,9.63e-06
1929,1.0500000000000001e-05
1930,1.1e-05
1931,1.09e-05
1932,1.06e-05
1933,9.97e-06
1934,9.19e-06
1935,8.32e-06
1936,7.45e-06
1937,6.66e-06
1938,6.040000000000001e-06
1939,5.67e-06
1940,5.64e-06
1941,5.84e-06
1942,6.11e-06
1943,6.45e-06
1944,6.8500000000000005e-06
1945,7.29e-06
1946,7.78e-06
1947,8.31e-06
1948,8.86e-06
1949,9.43e-06
1950,1e-05
1951,1.06e-05
1952,1.1299999999999999e-05
1953,1.21e-05
1954,1.29e-05
1955,1.38e-05
1956,1.47e-05
1957,1.57e-05
1958,1.67e-05
1959,1.78e-05
1960,1.9e-05
1961,2.02e-05
1962,2.17e-05
1963,2.33e-05
1964,2.51e-05
1965,2.7e-05
1966,2.9e-05
1967,3.11e-05
1968,3.32e-05
1969,3.54e-05
1970,3.75e-05
1971,3.99e-05
1972,4.28e-05
1973,4.62e-05
1974,4.98e-05
1975,5.36e-05
1976,5.75e-05
1977,6.15e-05
1978,6.53e-05
1979,6.890000000000001e-05
1980,7.230000000000001e-05
1981,7.539999999999999e-05
1982,7.829999999999999e-05
1983,8.12e-05
1984,8.400000000000001e-05
1985,8.690000000000001e-05
1986,8.98e-05
1987,9.279999999999999e-05
1988,9.6e-05
1989,9.94e-05
1990,9.93e-05
1991,0.000224
1992,0.00034899999999999997
1993,0.00149
1994,0.00174
1995,0.00362
1996,0.0051600000000000005
1997,0.00615
1998,0.0073
1999,0.00819
2000,0.00999
2001,0.0126
2002,0.0174
2003,0.025
2004,0.0351
2005,0.049
2006,0.06459999999999999
2007,0.08170000000000001
2008,0.0989
2009,0.11
2010,0.124
2011,0.14
2012,0.15
2013,0.157
2014,0.171
2015,0.202
2016,0.212
2017,0.222
2018,0.236