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
1921,1.47e-13
1922,5.46e-13
1923,1.13e-12
1924,1.85e-12
1925,2.62e-12
1926,3.3999999999999996e-12
1927,4.11e-12
1928,4.7e-12
1929,5.1000000000000005e-12
1930,5.25e-12
1931,5.13e-12
1932,4.81e-12
1933,4.3299999999999995e-12
1934,3.76e-12
1935,3.13e-12
1936,2.5000000000000003e-12
1937,1.92e-12
1938,1.4499999999999999e-12
1939,1.13e-12
1940,1.01e-12
1941,1.03e-12
1942,1.09e-12
1943,1.18e-12
1944,1.2900000000000002e-12
1945,1.43e-12
1946,1.59e-12
1947,1.7700000000000001e-12
1948,1.95e-12
1949,2.13e-12
1950,2.32e-12
1951,2.51e-12
1952,2.73e-12
1953,2.9800000000000002e-12
1954,3.24e-12
1955,3.53e-12
1956,3.85e-12
1957,4.18e-12
1958,4.54e-12
1959,4.93e-12
1960,5.34e-12
1961,5.7999999999999995e-12
1962,6.349999999999999e-12
1963,6.9699999999999996e-12
1964,7.67e-12
1965,8.44e-12
1966,9.269999999999999e-12
1967,1.0200000000000001e-11
1968,1.11e-11
1969,1.21e-11
1970,1.21e-11
1971,2.7500000000000002e-11
1972,6.27e-11
1973,1.43e-10
1974,3.2599999999999996e-10
1975,7.419999999999999e-10
1976,1.69e-09
1977,3.8500000000000006e-09
1978,8.78e-09
1979,2e-08
1980,4.56e-08
1981,1.0399999999999999e-07
1982,2.37e-07
1983,5.389999999999999e-07
1984,1.2299999999999999e-06
1985,2.8e-06
1986,6.38e-06
1987,1.45e-05
1988,3.31e-05
1989,7.549999999999999e-05
1990,8.309999999999999e-05
1991,0.000225
1992,0.000532
1993,0.0020800000000000003
1994,0.00488
1995,0.0105
1996,0.0198
1997,0.0296
1998,0.0428
1999,0.0625
2000,0.09509999999999999
2001,0.126
2002,0.162
2003,0.202
2004,0.255
2005,0.318
2006,0.354
2007,0.4
2008,0.445
2009,0.487
2010,0.529
2011,0.547
2012,0.586
2013,0.625
2014,0.664
2015,0.703
2016,0.742
2017,0.781
2018,0.82