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
1921,4.04e-13
1922,1.5e-12
1923,3.12e-12
1924,5.08e-12
1925,7.22e-12
1926,9.36e-12
1927,1.13e-11
1928,1.29e-11
1929,1.4e-11
1930,1.44e-11
1931,1.41e-11
1932,1.32e-11
1933,1.19e-11
1934,1.03e-11
1935,8.6e-12
1936,6.8800000000000006e-12
1937,5.2899999999999995e-12
1938,3.98e-12
1939,3.1e-12
1940,2.77e-12
1941,2.83e-12
1942,2.99e-12
1943,3.2299999999999998e-12
1944,3.56e-12
1945,3.95e-12
1946,4.39e-12
1947,4.86e-12
1948,5.36e-12
1949,5.87e-12
1950,6.38e-12
1951,6.92e-12
1952,7.52e-12
1953,8.19e-12
1954,8.92e-12
1955,9.72e-12
1956,1.0600000000000001e-11
1957,1.15e-11
1958,1.2499999999999999e-11
1959,1.3599999999999999e-11
1960,1.4699999999999998e-11
1961,1.6e-11
1962,1.75e-11
1963,1.92e-11
1964,2.11e-11
1965,2.3199999999999998e-11
1966,2.55e-11
1967,2.8e-11
1968,3.06e-11
1969,3.34e-11
1970,3.32e-11
1971,7.280000000000001e-11
1972,1.6000000000000002e-10
1973,3.5e-10
1974,7.68e-10
1975,1.68e-09
1976,3.69e-09
1977,8.09e-09
1978,1.77e-08
1979,3.89e-08
1980,8.52e-08
1981,1.87e-07
1982,4.1e-07
1983,8.98e-07
1984,1.9699999999999998e-06
1985,4.32e-06
1986,9.46e-06
1987,2.07e-05
1988,4.55e-05
1989,9.97e-05
1990,0.000106
1991,0.000294
1992,0.00068
1993,0.00246
1994,0.00523
1995,0.011
1996,0.019
1997,0.0247
1998,0.0348
1999,0.0465
2000,0.0605
2001,0.074
2002,0.0917
2003,0.115
2004,0.14
2005,0.168
2006,0.188
2007,0.211
2008,0.233
2009,0.254
2010,0.276
2011,0.285
2012,0.304
2013,0.324
2014,0.343
2015,0.363
2016,0.382
2017,0.401
2018,0.421