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
1921,1.42e-13
1922,5.280000000000001e-13
1923,1.1e-12
1924,1.79e-12
1925,2.54e-12
1926,3.29e-12
1927,3.98e-12
1928,4.550000000000001e-12
1929,4.9399999999999995e-12
1930,5.08e-12
1931,4.96e-12
1932,4.6500000000000006e-12
1933,4.19e-12
1934,3.63e-12
1935,3.0300000000000002e-12
1936,2.4199999999999998e-12
1937,1.86e-12
1938,1.3999999999999999e-12
1939,1.09e-12
1940,9.75e-13
1941,9.94e-13
1942,1.0500000000000002e-12
1943,1.14e-12
1944,1.2500000000000001e-12
1945,1.39e-12
1946,1.5400000000000001e-12
1947,1.7100000000000002e-12
1948,1.89e-12
1949,2.0700000000000003e-12
1950,2.24e-12
1951,2.43e-12
1952,2.64e-12
1953,2.88e-12
1954,3.14e-12
1955,3.4200000000000004e-12
1956,3.72e-12
1957,4.05e-12
1958,4.4e-12
1959,4.77e-12
1960,5.17e-12
1961,5.6100000000000005e-12
1962,6.14e-12
1963,6.74e-12
1964,7.41e-12
1965,8.14e-12
1966,8.939999999999999e-12
1967,9.8e-12
1968,1.07e-11
1969,1.17e-11
1970,1.1599999999999999e-11
1971,2.6700000000000002e-11
1972,6.11e-11
1973,1.4e-10
1974,3.21e-10
1975,7.349999999999999e-10
1976,1.68e-09
1977,3.86e-09
1978,8.84e-09
1979,2.02e-08
1980,4.6400000000000005e-08
1981,1.06e-07
1982,2.44e-07
1983,5.58e-07
1984,1.28e-06
1985,2.93e-06
1986,6.71e-06
1987,1.54e-05
1988,3.52e-05
1989,8.07e-05
1990,9.24e-05
1991,0.00023799999999999998
1992,0.0005629999999999999
1993,0.00227
1994,0.00537
1995,0.0116
1996,0.022
1997,0.0329
1998,0.047799999999999995
1999,0.0701
2000,0.107
2001,0.143
2002,0.184
2003,0.23
2004,0.29
2005,0.363
2006,0.405
2007,0.457
2008,0.509
2009,0.557
2010,0.606
2011,0.626
2012,0.671
2013,0.715
2014,0.76
2015,0.805
2016,0.85
2017,0.894
2018,0.939