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
1921,2.72e-12
1922,1.01e-11
1923,2.0899999999999997e-11
1924,3.4100000000000004e-11
1925,4.85e-11
1926,6.28e-11
1927,7.600000000000001e-11
1928,8.69e-11
1929,9.43e-11
1930,9.7e-11
1931,9.48e-11
1932,8.88e-11
1933,8.01e-11
1934,6.94e-11
1935,5.7800000000000003e-11
1936,4.62e-11
1937,3.55e-11
1938,2.6799999999999997e-11
1939,2.0800000000000002e-11
1940,1.8600000000000002e-11
1941,1.9000000000000002e-11
1942,2.01e-11
1943,2.17e-11
1944,2.39e-11
1945,2.65e-11
1946,2.95e-11
1947,3.27e-11
1948,3.6e-11
1949,3.9500000000000006e-11
1950,4.29e-11
1951,4.65e-11
1952,5.05e-11
1953,5.5000000000000004e-11
1954,5.99e-11
1955,6.53e-11
1956,7.109999999999999e-11
1957,7.73e-11
1958,8.4e-11
1959,9.11e-11
1960,9.87e-11
1961,1.07e-10
1962,1.17e-10
1963,1.29e-10
1964,1.42e-10
1965,1.56e-10
1966,1.71e-10
1967,1.88e-10
1968,2.0599999999999999e-10
1969,2.24e-10
1970,2.4400000000000004e-10
1971,2.67e-10
1972,2.9499999999999996e-10
1973,3.27e-10
1974,3.62e-10
1975,3.9999999999999996e-10
1976,4.38e-10
1977,4.77e-10
1978,5.150000000000001e-10
1979,5.52e-10
1980,5.530000000000001e-10
1981,1.25e-09
1982,2.83e-09
1983,6.39e-09
1984,1.44e-08
1985,3.27e-08
1986,7.38e-08
1987,1.67e-07
1988,3.77e-07
1989,8.53e-07
1990,9.36e-07
1991,3.46e-06
1992,7.52e-06
1993,2.47e-05
1994,8.09e-05
1995,0.00524
1996,0.00643
1997,0.00853
1998,0.0116
1999,0.0146
2000,0.0185
2001,0.0238
2002,0.030199999999999998
2003,0.039799999999999995
2004,0.0578
2005,0.0762
2006,0.102
2007,0.133
2008,0.166
2009,0.184
2010,0.222
2011,0.261
2012,0.302
2013,0.35
2014,0.395
2015,0.487
2016,0.616
2017,0.618
2018,0.494