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
1921,1.74e-14
1922,6.46e-14
1923,1.34e-13
1924,2.19e-13
1925,3.11e-13
1926,4.03e-13
1927,4.869999999999999e-13
1928,5.57e-13
1929,6.04e-13
1930,6.21e-13
1931,6.069999999999999e-13
1932,5.69e-13
1933,5.13e-13
1934,4.4400000000000003e-13
1935,3.7000000000000004e-13
1936,2.96e-13
1937,2.28e-13
1938,1.71e-13
1939,1.3300000000000001e-13
1940,1.19e-13
1941,1.2199999999999999e-13
1942,1.28e-13
1943,1.3900000000000001e-13
1944,1.5299999999999998e-13
1945,1.7e-13
1946,1.89e-13
1947,2.09e-13
1948,2.3100000000000003e-13
1949,2.53e-13
1950,2.75e-13
1951,2.98e-13
1952,3.2300000000000004e-13
1953,3.52e-13
1954,3.8400000000000003e-13
1955,4.18e-13
1956,4.55e-13
1957,4.95e-13
1958,5.38e-13
1959,5.829999999999999e-13
1960,6.32e-13
1961,6.87e-13
1962,7.51e-13
1963,8.25e-13
1964,9.08e-13
1965,9.989999999999999e-13
1966,1.1e-12
1967,1.2e-12
1968,1.32e-12
1969,1.44e-12
1970,1.43e-12
1971,3.67e-12
1972,9.44e-12
1973,2.43e-11
1974,6.24e-11
1975,1.6000000000000002e-10
1976,4.1199999999999997e-10
1977,1.06e-09
1978,2.7199999999999997e-09
1979,6.99e-09
1980,1.8e-08
1981,4.62e-08
1982,1.1900000000000001e-07
1983,3.05e-07
1984,7.839999999999999e-07
1985,2.02e-06
1986,5.1799999999999995e-06
1987,1.33e-05
1988,3.4200000000000005e-05
1989,8.790000000000001e-05
1990,0.000122
1991,0.000399
1992,0.000959
1993,0.00375
1994,0.010199999999999999
1995,0.0253
1996,0.043
1997,0.0625
1998,0.0884
1999,0.106
2000,0.129
2001,0.141
2002,0.162
2003,0.185
2004,0.21
2005,0.232
2006,0.256
2007,0.286
2008,0.296
2009,0.299
2010,0.333
2011,0.346
2012,0.347
2013,0.401
2014,0.406
2015,0.413
2016,0.413
2017,0.418
2018,0.422