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
1921,4.48e-16
1922,1.66e-15
1923,3.4600000000000002e-15
1924,5.63e-15
1925,8e-15
1926,1.0399999999999999e-14
1927,1.25e-14
1928,1.43e-14
1929,1.55e-14
1930,1.6e-14
1931,1.56e-14
1932,1.4700000000000003e-14
1933,1.32e-14
1934,1.14e-14
1935,9.53e-15
1936,7.62e-15
1937,5.86e-15
1938,4.42e-15
1939,3.43e-15
1940,3.07e-15
1941,3.1300000000000004e-15
1942,3.3099999999999997e-15
1943,3.58e-15
1944,3.94e-15
1945,4.3700000000000004e-15
1946,4.86e-15
1947,5.3900000000000004e-15
1948,5.94e-15
1949,6.5100000000000005e-15
1950,7.07e-15
1951,7.659999999999999e-15
1952,8.330000000000001e-15
1953,9.070000000000001e-15
1954,9.880000000000001e-15
1955,1.0799999999999999e-14
1956,1.17e-14
1957,1.28e-14
1958,1.39e-14
1959,1.5e-14
1960,1.63e-14
1961,1.77e-14
1962,1.93e-14
1963,2.1199999999999997e-14
1964,2.33e-14
1965,2.57e-14
1966,2.82e-14
1967,3.09e-14
1968,3.3800000000000005e-14
1969,3.68e-14
1970,3.67e-14
1971,9.300000000000001e-14
1972,2.36e-13
1973,5.99e-13
1974,1.52e-12
1975,3.86e-12
1976,9.790000000000001e-12
1977,2.48e-11
1978,6.310000000000001e-11
1979,1.6000000000000002e-10
1980,4.06e-10
1981,1.0300000000000002e-09
1982,2.61e-09
1983,6.64e-09
1984,1.6799999999999998e-08
1985,4.27e-08
1986,1.08e-07
1987,2.75e-07
1988,6.98e-07
1989,1.77e-06
1990,2.27e-06
1991,6.61e-06
1992,1.6400000000000002e-05
1993,7.08e-05
1994,0.00019600000000000002
1995,0.013300000000000001
1996,0.028399999999999998
1997,0.0412
1998,0.0546
1999,0.0773
2000,0.105
2001,0.139
2002,0.178
2003,0.214
2004,0.254
2005,0.293
2006,0.341
2007,0.388
2008,0.454
2009,0.517
2010,0.597
2011,0.605
2012,0.628
2013,0.647
2014,0.654
2015,0.735
2016,0.673
2017,0.739
2018,0.703