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
1921,1.3e-13
1922,4.82e-13
1923,1e-12
1924,1.63e-12
1925,2.32e-12
1926,3e-12
1927,3.63e-12
1928,4.15e-12
1929,4.5e-12
1930,4.63e-12
1931,4.5299999999999995e-12
1932,4.2400000000000005e-12
1933,3.8199999999999995e-12
1934,3.32e-12
1935,2.76e-12
1936,2.21e-12
1937,1.6999999999999998e-12
1938,1.28e-12
1939,9.94e-13
1940,8.89e-13
1941,9.07e-13
1942,9.58e-13
1943,1.04e-12
1944,1.14e-12
1945,1.27e-12
1946,1.41e-12
1947,1.56e-12
1948,1.7200000000000001e-12
1949,1.88e-12
1950,2.0500000000000004e-12
1951,2.2200000000000002e-12
1952,2.41e-12
1953,2.63e-12
1954,2.86e-12
1955,3.12e-12
1956,3.39e-12
1957,3.69e-12
1958,4.01e-12
1959,4.35e-12
1960,4.71e-12
1961,5.12e-12
1962,5.5999999999999996e-12
1963,6.1499999999999994e-12
1964,6.7599999999999995e-12
1965,7.43e-12
1966,8.159999999999999e-12
1967,8.95e-12
1968,9.78e-12
1969,1.07e-11
1970,1.0600000000000001e-11
1971,2.39e-11
1972,5.39e-11
1973,1.2200000000000002e-10
1974,2.74e-10
1975,6.169999999999999e-10
1976,1.39e-09
1977,3.13e-09
1978,7.06e-09
1979,1.59e-08
1980,3.59e-08
1981,8.08e-08
1982,1.8200000000000002e-07
1983,4.1e-07
1984,9.25e-07
1985,2.08e-06
1986,4.7e-06
1987,1.06e-05
1988,2.39e-05
1989,5.38e-05
1990,6.52e-05
1991,0.000154
1992,0.00034399999999999996
1993,0.0014399999999999999
1994,0.00329
1995,0.0069900000000000006
1996,0.009789999999999998
1997,0.0114
1998,0.0132
1999,0.0148
2000,0.009710000000000002
2001,0.0355
2002,0.0668
2003,0.103
2004,0.148
2005,0.2
2006,0.231
2007,0.269
2008,0.313
2009,0.38
2010,0.418
2011,0.395
2012,0.426
2013,0.457
2014,0.488
2015,0.519
2016,0.55
2017,0.581
2018,0.612