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
1921,1.63e-13
1922,6.049999999999999e-13
1923,1.26e-12
1924,2.0500000000000004e-12
1925,2.91e-12
1926,3.77e-12
1927,4.56e-12
1928,5.21e-12
1929,5.65e-12
1930,5.8100000000000005e-12
1931,5.68e-12
1932,5.32e-12
1933,4.8e-12
1934,4.16e-12
1935,3.46e-12
1936,2.77e-12
1937,2.13e-12
1938,1.6e-12
1939,1.2500000000000001e-12
1940,1.12e-12
1941,1.14e-12
1942,1.2e-12
1943,1.3000000000000001e-12
1944,1.43e-12
1945,1.59e-12
1946,1.7700000000000001e-12
1947,1.9599999999999997e-12
1948,2.16e-12
1949,2.36e-12
1950,2.57e-12
1951,2.79e-12
1952,3.0300000000000002e-12
1953,3.3e-12
1954,3.59e-12
1955,3.91e-12
1956,4.26e-12
1957,4.63e-12
1958,5.03e-12
1959,5.46e-12
1960,5.91e-12
1961,6.430000000000001e-12
1962,7.03e-12
1963,7.709999999999998e-12
1964,8.480000000000001e-12
1965,9.32e-12
1966,1.0200000000000001e-11
1967,1.1199999999999999e-11
1968,1.2299999999999999e-11
1969,1.3399999999999999e-11
1970,1.33e-11
1971,0.000536
1972,0.000493
1973,0.00218
1974,0.0027
1975,0.00553
1976,0.009519999999999999
1977,0.013699999999999999
1978,0.0184
1979,0.0251
1980,0.0304
1981,0.062299999999999994
1982,0.0691
1983,0.0736
1984,0.0825
1985,0.0887
1986,0.112
1987,0.138
1988,0.164
1989,0.195
1990,0.231
1991,0.153
1992,0.122
1993,0.0891
1994,0.060700000000000004
1995,0.0358
1996,0.0673
1997,0.0987
1998,0.154
1999,0.226
2000,0.274
2001,0.329
2002,0.385
2003,0.481
2004,0.582
2005,0.702
2006,0.765
2007,0.845
2008,0.933
2009,1.02
2010,1.11
2011,1.14
2012,1.22
2013,1.29
2014,1.37
2015,1.45
2016,1.52
2017,1.6
2018,1.67