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
1921,1.38e-12
1922,5.11e-12
1923,1.0600000000000001e-11
1924,1.73e-11
1925,2.4599999999999998e-11
1926,3.19e-11
1927,3.85e-11
1928,4.3999999999999997e-11
1929,4.78e-11
1930,4.9199999999999996e-11
1931,4.8e-11
1932,4.5e-11
1933,4.06e-11
1934,3.52e-11
1935,2.93e-11
1936,2.34e-11
1937,1.8e-11
1938,1.3599999999999999e-11
1939,1.05e-11
1940,9.44e-12
1941,9.63e-12
1942,1.0200000000000001e-11
1943,1.0999999999999999e-11
1944,1.21e-11
1945,1.3399999999999999e-11
1946,1.4899999999999998e-11
1947,1.66e-11
1948,1.8299999999999998e-11
1949,2.0000000000000002e-11
1950,2.17e-11
1951,2.3599999999999998e-11
1952,2.56e-11
1953,2.79e-11
1954,3.04e-11
1955,3.31e-11
1956,3.6e-11
1957,3.92e-11
1958,4.26e-11
1959,4.62e-11
1960,4.9999999999999995e-11
1961,5.4399999999999994e-11
1962,5.95e-11
1963,6.53e-11
1964,7.18e-11
1965,7.900000000000001e-11
1966,8.69e-11
1967,9.53e-11
1968,1.04e-10
1969,1.1400000000000001e-10
1970,1.1300000000000001e-10
1971,2.58e-10
1972,5.859999999999999e-10
1973,1.33e-09
1974,3.0400000000000003e-09
1975,6.9099999999999995e-09
1976,1.5699999999999998e-08
1977,3.58e-08
1978,8.150000000000001e-08
1979,1.85e-07
1980,4.22e-07
1981,9.600000000000001e-07
1982,2.19e-06
1983,4.98e-06
1984,1.1299999999999999e-05
1985,2.58e-05
1986,5.8700000000000004e-05
1987,0.000133
1988,0.000304
1989,0.000691
1990,0.0013700000000000001
1991,0.00311
1992,0.00496
1993,0.019
1994,0.0439
1995,0.09559999999999999
1996,0.119
1997,0.172
1998,0.233
1999,0.306
2000,0.379
2001,0.473
2002,0.59
2003,0.71
2004,0.809
2005,0.953
2006,1.1
2007,1.3
2008,1.51
2009,1.67
2010,1.83
2011,1.98
2012,2.12
2013,2.27
2014,2.38
2015,2.52
2016,2.65
2017,2.82
2018,2.95