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
1921,1.33e-12
1922,4.95e-12
1923,1.03e-11
1924,1.6800000000000003e-11
1925,2.38e-11
1926,3.09e-11
1927,3.73e-11
1928,4.27e-11
1929,4.63e-11
1930,4.76e-11
1931,4.66e-11
1932,4.36e-11
1933,3.93e-11
1934,3.4100000000000004e-11
1935,2.84e-11
1936,2.2700000000000003e-11
1937,1.75e-11
1938,1.31e-11
1939,1.0200000000000001e-11
1940,9.14e-12
1941,9.33e-12
1942,9.85e-12
1943,1.07e-11
1944,1.17e-11
1945,1.3e-11
1946,1.45e-11
1947,1.6e-11
1948,1.77e-11
1949,1.94e-11
1950,2.11e-11
1951,2.2799999999999998e-11
1952,2.48e-11
1953,2.7e-11
1954,2.9399999999999997e-11
1955,3.2100000000000004e-11
1956,3.4900000000000004e-11
1957,3.8000000000000004e-11
1958,4.12e-11
1959,4.4700000000000005e-11
1960,4.85e-11
1961,5.26e-11
1962,5.76e-11
1963,6.32e-11
1964,6.949999999999999e-11
1965,7.639999999999999e-11
1966,8.39e-11
1967,9.2e-11
1968,1.01e-10
1969,1.1000000000000001e-10
1970,1.09e-10
1971,2.4999999999999996e-10
1972,5.72e-10
1973,1.31e-09
1974,2.9900000000000002e-09
1975,6.849999999999999e-09
1976,1.5699999999999998e-08
1977,3.59e-08
1978,8.21e-08
1979,1.88e-07
1980,4.3e-07
1981,9.84e-07
1982,2.2499999999999996e-06
1983,5.15e-06
1984,1.18e-05
1985,2.7e-05
1986,6.17e-05
1987,0.00014099999999999998
1988,0.000323
1989,0.00074
1990,0.00157
1991,0.0034
1992,0.00524
1993,0.0207
1994,0.048299999999999996
1995,0.106
1996,0.133
1997,0.193
1998,0.26
1999,0.344
2000,0.426
2001,0.532
2002,0.665
2003,0.797
2004,0.91
2005,1.08
2006,1.25
2007,1.48
2008,1.73
2009,1.92
2010,2.1
2011,2.28
2012,2.44
2013,2.62
2014,2.75
2015,2.91
2016,3.06
2017,3.27
2018,3.41