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
1921,1.55e-09
1922,5.76e-09
1923,1.2e-08
1924,1.95e-08
1925,2.77e-08
1926,3.59e-08
1927,4.34e-08
1928,4.96e-08
1929,5.38e-08
1930,5.54e-08
1931,5.41e-08
1932,5.07e-08
1933,4.57e-08
1934,3.96e-08
1935,3.3000000000000004e-08
1936,2.64e-08
1937,2.03e-08
1938,1.5299999999999998e-08
1939,1.1899999999999999e-08
1940,1.06e-08
1941,1.08e-08
1942,1.15e-08
1943,1.24e-08
1944,1.3699999999999999e-08
1945,1.51e-08
1946,1.6799999999999998e-08
1947,1.8700000000000002e-08
1948,2.06e-08
1949,2.2500000000000003e-08
1950,2.4499999999999998e-08
1951,2.65e-08
1952,2.88e-08
1953,3.1399999999999997e-08
1954,3.4199999999999995e-08
1955,3.7299999999999997e-08
1956,4.06e-08
1957,4.4100000000000004e-08
1958,4.8e-08
1959,5.1999999999999996e-08
1960,5.63e-08
1961,6.119999999999999e-08
1962,6.7e-08
1963,7.36e-08
1964,8.09e-08
1965,8.91e-08
1966,9.79e-08
1967,1.07e-07
1968,1.17e-07
1969,1.2799999999999998e-07
1970,1.2699999999999999e-07
1971,1.98e-07
1972,3e-07
1973,4.58e-07
1974,7.01e-07
1975,1.08e-06
1976,1.67e-06
1977,2.61e-06
1978,4.09e-06
1979,6.46e-06
1980,1.03e-05
1981,1.66e-05
1982,2.69e-05
1983,4.43e-05
1984,7.4e-05
1985,0.000126
1986,0.00021799999999999999
1987,0.00038700000000000003
1988,0.0007059999999999999
1989,0.00132
1990,0.00126
1991,0.00348
1992,0.00529
1993,0.019899999999999998
1994,0.049
1995,0.102
1996,0.17
1997,0.239
1998,0.334
1999,0.45
2000,0.57
2001,0.682
2002,0.797
2003,0.903
2004,1.02
2005,1.14
2006,1.28
2007,1.39
2008,1.51
2009,1.55
2010,1.6
2011,1.56
2012,1.53
2013,1.52
2014,1.55
2015,1.57
2016,1.59
2017,1.53
2018,1.44