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
1921,2.83e-08
1922,1.05e-07
1923,2.1900000000000002e-07
1924,3.5599999999999996e-07
1925,5.06e-07
1926,6.56e-07
1927,7.93e-07
1928,9.070000000000001e-07
1929,9.84e-07
1930,1.01e-06
1931,9.89e-07
1932,9.27e-07
1933,8.35e-07
1934,7.240000000000001e-07
1935,6.03e-07
1936,4.82e-07
1937,3.7100000000000003e-07
1938,2.79e-07
1939,2.17e-07
1940,1.94e-07
1941,1.98e-07
1942,2.09e-07
1943,2.2699999999999998e-07
1944,2.4899999999999997e-07
1945,2.77e-07
1946,3.07e-07
1947,3.41e-07
1948,3.76e-07
1949,4.12e-07
1950,4.47e-07
1951,4.85e-07
1952,5.27e-07
1953,5.739999999999999e-07
1954,6.25e-07
1955,6.809999999999999e-07
1956,7.41e-07
1957,8.07e-07
1958,8.760000000000001e-07
1959,9.51e-07
1960,1.03e-06
1961,1.1199999999999999e-06
1962,1.22e-06
1963,1.34e-06
1964,1.48e-06
1965,1.62e-06
1966,1.78e-06
1967,1.95e-06
1968,2.14e-06
1969,2.33e-06
1970,2.32e-06
1971,2.91e-08
1972,4.36e-08
1973,1.61e-05
1974,1.61e-05
1975,1.62e-05
1976,3.23e-05
1977,3.2500000000000004e-05
1978,3.27e-05
1979,4.91e-05
1980,6.560000000000001e-05
1981,6.66e-05
1982,6.809999999999999e-05
1983,8.659999999999999e-05
1984,0.000123
1985,0.000114
1986,0.00014299999999999998
1987,0.000199
1988,0.00029099999999999997
1989,0.000393
1990,0.000592
1991,0.000764
1992,0.0009350000000000001
1993,0.0144
1994,0.029
1995,0.0453
1996,0.09079999999999999
1997,0.159
1998,0.201
1999,0.21
2000,0.27
2001,0.316
2002,0.394
2003,0.546
2004,0.685
2005,0.861
2006,0.9
2007,0.906
2008,0.991
2009,1.02
2010,1.03
2011,1.07
2012,1.06
2013,1.09
2014,1.17
2015,1.16
2016,1.24
2017,1.27
2018,1.1