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
1921,3.75e-07
1922,1.39e-06
1923,2.8900000000000003e-06
1924,4.71e-06
1925,6.6899999999999995e-06
1926,8.67e-06
1927,1.0500000000000001e-05
1928,1.2e-05
1929,1.3e-05
1930,1.34e-05
1931,1.31e-05
1932,1.23e-05
1933,1.11e-05
1934,9.58e-06
1935,7.98e-06
1936,6.38e-06
1937,4.9100000000000004e-06
1938,3.6900000000000002e-06
1939,2.87e-06
1940,2.57e-06
1941,2.62e-06
1942,2.7699999999999997e-06
1943,3e-06
1944,3.3e-06
1945,3.66e-06
1946,4.07e-06
1947,4.51e-06
1948,4.97e-06
1949,5.45e-06
1950,5.92e-06
1951,6.41e-06
1952,6.969999999999999e-06
1953,7.59e-06
1954,8.269999999999999e-06
1955,9.01e-06
1956,9.81e-06
1957,1.07e-05
1958,1.1599999999999999e-05
1959,1.26e-05
1960,1.3599999999999999e-05
1961,1.48e-05
1962,1.62e-05
1963,1.78e-05
1964,1.95e-05
1965,2.1499999999999997e-05
1966,2.36e-05
1967,2.59e-05
1968,2.83e-05
1969,3.08e-05
1970,3.35e-05
1971,3.6700000000000004e-05
1972,4.05e-05
1973,4.49e-05
1974,4.98e-05
1975,5.49e-05
1976,6.02e-05
1977,6.560000000000001e-05
1978,7.09e-05
1979,7.59e-05
1980,8.060000000000001e-05
1981,8.5e-05
1982,8.92e-05
1983,9.329999999999999e-05
1984,9.74e-05
1985,0.000102
1986,0.000106
1987,0.00011
1988,0.000115
1989,0.00011999999999999999
1990,0.00011999999999999999
1991,0.000314
1992,0.000767
1993,0.0031
1994,0.00758
1995,0.0166
1996,0.027399999999999997
1997,0.0366
1998,0.051
1999,0.0691
2000,0.0884
2001,0.112
2002,0.135
2003,0.159
2004,0.187
2005,0.217
2006,0.244
2007,0.271
2008,0.297
2009,0.323
2010,0.35
2011,0.332
2012,0.338
2013,0.331
2014,0.33
2015,0.342
2016,0.351
2017,0.365
2018,0.377