year,IPC2
1850,8.949999999999999e-08
1851,8.949999999999999e-08
1852,8.949999999999999e-08
1853,8.949999999999999e-08
1854,8.949999999999999e-08
1855,8.949999999999999e-08
1856,8.949999999999999e-08
1857,8.949999999999999e-08
1858,8.949999999999999e-08
1859,8.949999999999999e-08
1860,8.949999999999999e-08
1861,8.949999999999999e-08
1862,8.949999999999999e-08
1863,8.96e-08
1864,8.96e-08
1865,8.96e-08
1866,8.96e-08
1867,8.96e-08
1868,8.96e-08
1869,8.96e-08
1870,8.96e-08
1871,8.96e-08
1872,8.96e-08
1873,8.96e-08
1874,8.96e-08
1875,8.96e-08
1876,8.96e-08
1877,8.96e-08
1878,8.96e-08
1879,8.96e-08
1880,8.96e-08
1881,8.96e-08
1882,8.96e-08
1883,8.96e-08
1884,8.96e-08
1885,8.97e-08
1886,8.97e-08
1887,8.97e-08
1888,8.97e-08
1889,8.97e-08
1890,8.97e-08
1891,1.03e-07
1892,1.38e-07
1893,1.92e-07
1894,2.6e-07
1895,3.37e-07
1896,4.2e-07
1897,5.019999999999999e-07
1898,5.81e-07
1899,6.520000000000001e-07
1900,7.09e-07
1901,7.56e-07
1902,7.99e-07
1903,8.39e-07
1904,8.769999999999999e-07
1905,9.14e-07
1906,9.51e-07
1907,9.9e-07
1908,1.03e-06
1909,1.08e-06
1910,1.1199999999999999e-06
1911,1.1800000000000001e-06
1912,1.24e-06
1913,1.2999999999999998e-06
1914,1.3600000000000001e-06
1915,1.43e-06
1916,1.5e-06
1917,1.57e-06
1918,1.65e-06
1919,1.73e-06
1920,1.82e-06
1921,2.2e-06
1922,3.1199999999999998e-06
1923,4.47e-06
1924,6.14e-06
1925,8.040000000000001e-06
1926,1.01e-05
1927,1.21e-05
1928,1.4e-05
1929,1.58e-05
1930,1.73e-05
1931,1.85e-05
1932,1.9699999999999998e-05
1933,2.09e-05
1934,2.2e-05
1935,2.3199999999999998e-05
1936,2.4299999999999998e-05
1937,2.5399999999999997e-05
1938,2.65e-05
1939,2.76e-05
1940,2.88e-05
1941,2.9999999999999997e-05
1942,3.13e-05
1943,3.26e-05
1944,3.39e-05
1945,3.54e-05
1946,3.69e-05
1947,3.85e-05
1948,4.02e-05
1949,4.2000000000000004e-05
1950,4.39e-05
1951,4.61e-05
1952,4.84e-05
1953,5.0900000000000004e-05
1954,5.35e-05
1955,5.63e-05
1956,5.93e-05
1957,6.23e-05
1958,6.54e-05
1959,6.87e-05
1960,7.19e-05
1961,7.549999999999999e-05
1962,7.960000000000001e-05
1963,8.41e-05
1964,8.87e-05
1965,9.35e-05
1966,9.810000000000001e-05
1967,0.000102
1968,0.000107
1969,0.00011
1970,0.00010899999999999999
1971,0.000102
1972,0.00010499999999999999
1973,9.87e-05
1974,9.76e-05
1975,9.58e-05
1976,9.74e-05
1977,0.000102
1978,0.000101
1979,0.000103
1980,0.000111
1981,0.00011300000000000001
1982,0.00010499999999999999
1983,9.71e-05
1984,9.37e-05
1985,6.15e-05
1986,6.75e-05
1987,7.929999999999999e-05
1988,6.98e-05
1989,5.21e-05
1990,4.8599999999999995e-05
1991,3.46e-05
1992,4.83e-05
1993,4.63e-05
1994,4.82e-05
1995,3.78e-05
1996,3.85e-05
1997,4.39e-05
1998,4.15e-05
1999,3.84e-05
2000,3.6400000000000004e-05
2001,3.2e-05
2002,2.7300000000000003e-05
2003,3.17e-05
2004,2.2599999999999997e-05
2005,3.17e-05
2006,7.14e-05
2007,6.34e-05
2008,1.59e-05
2009,8.63e-05
2010,2.3800000000000003e-05
2011,2.3800000000000003e-05
2012,2.3199999999999998e-05
2013,2.2599999999999997e-05
2014,7.56e-06
2015,6.9300000000000006e-06
2016,6.3e-06
2017,6.62e-06
2018,6.08e-06