year,IPC2
1850,3.28e-10
1851,3.28e-10
1852,3.28e-10
1853,3.28e-10
1854,3.28e-10
1855,3.28e-10
1856,3.28e-10
1857,3.28e-10
1858,3.28e-10
1859,3.28e-10
1860,3.28e-10
1861,3.28e-10
1862,3.28e-10
1863,3.28e-10
1864,3.28e-10
1865,3.28e-10
1866,3.28e-10
1867,3.28e-10
1868,3.28e-10
1869,3.28e-10
1870,3.28e-10
1871,3.28e-10
1872,3.28e-10
1873,3.28e-10
1874,3.28e-10
1875,3.28e-10
1876,3.28e-10
1877,3.28e-10
1878,3.28e-10
1879,3.28e-10
1880,3.28e-10
1881,3.28e-10
1882,3.28e-10
1883,3.28e-10
1884,3.28e-10
1885,3.28e-10
1886,3.28e-10
1887,3.28e-10
1888,3.29e-10
1889,3.29e-10
1890,3.29e-10
1891,3.84e-10
1892,5.36e-10
1893,7.659999999999999e-10
1894,1.06e-09
1895,1.39e-09
1896,1.74e-09
1897,2.09e-09
1898,2.43e-09
1899,2.7300000000000003e-09
1900,2.97e-09
1901,3.18e-09
1902,3.36e-09
1903,3.53e-09
1904,3.69e-09
1905,3.8500000000000006e-09
1906,4.01e-09
1907,4.17e-09
1908,4.35e-09
1909,4.54e-09
1910,4.75e-09
1911,4.98e-09
1912,5.22e-09
1913,5.48e-09
1914,5.75e-09
1915,6.04e-09
1916,6.35e-09
1917,6.6699999999999995e-09
1918,7e-09
1919,7.35e-09
1920,7.710000000000001e-09
1921,9.18e-09
1922,1.26e-08
1923,1.7600000000000002e-08
1924,2.3799999999999998e-08
1925,3.0800000000000004e-08
1926,3.8300000000000005e-08
1927,4.58e-08
1928,5.3e-08
1929,5.96e-08
1930,6.5e-08
1931,6.98e-08
1932,7.43e-08
1933,7.87e-08
1934,8.3e-08
1935,8.73e-08
1936,9.15e-08
1937,9.560000000000001e-08
1938,9.98e-08
1939,1.0399999999999999e-07
1940,1.08e-07
1941,1.1299999999999999e-07
1942,1.17e-07
1943,1.22e-07
1944,1.2699999999999999e-07
1945,1.3200000000000002e-07
1946,1.38e-07
1947,1.43e-07
1948,1.5e-07
1949,1.56e-07
1950,1.6300000000000002e-07
1951,1.71e-07
1952,1.8000000000000002e-07
1953,1.89e-07
1954,1.9900000000000002e-07
1955,2.09e-07
1956,2.2e-07
1957,2.3100000000000002e-07
1958,2.43e-07
1959,2.55e-07
1960,2.67e-07
1961,2.7999999999999997e-07
1962,2.9500000000000003e-07
1963,3.12e-07
1964,3.29e-07
1965,3.46e-07
1966,3.6400000000000003e-07
1967,3.8e-07
1968,3.9500000000000003e-07
1969,4.08e-07
1970,4.1e-07
1971,0.00127
1972,0.0025299999999999997
1973,0.00641
1974,0.00957
1975,0.012199999999999999
1976,0.0171
1977,0.0184
1978,0.0245
1979,0.033100000000000004
1980,0.0405
1981,0.0417
1982,0.0438
1983,0.0554
1984,0.081
1985,0.0674
1986,0.0836
1987,0.103
1988,0.144
1989,0.154
1990,0.158
1991,0.201
1992,0.229
1993,0.329
1994,0.473
1995,0.848
1996,1.37
1997,2.46
1998,2.41
1999,3.46
2000,5.28
2001,4.66
2002,5.51
2003,5.72
2004,5.83
2005,4.04
2006,4.92
2007,4.85
2008,4.78
2009,3.18
2010,3.33
2011,5.08
2012,5.2
2013,5.32
2014,5.44
2015,5.56
2016,5.67
2017,5.79
2018,5.91