year,IPC2
1850,1.31e-08
1851,1.31e-08
1852,1.31e-08
1853,1.31e-08
1854,1.31e-08
1855,1.31e-08
1856,1.31e-08
1857,1.31e-08
1858,1.31e-08
1859,1.31e-08
1860,1.31e-08
1861,1.31e-08
1862,1.31e-08
1863,1.31e-08
1864,1.31e-08
1865,1.31e-08
1866,1.31e-08
1867,1.31e-08
1868,1.31e-08
1869,1.31e-08
1870,1.31e-08
1871,1.31e-08
1872,1.31e-08
1873,1.31e-08
1874,1.31e-08
1875,1.31e-08
1876,1.31e-08
1877,1.31e-08
1878,1.31e-08
1879,1.31e-08
1880,1.31e-08
1881,1.31e-08
1882,1.31e-08
1883,1.31e-08
1884,1.31e-08
1885,1.31e-08
1886,1.31e-08
1887,1.31e-08
1888,1.31e-08
1889,1.31e-08
1890,1.31e-08
1891,1.5299999999999998e-08
1892,2.14e-08
1893,3.05e-08
1894,4.21e-08
1895,5.5300000000000005e-08
1896,6.93e-08
1897,8.330000000000001e-08
1898,9.679999999999999e-08
1899,1.0900000000000001e-07
1900,1.1900000000000001e-07
1901,1.2699999999999999e-07
1902,1.34e-07
1903,1.41e-07
1904,1.47e-07
1905,1.53e-07
1906,1.6e-07
1907,1.66e-07
1908,1.73e-07
1909,1.8100000000000002e-07
1910,1.89e-07
1911,1.98e-07
1912,2.0799999999999998e-07
1913,2.1800000000000002e-07
1914,2.29e-07
1915,2.41e-07
1916,2.53e-07
1917,2.66e-07
1918,2.79e-07
1919,2.9300000000000004e-07
1920,3.07e-07
1921,4.45e-07
1922,7.97e-07
1923,1.31e-06
1924,1.94e-06
1925,2.64e-06
1926,3.36e-06
1927,4.04e-06
1928,4.6499999999999995e-06
1929,5.12e-06
1930,5.420000000000001e-06
1931,5.55e-06
1932,5.55e-06
1933,5.47e-06
1934,5.33e-06
1935,5.16e-06
1936,4.99e-06
1937,4.85e-06
1938,4.76e-06
1939,4.76e-06
1940,4.86e-06
1941,5.060000000000001e-06
1942,5.28e-06
1943,5.5399999999999995e-06
1944,5.819999999999999e-06
1945,6.13e-06
1946,6.47e-06
1947,6.82e-06
1948,7.2e-06
1949,7.59e-06
1950,8e-06
1951,8.439999999999999e-06
1952,8.920000000000001e-06
1953,9.440000000000001e-06
1954,9.990000000000001e-06
1955,1.06e-05
1956,1.12e-05
1957,1.1900000000000001e-05
1958,1.25e-05
1959,1.33e-05
1960,1.4e-05
1961,1.48e-05
1962,1.57e-05
1963,1.67e-05
1964,1.78e-05
1965,1.89e-05
1966,2.01e-05
1967,2.12e-05
1968,2.24e-05
1969,2.35e-05
1970,2.92e-05
1971,2.85e-05
1972,2.79e-05
1973,3.52e-05
1974,4.05e-05
1975,3.7699999999999995e-05
1976,4.31e-05
1977,5.19e-05
1978,5.4399999999999994e-05
1979,5.58e-05
1980,5.62e-05
1981,5.74e-05
1982,5.23e-05
1983,5.02e-05
1984,5.6e-05
1985,5.64e-05
1986,6.12e-05
1987,6.25e-05
1988,6.59e-05
1989,6.73e-05
1990,5.7799999999999995e-05
1991,5.6800000000000005e-05
1992,5.24e-05
1993,5.59e-05
1994,6.46e-05
1995,6.840000000000001e-05
1996,0.000103
1997,0.000102
1998,0.00011999999999999999
1999,0.00013800000000000002
2000,0.000132
2001,0.00015099999999999998
2002,0.000156
2003,0.000152
2004,0.000153
2005,0.000157
2006,0.000176
2007,0.000188
2008,0.000201
2009,0.000217
2010,0.00023300000000000003
2011,0.00022600000000000002
2012,0.00023400000000000002
2013,0.000243
2014,0.000251
2015,0.000259
2016,0.000268
2017,0.00027600000000000004
2018,0.000285