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
1921,5.48e-07
1922,2.02e-06
1923,4.18e-06
1924,6.799999999999999e-06
1925,9.66e-06
1926,1.25e-05
1927,1.5100000000000001e-05
1928,1.73e-05
1929,1.88e-05
1930,1.93e-05
1931,1.89e-05
1932,1.77e-05
1933,1.6e-05
1934,1.3899999999999999e-05
1935,1.1599999999999999e-05
1936,9.26e-06
1937,7.15e-06
1938,5.41e-06
1939,4.24e-06
1940,3.8e-06
1941,1.29e-05
1942,3.83e-05
1943,7.72e-05
1944,0.000127
1945,0.000184
1946,0.000246
1947,0.00031
1948,0.000373
1949,0.000432
1950,0.00048499999999999997
1951,0.000533
1952,0.0005809999999999999
1953,0.00063
1954,0.000679
1955,0.000728
1956,0.000776
1957,0.000825
1958,0.000875
1959,0.000924
1960,0.000973
1961,0.00114
1962,0.0012900000000000001
1963,0.00145
1964,0.0016
1965,0.00176
1966,0.0019199999999999998
1967,0.00209
1968,0.00226
1969,0.0024500000000000004
1970,0.00256
1971,0.0248
1972,0.0456
1973,0.0814
1974,0.111
1975,0.18
1976,0.237
1977,0.269
1978,0.296
1979,0.343
1980,0.373
1981,0.375
1982,0.399
1983,0.432
1984,0.561
1985,0.654
1986,0.681
1987,0.708
1988,0.721
1989,0.771
1990,0.781
1991,0.856
1992,0.856
1993,0.886
1994,0.963
1995,1.3
1996,1.9
1997,3.14
1998,3.1
1999,4.36
2000,6.29
2001,5.72
2002,7.02
2003,7.86
2004,8.24
2005,7.29
2006,8.35
2007,8.73
2008,9.11
2009,7.35
2010,7.91
2011,9.81
2012,10.2
2013,10.6
2014,11.1
2015,11.5
2016,11.9
2017,12.3
2018,12.7