year,IPC2
1850,9.38e-09
1851,9.38e-09
1852,9.38e-09
1853,9.38e-09
1854,9.38e-09
1855,9.38e-09
1856,9.38e-09
1857,9.38e-09
1858,9.38e-09
1859,9.38e-09
1860,9.38e-09
1861,9.38e-09
1862,9.38e-09
1863,9.38e-09
1864,9.38e-09
1865,9.38e-09
1866,9.39e-09
1867,9.39e-09
1868,9.39e-09
1869,9.39e-09
1870,9.39e-09
1871,9.39e-09
1872,9.39e-09
1873,9.39e-09
1874,9.39e-09
1875,9.39e-09
1876,9.39e-09
1877,9.39e-09
1878,9.39e-09
1879,9.39e-09
1880,9.39e-09
1881,9.39e-09
1882,9.39e-09
1883,9.39e-09
1884,9.39e-09
1885,9.39e-09
1886,9.39e-09
1887,9.39e-09
1888,9.4e-09
1889,9.4e-09
1890,9.4e-09
1891,1.1e-08
1892,1.5299999999999998e-08
1893,2.19e-08
1894,3.02e-08
1895,3.96e-08
1896,4.97e-08
1897,5.979999999999999e-08
1898,6.940000000000001e-08
1899,7.8e-08
1900,8.51e-08
1901,9.079999999999999e-08
1902,9.610000000000001e-08
1903,1.01e-07
1904,1.06e-07
1905,1.1e-07
1906,1.15e-07
1907,1.1900000000000001e-07
1908,1.24e-07
1909,1.3e-07
1910,1.36e-07
1911,1.42e-07
1912,1.49e-07
1913,1.57e-07
1914,1.65e-07
1915,1.73e-07
1916,1.8200000000000002e-07
1917,1.91e-07
1918,2.0000000000000002e-07
1919,2.1e-07
1920,2.21e-07
1921,2.4199999999999997e-06
1922,8.370000000000001e-06
1923,1.7100000000000002e-05
1924,2.7799999999999998e-05
1925,3.9399999999999995e-05
1926,5.1e-05
1927,6.17e-05
1928,7.049999999999999e-05
1929,7.65e-05
1930,7.879999999999999e-05
1931,7.72e-05
1932,7.26e-05
1933,6.58e-05
1934,5.75e-05
1935,4.84e-05
1936,3.93e-05
1937,3.1e-05
1938,2.41e-05
1939,1.95e-05
1940,1.7899999999999998e-05
1941,2.07e-05
1942,2.82e-05
1943,3.9699999999999996e-05
1944,5.43e-05
1945,7.12e-05
1946,8.96e-05
1947,0.00010899999999999999
1948,0.000128
1949,0.000146
1950,0.000162
1951,0.000178
1952,0.000194
1953,0.00020999999999999998
1954,0.00022700000000000002
1955,0.000243
1956,0.000261
1957,0.00027800000000000004
1958,0.000297
1959,0.000315
1960,0.00033400000000000004
1961,0.000361
1962,0.000388
1963,0.000415
1964,0.000443
1965,0.00047299999999999995
1966,0.000505
1967,0.000539
1968,0.0005759999999999999
1969,0.000616
1970,0.000622
1971,0.00514
1972,0.009630000000000001
1973,0.018699999999999998
1974,0.0264
1975,0.0391
1976,0.054700000000000006
1977,0.0637
1978,0.07740000000000001
1979,0.0984
1980,0.117
1981,0.114
1982,0.116
1983,0.128
1984,0.17
1985,0.166
1986,0.186
1987,0.21
1988,0.251
1989,0.27
1990,0.29
1991,0.322
1992,0.323
1993,0.381
1994,0.426
1995,0.555
1996,0.686
1997,0.803
1998,0.944
1999,1.26
2000,1.42
2001,2.01
2002,2.26
2003,2.52
2004,2.58
2005,2.76
2006,3.15
2007,3.41
2008,3.66
2009,3.41
2010,3.62
2011,3.53
2012,3.45
2013,4.22
2014,4.41
2015,4.61
2016,4.8
2017,4.99
2018,5.19