year,IPC2
1850,1.01e-08
1851,1.01e-08
1852,1.01e-08
1853,1.01e-08
1854,1.01e-08
1855,1.01e-08
1856,1.01e-08
1857,1.01e-08
1858,1.01e-08
1859,1.01e-08
1860,1.01e-08
1861,1.01e-08
1862,1.01e-08
1863,1.01e-08
1864,1.01e-08
1865,1.01e-08
1866,1.01e-08
1867,1.01e-08
1868,1.01e-08
1869,1.01e-08
1870,1.01e-08
1871,1.01e-08
1872,1.01e-08
1873,1.01e-08
1874,1.01e-08
1875,1.01e-08
1876,1.01e-08
1877,1.01e-08
1878,1.01e-08
1879,1.01e-08
1880,1.01e-08
1881,1.01e-08
1882,1.01e-08
1883,1.01e-08
1884,1.01e-08
1885,1.01e-08
1886,1.01e-08
1887,1.01e-08
1888,1.01e-08
1889,1.01e-08
1890,1.01e-08
1891,1.15e-08
1892,1.55e-08
1893,2.16e-08
1894,2.93e-08
1895,3.79e-08
1896,4.72e-08
1897,5.6499999999999996e-08
1898,6.54e-08
1899,7.33e-08
1900,7.98e-08
1901,8.51e-08
1902,8.99e-08
1903,9.44e-08
1904,9.86e-08
1905,1.03e-07
1906,1.07e-07
1907,1.11e-07
1908,1.16e-07
1909,1.21e-07
1910,1.26e-07
1911,1.33e-07
1912,1.39e-07
1913,1.46e-07
1914,1.53e-07
1915,1.61e-07
1916,1.69e-07
1917,1.7699999999999998e-07
1918,1.86e-07
1919,1.9499999999999999e-07
1920,2.04e-07
1921,2.75e-05
1922,0.000102
1923,0.000211
1924,0.00034300000000000004
1925,0.000488
1926,0.000632
1927,0.0007650000000000001
1928,0.000874
1929,0.000948
1930,0.000976
1931,0.000954
1932,0.000894
1933,0.0008060000000000001
1934,0.000699
1935,0.000583
1936,0.000467
1937,0.00035999999999999997
1938,0.000272
1939,0.000212
1940,0.00019
1941,0.000201
1942,0.000232
1943,0.000279
1944,0.00034
1945,0.00041099999999999996
1946,0.00049
1947,0.0005719999999999999
1948,0.000655
1949,0.000736
1950,0.000812
1951,0.000886
1952,0.000964
1953,0.0010500000000000002
1954,0.00113
1955,0.00123
1956,0.00132
1957,0.0014199999999999998
1958,0.0015300000000000001
1959,0.00164
1960,0.00175
1961,0.0018700000000000001
1962,0.0020099999999999996
1963,0.00215
1964,0.00231
1965,0.00248
1966,0.00267
1967,0.00287
1968,0.00309
1969,0.00333
1970,0.0035499999999999998
1971,0.0038
1972,0.00411
1973,0.00447
1974,0.004849999999999999
1975,0.00526
1976,0.005690000000000001
1977,0.0222
1978,0.0178
1979,0.022600000000000002
1980,0.0229
1981,0.019600000000000003
1982,0.021
1983,0.0176
1984,0.016300000000000002
1985,0.0169
1986,0.0201
1987,0.015099999999999999
1988,0.0179
1989,0.019
1990,0.0259
1991,0.0438
1992,0.039799999999999995
1993,0.039700000000000006
1994,0.0349
1995,0.0396
1996,0.0356
1997,0.0356
1998,0.0417
1999,0.0495
2000,0.0353
2001,0.048799999999999996
2002,0.0883
2003,0.141
2004,0.2
2005,0.284
2006,0.38
2007,0.49
2008,0.609
2009,0.737
2010,0.871
2011,1.06
2012,1.33
2013,1.61
2014,1.88
2015,2.16
2016,2.46
2017,2.29
2018,2.46