year,IPC2
1850,1.27e-08
1851,1.27e-08
1852,1.27e-08
1853,1.27e-08
1854,1.27e-08
1855,1.27e-08
1856,1.27e-08
1857,1.27e-08
1858,1.27e-08
1859,1.27e-08
1860,1.27e-08
1861,1.27e-08
1862,1.27e-08
1863,1.27e-08
1864,1.27e-08
1865,1.27e-08
1866,1.27e-08
1867,1.27e-08
1868,1.27e-08
1869,1.27e-08
1870,1.27e-08
1871,1.27e-08
1872,1.27e-08
1873,1.27e-08
1874,1.27e-08
1875,1.27e-08
1876,1.27e-08
1877,1.27e-08
1878,1.27e-08
1879,1.27e-08
1880,1.27e-08
1881,1.27e-08
1882,1.27e-08
1883,1.27e-08
1884,1.27e-08
1885,1.27e-08
1886,1.27e-08
1887,1.27e-08
1888,1.27e-08
1889,1.27e-08
1890,1.27e-08
1891,1.48e-08
1892,2.0699999999999997e-08
1893,2.96e-08
1894,4.0899999999999996e-08
1895,5.3600000000000004e-08
1896,6.719999999999999e-08
1897,8.09e-08
1898,9.39e-08
1899,1.06e-07
1900,1.15e-07
1901,1.23e-07
1902,1.3e-07
1903,1.37e-07
1904,1.43e-07
1905,1.49e-07
1906,1.55e-07
1907,1.61e-07
1908,1.68e-07
1909,1.76e-07
1910,1.84e-07
1911,1.93e-07
1912,2.02e-07
1913,2.12e-07
1914,2.23e-07
1915,2.34e-07
1916,2.46e-07
1917,2.58e-07
1918,2.71e-07
1919,2.84e-07
1920,2.98e-07
1921,1.95e-05
1922,7.149999999999999e-05
1923,0.000148
1924,0.000241
1925,0.00034300000000000004
1926,0.000444
1927,0.000537
1928,0.000614
1929,0.000666
1930,0.0006860000000000001
1931,0.00067
1932,0.000628
1933,0.0005669999999999999
1934,0.000492
1935,0.00041
1936,0.00032900000000000003
1937,0.000254
1938,0.000192
1939,0.00015099999999999998
1940,0.000135
1941,0.00013900000000000002
1942,0.00015
1943,0.000166
1944,0.000187
1945,0.000212
1946,0.00023999999999999998
1947,0.00026900000000000003
1948,0.0003
1949,0.000331
1950,0.000361
1951,0.00039200000000000004
1952,0.00042699999999999997
1953,0.000464
1954,0.000504
1955,0.0005480000000000001
1956,0.000594
1957,0.000644
1958,0.0006969999999999999
1959,0.000753
1960,0.000812
1961,0.000877
1962,0.000953
1963,0.0010400000000000001
1964,0.00113
1965,0.00124
1966,0.00135
1967,0.00147
1968,0.0016
1969,0.00174
1970,0.00237
1971,0.0033599999999999997
1972,0.0033399999999999997
1973,0.005019999999999999
1974,0.00531
1975,0.00698
1976,0.00982
1977,0.0129
1978,0.016399999999999998
1979,0.0213
1980,0.0253
1981,0.0484
1982,0.0551
1983,0.0605
1984,0.0694
1985,0.0768
1986,0.0707
1987,0.0635
1988,0.053899999999999997
1989,0.0434
1990,0.0446
1991,0.0443
1992,0.0409
1993,0.0442
1994,0.0466
1995,0.048
1996,0.0485
1997,0.049
1998,0.048100000000000004
1999,0.0466
2000,0.046200000000000005
2001,0.125
2002,0.179
2003,0.23
2004,0.294
2005,0.404
2006,0.48
2007,0.561
2008,0.701
2009,0.843
2010,1.05
2011,1.18
2012,1.41
2013,1.8
2014,2.29
2015,1.89
2016,2.03
2017,2.17
2018,2.31