year,IPC2
1850,3.54e-08
1851,3.54e-08
1852,3.54e-08
1853,3.54e-08
1854,3.54e-08
1855,3.54e-08
1856,3.54e-08
1857,3.54e-08
1858,3.54e-08
1859,3.54e-08
1860,3.54e-08
1861,3.54e-08
1862,3.54e-08
1863,3.54e-08
1864,3.54e-08
1865,3.54e-08
1866,3.54e-08
1867,3.54e-08
1868,3.54e-08
1869,3.54e-08
1870,3.54e-08
1871,3.54e-08
1872,3.54e-08
1873,3.54e-08
1874,3.54e-08
1875,3.54e-08
1876,3.54e-08
1877,3.54e-08
1878,3.54e-08
1879,3.54e-08
1880,3.54e-08
1881,3.54e-08
1882,3.54e-08
1883,3.54e-08
1884,3.55e-08
1885,3.55e-08
1886,3.55e-08
1887,3.55e-08
1888,3.55e-08
1889,3.55e-08
1890,3.55e-08
1891,4.1399999999999994e-08
1892,5.7899999999999996e-08
1893,8.279999999999999e-08
1894,1.14e-07
1895,1.5e-07
1896,1.88e-07
1897,2.2599999999999999e-07
1898,2.6200000000000004e-07
1899,2.9500000000000003e-07
1900,3.21e-07
1901,3.43e-07
1902,3.63e-07
1903,3.81e-07
1904,3.99e-07
1905,4.1599999999999997e-07
1906,4.33e-07
1907,4.51e-07
1908,4.6900000000000003e-07
1909,4.9e-07
1910,5.13e-07
1911,5.37e-07
1912,5.64e-07
1913,5.92e-07
1914,6.210000000000001e-07
1915,6.53e-07
1916,6.85e-07
1917,7.200000000000001e-07
1918,7.56e-07
1919,7.93e-07
1920,8.33e-07
1921,1.5800000000000001e-06
1922,3.54e-06
1923,6.42e-06
1924,9.94e-06
1925,1.38e-05
1926,1.77e-05
1927,2.14e-05
1928,2.4500000000000003e-05
1929,2.68e-05
1930,2.8e-05
1931,2.8e-05
1932,2.7199999999999997e-05
1933,2.58e-05
1934,2.4e-05
1935,2.19e-05
1936,1.9900000000000003e-05
1937,1.7999999999999997e-05
1938,1.66e-05
1939,1.57e-05
1940,1.57e-05
1941,0.00016800000000000002
1942,0.000592
1943,0.00124
1944,0.00207
1945,0.00302
1946,0.00405
1947,0.00512
1948,0.0061600000000000005
1949,0.00715
1950,0.00802
1951,0.00883
1952,0.009630000000000001
1953,0.0104
1954,0.0112
1955,0.012
1956,0.0128
1957,0.013699999999999999
1958,0.0145
1959,0.015300000000000001
1960,0.0161
1961,0.016800000000000002
1962,0.0175
1963,0.0181
1964,0.018699999999999998
1965,0.0193
1966,0.02
1967,0.0208
1968,0.0217
1969,0.0216
1970,0.0177
1971,0.060399999999999995
1972,0.083
1973,0.11
1974,0.111
1975,0.126
1976,0.132
1977,0.149
1978,0.156
1979,0.18
1980,0.173
1981,0.204
1982,0.217
1983,0.238
1984,0.306
1985,0.349
1986,0.403
1987,0.456
1988,0.604
1989,0.678
1990,0.671
1991,0.66
1992,0.651
1993,0.632
1994,0.62
1995,0.666
1996,0.746
1997,0.816
1998,1.12
1999,1.29
2000,1.51
2001,1.78
2002,1.76
2003,1.76
2004,1.78
2005,1.94
2006,2.15
2007,2.3
2008,2.46
2009,2.62
2010,2.78
2011,3.85
2012,3.96
2013,4.94
2014,4.18
2015,6.43
2016,7.65
2017,6.83
2018,8.01