year,IPC2
1850,1.06e-07
1851,1.06e-07
1852,1.06e-07
1853,1.06e-07
1854,1.06e-07
1855,1.06e-07
1856,1.06e-07
1857,1.06e-07
1858,1.06e-07
1859,1.06e-07
1860,1.06e-07
1861,1.06e-07
1862,1.06e-07
1863,1.06e-07
1864,1.06e-07
1865,1.06e-07
1866,1.06e-07
1867,1.06e-07
1868,1.06e-07
1869,1.06e-07
1870,1.06e-07
1871,1.06e-07
1872,1.06e-07
1873,1.06e-07
1874,1.06e-07
1875,1.06e-07
1876,1.06e-07
1877,1.06e-07
1878,1.06e-07
1879,1.06e-07
1880,1.06e-07
1881,1.06e-07
1882,1.06e-07
1883,1.06e-07
1884,1.06e-07
1885,1.06e-07
1886,1.06e-07
1887,1.06e-07
1888,1.06e-07
1889,1.06e-07
1890,1.06e-07
1891,1.24e-07
1892,1.73e-07
1893,2.47e-07
1894,3.41e-07
1895,4.47e-07
1896,5.61e-07
1897,6.75e-07
1898,7.83e-07
1899,8.8e-07
1900,9.600000000000001e-07
1901,1.02e-06
1902,1.08e-06
1903,1.1399999999999999e-06
1904,1.19e-06
1905,1.24e-06
1906,1.29e-06
1907,1.35e-06
1908,1.4e-06
1909,1.46e-06
1910,1.53e-06
1911,1.61e-06
1912,1.68e-06
1913,1.77e-06
1914,1.8600000000000002e-06
1915,1.95e-06
1916,2.0500000000000003e-06
1917,2.15e-06
1918,2.26e-06
1919,2.37e-06
1920,2.49e-06
1921,2.96e-06
1922,4.07e-06
1923,5.68e-06
1924,7.680000000000001e-06
1925,9.94e-06
1926,1.23e-05
1927,1.48e-05
1928,1.7100000000000002e-05
1929,1.92e-05
1930,2.1000000000000002e-05
1931,2.2499999999999998e-05
1932,2.4e-05
1933,2.5399999999999997e-05
1934,2.68e-05
1935,2.82e-05
1936,2.95e-05
1937,3.09e-05
1938,3.22e-05
1939,3.36e-05
1940,3.5000000000000004e-05
1941,3.6400000000000004e-05
1942,3.7900000000000006e-05
1943,3.9399999999999995e-05
1944,4.1e-05
1945,4.27e-05
1946,4.44e-05
1947,4.63e-05
1948,4.83e-05
1949,5.04e-05
1950,5.2699999999999993e-05
1951,5.52e-05
1952,5.8e-05
1953,6.09e-05
1954,6.41e-05
1955,6.74e-05
1956,7.09e-05
1957,7.46e-05
1958,7.829999999999999e-05
1959,8.21e-05
1960,8.599999999999999e-05
1961,9.03e-05
1962,9.520000000000001e-05
1963,0.000101
1964,0.000106
1965,0.000112
1966,0.00011700000000000001
1967,0.000123
1968,0.000127
1969,0.000132
1970,0.000131
1971,0.000122
1972,0.000126
1973,0.000118
1974,0.00011700000000000001
1975,0.000115
1976,0.00011700000000000001
1977,0.000122
1978,0.000121
1979,0.000124
1980,0.000133
1981,0.000136
1982,0.000127
1983,0.00011700000000000001
1984,0.00011300000000000001
1985,7.38e-05
1986,8.1e-05
1987,9.520000000000001e-05
1988,8.41e-05
1989,6.28e-05
1990,5.86e-05
1991,4.21e-05
1992,5.84e-05
1993,5.6099999999999995e-05
1994,5.8500000000000006e-05
1995,4.63e-05
1996,4.7300000000000005e-05
1997,5.4600000000000006e-05
1998,5.16e-05
1999,4.77e-05
2000,4.57e-05
2001,4.04e-05
2002,3.44e-05
2003,3.99e-05
2004,2.85e-05
2005,3.99e-05
2006,8.999999999999999e-05
2007,8e-05
2008,2e-05
2009,0.00010899999999999999
2010,2.9999999999999997e-05
2011,2.9999999999999997e-05
2012,2.92e-05
2013,2.85e-05
2014,9.54e-06
2015,8.74e-06
2016,7.95e-06
2017,8.34e-06
2018,7.67e-06