year,IPC2
1850,6.51e-07
1851,6.51e-07
1852,6.51e-07
1853,6.51e-07
1854,6.51e-07
1855,6.51e-07
1856,6.51e-07
1857,6.51e-07
1858,6.51e-07
1859,6.51e-07
1860,6.51e-07
1861,6.51e-07
1862,6.51e-07
1863,6.51e-07
1864,6.51e-07
1865,6.51e-07
1866,6.51e-07
1867,6.51e-07
1868,6.520000000000001e-07
1869,6.520000000000001e-07
1870,6.520000000000001e-07
1871,6.520000000000001e-07
1872,6.520000000000001e-07
1873,6.520000000000001e-07
1874,6.520000000000001e-07
1875,6.520000000000001e-07
1876,6.520000000000001e-07
1877,6.520000000000001e-07
1878,6.520000000000001e-07
1879,6.520000000000001e-07
1880,6.520000000000001e-07
1881,6.520000000000001e-07
1882,6.520000000000001e-07
1883,6.520000000000001e-07
1884,6.520000000000001e-07
1885,6.520000000000001e-07
1886,6.520000000000001e-07
1887,6.520000000000001e-07
1888,6.520000000000001e-07
1889,6.520000000000001e-07
1890,6.520000000000001e-07
1891,7.61e-07
1892,1.06e-06
1893,1.52e-06
1894,2.1e-06
1895,2.75e-06
1896,3.45e-06
1897,4.15e-06
1898,4.82e-06
1899,5.420000000000001e-06
1900,5.9e-06
1901,6.31e-06
1902,6.67e-06
1903,7.01e-06
1904,7.33e-06
1905,7.64e-06
1906,7.96e-06
1907,8.279999999999999e-06
1908,8.63e-06
1909,9.01e-06
1910,9.43e-06
1911,9.88e-06
1912,1.0399999999999999e-05
1913,1.09e-05
1914,1.1400000000000001e-05
1915,1.2e-05
1916,1.26e-05
1917,1.32e-05
1918,1.3899999999999999e-05
1919,1.46e-05
1920,1.53e-05
1921,1.8200000000000002e-05
1922,2.5e-05
1923,3.49e-05
1924,4.72e-05
1925,6.12e-05
1926,7.6e-05
1927,9.09e-05
1928,0.00010499999999999999
1929,0.000118
1930,0.000129
1931,0.00013800000000000002
1932,0.000148
1933,0.000156
1934,0.000165
1935,0.00017299999999999998
1936,0.000182
1937,0.00019
1938,0.00019800000000000002
1939,0.000207
1940,0.000215
1941,0.000224
1942,0.00023300000000000003
1943,0.000242
1944,0.000252
1945,0.000262
1946,0.000273
1947,0.000285
1948,0.000297
1949,0.00031
1950,0.000324
1951,0.00034
1952,0.000357
1953,0.000375
1954,0.00039400000000000004
1955,0.000415
1956,0.00043599999999999997
1957,0.00045900000000000004
1958,0.000482
1959,0.000505
1960,0.0005290000000000001
1961,0.0005560000000000001
1962,0.0005859999999999999
1963,0.000619
1964,0.000653
1965,0.0006879999999999999
1966,0.000722
1967,0.000754
1968,0.0007840000000000001
1969,0.0008100000000000001
1970,0.0008309999999999999
1971,0.0008489999999999999
1972,0.000867
1973,0.000885
1974,0.000903
1975,0.00092
1976,0.0009350000000000001
1977,0.000949
1978,0.0009609999999999999
1979,0.000972
1980,0.000985
1981,0.000993
1982,0.001
1983,0.00101
1984,0.00102
1985,0.0010400000000000001
1986,0.0010500000000000002
1987,0.00108
1988,0.00111
1989,0.00113
1990,0.00116
1991,0.00123
1992,0.0013700000000000001
1993,0.0013700000000000001
1994,0.00147
1995,0.0033399999999999997
1996,0.00522
1997,0.007030000000000001
1998,0.00881
1999,0.0106
2000,0.0105
2001,0.0105
2002,0.0104
2003,0.0104
2004,0.0104
2005,0.0104
2006,0.0103
2007,0.0103
2008,0.0103
2009,0.010199999999999999
2010,0.010199999999999999
2011,0.0114
2012,0.0116
2013,0.011800000000000001
2014,0.012
2015,0.0123
2016,0.0125
2017,0.0127
2018,0.0129