year,IPC2
1850,1e-06
1851,1e-06
1852,1e-06
1853,1e-06
1854,1e-06
1855,1e-06
1856,1e-06
1857,1e-06
1858,1e-06
1859,1e-06
1860,1e-06
1861,1e-06
1862,1e-06
1863,1e-06
1864,1e-06
1865,1e-06
1866,1e-06
1867,1e-06
1868,1e-06
1869,1e-06
1870,1e-06
1871,1e-06
1872,1e-06
1873,1e-06
1874,1e-06
1875,1e-06
1876,1e-06
1877,1e-06
1878,1e-06
1879,1e-06
1880,1e-06
1881,1e-06
1882,1e-06
1883,1e-06
1884,1e-06
1885,1e-06
1886,1e-06
1887,1e-06
1888,1e-06
1889,1e-06
1890,1e-06
1891,1.17e-06
1892,1.64e-06
1893,2.34e-06
1894,3.22e-06
1895,4.23e-06
1896,5.3e-06
1897,6.38e-06
1898,7.41e-06
1899,8.33e-06
1900,9.08e-06
1901,9.7e-06
1902,1.03e-05
1903,1.08e-05
1904,1.1299999999999999e-05
1905,1.18e-05
1906,1.22e-05
1907,1.2699999999999999e-05
1908,1.33e-05
1909,1.3899999999999999e-05
1910,1.45e-05
1911,1.52e-05
1912,1.59e-05
1913,1.67e-05
1914,1.76e-05
1915,1.85e-05
1916,1.94e-05
1917,2.04e-05
1918,2.14e-05
1919,2.24e-05
1920,2.35e-05
1921,2.8e-05
1922,3.85e-05
1923,5.37e-05
1924,7.26e-05
1925,9.41e-05
1926,0.00011700000000000001
1927,0.00014000000000000001
1928,0.000162
1929,0.000182
1930,0.000199
1931,0.000213
1932,0.00022700000000000002
1933,0.00023999999999999998
1934,0.000254
1935,0.000266
1936,0.000279
1937,0.000292
1938,0.000305
1939,0.00031800000000000003
1940,0.000331
1941,0.000345
1942,0.000358
1943,0.000373
1944,0.000388
1945,0.000404
1946,0.00041999999999999996
1947,0.000438
1948,0.000457
1949,0.000477
1950,0.000499
1951,0.000522
1952,0.0005480000000000001
1953,0.0005759999999999999
1954,0.000606
1955,0.000638
1956,0.000671
1957,0.000705
1958,0.000741
1959,0.000777
1960,0.0008139999999999999
1961,0.000855
1962,0.000901
1963,0.0009509999999999999
1964,0.001
1965,0.00106
1966,0.00111
1967,0.00116
1968,0.00121
1969,0.00125
1970,0.0013
1971,0.00131
1972,0.00135
1973,0.00139
1974,0.0014299999999999998
1975,0.00147
1976,0.00151
1977,0.00155
1978,0.00159
1979,0.00163
1980,0.0016799999999999999
1981,0.0017
1982,0.00172
1983,0.00175
1984,0.00176
1985,0.0017800000000000001
1986,0.0018700000000000001
1987,0.00191
1988,0.00232
1989,0.0028
1990,0.0030099999999999997
1991,0.0029
1992,0.00297
1993,0.0028399999999999996
1994,0.00297
1995,0.0044599999999999996
1996,0.00607
1997,0.014199999999999999
1998,0.0161
1999,0.05
2000,0.0375
2001,0.0344
2002,0.0255
2003,0.027100000000000003
2004,0.023899999999999998
2005,0.021
2006,0.017
2007,0.013800000000000002
2008,0.0106
2009,0.0107
2010,0.0108
2011,0.012199999999999999
2012,0.016
2013,0.019600000000000003
2014,0.0181
2015,0.00822
2016,0.00639
2017,0.0069900000000000006
2018,0.00743