year,IPC2
1850,3.5899999999999997e-07
1851,3.5899999999999997e-07
1852,3.5899999999999997e-07
1853,3.5899999999999997e-07
1854,3.5899999999999997e-07
1855,3.5899999999999997e-07
1856,3.5899999999999997e-07
1857,3.5899999999999997e-07
1858,3.5899999999999997e-07
1859,3.5899999999999997e-07
1860,3.5899999999999997e-07
1861,3.5899999999999997e-07
1862,3.5899999999999997e-07
1863,3.5899999999999997e-07
1864,3.5899999999999997e-07
1865,3.5899999999999997e-07
1866,3.5899999999999997e-07
1867,3.5899999999999997e-07
1868,3.5899999999999997e-07
1869,3.5899999999999997e-07
1870,3.5899999999999997e-07
1871,3.5899999999999997e-07
1872,3.5899999999999997e-07
1873,3.5899999999999997e-07
1874,3.5899999999999997e-07
1875,3.5899999999999997e-07
1876,3.5899999999999997e-07
1877,3.5899999999999997e-07
1878,3.5899999999999997e-07
1879,3.5899999999999997e-07
1880,3.5899999999999997e-07
1881,3.5899999999999997e-07
1882,3.5899999999999997e-07
1883,3.5899999999999997e-07
1884,3.5899999999999997e-07
1885,3.5899999999999997e-07
1886,3.5899999999999997e-07
1887,3.5899999999999997e-07
1888,3.5899999999999997e-07
1889,3.5899999999999997e-07
1890,3.5899999999999997e-07
1891,4.11e-07
1892,5.54e-07
1893,7.699999999999999e-07
1894,1.04e-06
1895,1.35e-06
1896,1.68e-06
1897,2.0100000000000002e-06
1898,2.33e-06
1899,2.61e-06
1900,2.84e-06
1901,3.0300000000000002e-06
1902,3.2000000000000003e-06
1903,3.36e-06
1904,3.5100000000000003e-06
1905,3.66e-06
1906,3.81e-06
1907,3.96e-06
1908,4.13e-06
1909,4.309999999999999e-06
1910,4.499999999999999e-06
1911,4.7200000000000005e-06
1912,4.95e-06
1913,5.19e-06
1914,5.45e-06
1915,5.72e-06
1916,6e-06
1917,6.3e-06
1918,6.61e-06
1919,6.94e-06
1920,7.28e-06
1921,1.08e-05
1922,1.98e-05
1923,3.31e-05
1924,4.94e-05
1925,6.75e-05
1926,8.599999999999999e-05
1927,0.000104
1928,0.00011899999999999999
1929,0.000132
1930,0.00014000000000000001
1931,0.00014299999999999998
1932,0.00014399999999999998
1933,0.00014199999999999998
1934,0.00013900000000000002
1935,0.000135
1936,0.000131
1937,0.000127
1938,0.000126
1939,0.000126
1940,0.000129
1941,0.000134
1942,0.00014000000000000001
1943,0.000147
1944,0.000155
1945,0.000164
1946,0.00017299999999999998
1947,0.000183
1948,0.000193
1949,0.000204
1950,0.000215
1951,0.00022700000000000002
1952,0.00023999999999999998
1953,0.000254
1954,0.00026900000000000003
1955,0.000285
1956,0.00030199999999999997
1957,0.000319
1958,0.000337
1959,0.000356
1960,0.000376
1961,0.000397
1962,0.000421
1963,0.000448
1964,0.000477
1965,0.000507
1966,0.000537
1967,0.0005679999999999999
1968,0.000598
1969,0.000626
1970,0.000735
1971,0.000726
1972,0.000696
1973,0.000848
1974,0.0009459999999999999
1975,0.00087
1976,0.000996
1977,0.00122
1978,0.00132
1979,0.00138
1980,0.0014199999999999998
1981,0.00147
1982,0.00136
1983,0.00131
1984,0.00146
1985,0.00148
1986,0.0016200000000000001
1987,0.00166
1988,0.00175
1989,0.00181
1990,0.00155
1991,0.0015300000000000001
1992,0.0014199999999999998
1993,0.0015300000000000001
1994,0.0018
1995,0.00195
1996,0.00294
1997,0.00297
1998,0.0035299999999999997
1999,0.00411
2000,0.004019999999999999
2001,0.0046500000000000005
2002,0.004849999999999999
2003,0.00477
2004,0.004900000000000001
2005,0.00509
2006,0.005730000000000001
2007,0.00623
2008,0.006730000000000001
2009,0.00736
2010,0.00801
2011,0.0077
2012,0.008029999999999999
2013,0.00836
2014,0.00869
2015,0.00902
2016,0.009349999999999999
2017,0.00968
2018,0.01