year,IPC2
1850,1.5800000000000001e-06
1851,1.5800000000000001e-06
1852,1.5800000000000001e-06
1853,1.5800000000000001e-06
1854,1.5800000000000001e-06
1855,1.5800000000000001e-06
1856,1.5800000000000001e-06
1857,1.5800000000000001e-06
1858,1.5800000000000001e-06
1859,1.5800000000000001e-06
1860,1.5800000000000001e-06
1861,1.5800000000000001e-06
1862,1.5800000000000001e-06
1863,1.5800000000000001e-06
1864,1.5800000000000001e-06
1865,1.5800000000000001e-06
1866,1.5800000000000001e-06
1867,1.5800000000000001e-06
1868,1.5800000000000001e-06
1869,1.5800000000000001e-06
1870,1.5800000000000001e-06
1871,1.5800000000000001e-06
1872,1.5800000000000001e-06
1873,1.5800000000000001e-06
1874,1.5800000000000001e-06
1875,1.5800000000000001e-06
1876,1.5800000000000001e-06
1877,1.5800000000000001e-06
1878,1.5800000000000001e-06
1879,1.5800000000000001e-06
1880,1.5800000000000001e-06
1881,1.5800000000000001e-06
1882,1.5800000000000001e-06
1883,1.5800000000000001e-06
1884,1.5800000000000001e-06
1885,1.5800000000000001e-06
1886,1.5800000000000001e-06
1887,1.5800000000000001e-06
1888,1.5800000000000001e-06
1889,1.5800000000000001e-06
1890,1.5800000000000001e-06
1891,1.81e-06
1892,2.43e-06
1893,3.3800000000000002e-06
1894,4.58e-06
1895,5.94e-06
1896,7.3800000000000005e-06
1897,8.84e-06
1898,1.02e-05
1899,1.15e-05
1900,1.25e-05
1901,1.33e-05
1902,1.41e-05
1903,1.48e-05
1904,1.54e-05
1905,1.61e-05
1906,1.67e-05
1907,1.74e-05
1908,1.8100000000000003e-05
1909,1.89e-05
1910,1.98e-05
1911,2.07e-05
1912,2.17e-05
1913,2.2800000000000002e-05
1914,2.39e-05
1915,2.51e-05
1916,2.64e-05
1917,2.77e-05
1918,2.91e-05
1919,3.05e-05
1920,3.2e-05
1921,3.88e-05
1922,5.5e-05
1923,7.87e-05
1924,0.000108
1925,0.00014199999999999998
1926,0.000177
1927,0.000213
1928,0.000247
1929,0.00027800000000000004
1930,0.000304
1931,0.000326
1932,0.000348
1933,0.000368
1934,0.000388
1935,0.000408
1936,0.00042699999999999997
1937,0.000446
1938,0.00046600000000000005
1939,0.000486
1940,0.000507
1941,0.000528
1942,0.00055
1943,0.0005729999999999999
1944,0.000597
1945,0.000623
1946,0.0006490000000000001
1947,0.0006770000000000001
1948,0.000707
1949,0.000739
1950,0.0007740000000000001
1951,0.0008110000000000001
1952,0.000851
1953,0.0008950000000000001
1954,0.0009419999999999999
1955,0.000991
1956,0.0010400000000000001
1957,0.0011
1958,0.00115
1959,0.00121
1960,0.00127
1961,0.00133
1962,0.0014
1963,0.00148
1964,0.00156
1965,0.00164
1966,0.00173
1967,0.0018
1968,0.0018700000000000001
1969,0.00182
1970,0.00184
1971,0.00171
1972,0.00176
1973,0.00166
1974,0.00164
1975,0.00161
1976,0.00164
1977,0.00171
1978,0.0016899999999999999
1979,0.00173
1980,0.00186
1981,0.0019
1982,0.00177
1983,0.00163
1984,0.00157
1985,0.00103
1986,0.00113
1987,0.00133
1988,0.00117
1989,0.000875
1990,0.000816
1991,0.0005809999999999999
1992,0.0008110000000000001
1993,0.000777
1994,0.0008100000000000001
1995,0.000635
1996,0.000647
1997,0.000737
1998,0.0006969999999999999
1999,0.0006450000000000001
2000,0.000611
2001,0.000537
2002,0.000488
2003,0.000458
2004,0.000448
2005,0.000383
2006,0.000388
2007,0.00035999999999999997
2008,0.00032700000000000003
2009,0.000222
2010,0.000256
2011,0.000204
2012,0.00019800000000000002
2013,0.000193
2014,6.469999999999999e-05
2015,5.93e-05
2016,5.39e-05
2017,5.66e-05
2018,0.0