year,IPC2
1850,2.5299999999999997e-09
1851,2.5299999999999997e-09
1852,2.5299999999999997e-09
1853,2.5299999999999997e-09
1854,2.5299999999999997e-09
1855,2.5299999999999997e-09
1856,2.5299999999999997e-09
1857,2.5299999999999997e-09
1858,2.5299999999999997e-09
1859,2.5299999999999997e-09
1860,2.5299999999999997e-09
1861,2.5299999999999997e-09
1862,2.5299999999999997e-09
1863,2.5299999999999997e-09
1864,2.5299999999999997e-09
1865,2.5299999999999997e-09
1866,2.5299999999999997e-09
1867,2.5299999999999997e-09
1868,2.5299999999999997e-09
1869,2.5299999999999997e-09
1870,2.5299999999999997e-09
1871,2.5299999999999997e-09
1872,2.5299999999999997e-09
1873,2.5299999999999997e-09
1874,2.5299999999999997e-09
1875,2.5299999999999997e-09
1876,2.5299999999999997e-09
1877,2.5299999999999997e-09
1878,2.5299999999999997e-09
1879,2.5299999999999997e-09
1880,2.5299999999999997e-09
1881,2.5299999999999997e-09
1882,2.5299999999999997e-09
1883,2.5299999999999997e-09
1884,2.5299999999999997e-09
1885,2.5299999999999997e-09
1886,2.5299999999999997e-09
1887,2.5299999999999997e-09
1888,2.5299999999999997e-09
1889,2.5299999999999997e-09
1890,2.54e-09
1891,2.9000000000000003e-09
1892,3.91e-09
1893,5.43e-09
1894,7.35e-09
1895,9.53e-09
1896,1.1899999999999999e-08
1897,1.42e-08
1898,1.6399999999999998e-08
1899,1.84e-08
1900,2e-08
1901,2.14e-08
1902,2.26e-08
1903,2.37e-08
1904,2.48e-08
1905,2.58e-08
1906,2.69e-08
1907,2.8e-08
1908,2.91e-08
1909,3.04e-08
1910,3.18e-08
1911,3.33e-08
1912,3.49e-08
1913,3.6600000000000003e-08
1914,3.84e-08
1915,4.03e-08
1916,4.2299999999999995e-08
1917,4.4499999999999995e-08
1918,4.6699999999999995e-08
1919,4.8999999999999995e-08
1920,5.1400000000000004e-08
1921,2.01e-07
1922,6.049999999999999e-07
1923,1.2e-06
1924,1.9200000000000003e-06
1925,2.7100000000000003e-06
1926,3.5e-06
1927,4.24e-06
1928,4.85e-06
1929,5.27e-06
1930,5.459999999999999e-06
1931,5.38e-06
1932,5.11e-06
1933,4.69e-06
1934,4.18e-06
1935,3.6099999999999997e-06
1936,3.05e-06
1937,2.5400000000000002e-06
1938,2.12e-06
1939,1.85e-06
1940,1.77e-06
1941,0.000389
1942,0.00147
1943,0.00312
1944,0.00522
1945,0.0076500000000000005
1946,0.0103
1947,0.013
1948,0.0157
1949,0.0182
1950,0.020399999999999998
1951,0.0225
1952,0.0245
1953,0.026600000000000002
1954,0.0286
1955,0.030600000000000002
1956,0.0327
1957,0.0347
1958,0.0368
1959,0.038799999999999994
1960,0.0409
1961,0.0428
1962,0.0445
1963,0.046
1964,0.0476
1965,0.049100000000000005
1966,0.0509
1967,0.052899999999999996
1968,0.055299999999999995
1969,0.0581
1970,0.059
1971,0.060200000000000004
1972,0.061399999999999996
1973,0.0627
1974,0.064
1975,0.0653
1976,0.06659999999999999
1977,0.068
1978,0.0694
1979,0.0708
1980,0.0722
1981,0.0737
1982,0.0752
1983,0.0767
1984,0.0783
1985,0.0799
1986,0.0815
1987,0.0832
1988,0.085
1989,0.0867
1990,0.0885
1991,0.0885
1992,0.0901
1993,0.09290000000000001
1994,0.0973
1995,0.106
1996,0.168
1997,0.258
1998,0.317
1999,0.368
2000,0.488
2001,0.614
2002,0.76
2003,0.905
2004,0.978
2005,1.08
2006,1.32
2007,1.66
2008,1.91
2009,1.97
2010,2.22
2011,2.41
2012,2.51
2013,2.6
2014,2.73
2015,2.91
2016,3.05
2017,3.21
2018,3.3