year,IPC2
1850,3.53e-08
1851,3.53e-08
1852,3.53e-08
1853,3.53e-08
1854,3.53e-08
1855,3.53e-08
1856,3.53e-08
1857,3.53e-08
1858,3.53e-08
1859,3.53e-08
1860,3.53e-08
1861,3.53e-08
1862,3.53e-08
1863,3.53e-08
1864,3.53e-08
1865,3.53e-08
1866,3.53e-08
1867,3.53e-08
1868,3.53e-08
1869,3.53e-08
1870,3.53e-08
1871,3.53e-08
1872,3.53e-08
1873,3.53e-08
1874,3.53e-08
1875,3.53e-08
1876,3.53e-08
1877,3.53e-08
1878,3.53e-08
1879,3.53e-08
1880,3.53e-08
1881,3.53e-08
1882,3.53e-08
1883,3.53e-08
1884,3.53e-08
1885,3.54e-08
1886,3.54e-08
1887,3.54e-08
1888,3.54e-08
1889,3.54e-08
1890,3.54e-08
1891,4.04e-08
1892,5.4500000000000005e-08
1893,7.58e-08
1894,1.03e-07
1895,1.33e-07
1896,1.65e-07
1897,1.98e-07
1898,2.29e-07
1899,2.5700000000000004e-07
1900,2.7999999999999997e-07
1901,2.98e-07
1902,3.15e-07
1903,3.3100000000000004e-07
1904,3.46e-07
1905,3.6000000000000005e-07
1906,3.75e-07
1907,3.8999999999999997e-07
1908,4.06e-07
1909,4.24e-07
1910,4.43e-07
1911,4.64e-07
1912,4.870000000000001e-07
1913,5.11e-07
1914,5.36e-07
1915,5.63e-07
1916,5.91e-07
1917,6.2e-07
1918,6.51e-07
1919,6.83e-07
1920,7.17e-07
1921,8.91e-07
1922,1.31e-06
1923,1.93e-06
1924,2.69e-06
1925,3.5500000000000003e-06
1926,4.4600000000000005e-06
1927,5.369999999999999e-06
1928,6.2300000000000005e-06
1929,6.98e-06
1930,7.58e-06
1931,8.059999999999999e-06
1932,8.49e-06
1933,8.880000000000001e-06
1934,9.24e-06
1935,9.59e-06
1936,9.93e-06
1937,1.03e-05
1938,1.07e-05
1939,1.11e-05
1940,1.15e-05
1941,2.97e-05
1942,7.98e-05
1943,0.000156
1944,0.000253
1945,0.000365
1946,0.000486
1947,0.000611
1948,0.000734
1949,0.00085
1950,0.000953
1951,0.0010500000000000002
1952,0.00114
1953,0.00124
1954,0.00133
1955,0.0014299999999999998
1956,0.00152
1957,0.0016200000000000001
1958,0.00171
1959,0.00181
1960,0.0019
1961,0.00207
1962,0.00222
1963,0.00237
1964,0.00252
1965,0.00267
1966,0.00282
1967,0.00299
1968,0.00318
1969,0.0033900000000000002
1970,0.00365
1971,0.00432
1972,0.0043
1973,0.00509
1974,0.0051600000000000005
1975,0.00622
1976,0.00756
1977,0.008919999999999999
1978,0.0105
1979,0.0129
1980,0.0148
1981,0.0158
1982,0.0177
1983,0.0178
1984,0.0198
1985,0.02
1986,0.0238
1987,0.0285
1988,0.030600000000000002
1989,0.032799999999999996
1990,0.038299999999999994
1991,0.0492
1992,0.0624
1993,0.1
1994,0.139
1995,0.204
1996,0.292
1997,0.413
1998,0.342
1999,0.455
2000,0.649
2001,0.661
2002,0.668
2003,0.861
2004,0.861
2005,1.04
2006,1.02
2007,1.02
2008,1.05
2009,1.01
2010,0.979
2011,0.99
2012,0.963
2013,0.994
2014,1.05
2015,1.06
2016,1.14
2017,1.17
2018,1.04