year,IPC2
1850,1.84e-06
1851,1.84e-06
1852,1.84e-06
1853,1.84e-06
1854,1.84e-06
1855,1.84e-06
1856,1.84e-06
1857,1.84e-06
1858,1.84e-06
1859,1.84e-06
1860,1.84e-06
1861,1.84e-06
1862,1.84e-06
1863,1.84e-06
1864,1.84e-06
1865,1.84e-06
1866,1.84e-06
1867,1.84e-06
1868,1.84e-06
1869,1.84e-06
1870,1.84e-06
1871,1.84e-06
1872,1.84e-06
1873,1.84e-06
1874,1.84e-06
1875,1.84e-06
1876,1.84e-06
1877,1.84e-06
1878,1.84e-06
1879,1.84e-06
1880,1.84e-06
1881,1.84e-06
1882,1.84e-06
1883,1.85e-06
1884,1.85e-06
1885,1.85e-06
1886,1.85e-06
1887,1.85e-06
1888,1.85e-06
1889,1.85e-06
1890,1.85e-06
1891,2.16e-06
1892,3.01e-06
1893,4.309999999999999e-06
1894,5.94e-06
1895,7.79e-06
1896,9.76e-06
1897,1.18e-05
1898,1.3599999999999999e-05
1899,1.53e-05
1900,1.67e-05
1901,1.7899999999999998e-05
1902,1.89e-05
1903,1.98e-05
1904,2.07e-05
1905,2.16e-05
1906,2.2499999999999998e-05
1907,2.34e-05
1908,2.44e-05
1909,2.55e-05
1910,2.6700000000000002e-05
1911,2.8e-05
1912,2.93e-05
1913,3.08e-05
1914,3.23e-05
1915,3.4e-05
1916,3.57e-05
1917,3.75e-05
1918,3.93e-05
1919,4.13e-05
1920,4.3299999999999995e-05
1921,5.16e-05
1922,7.08e-05
1923,9.89e-05
1924,0.000134
1925,0.00017299999999999998
1926,0.000215
1927,0.000257
1928,0.000298
1929,0.000335
1930,0.000366
1931,0.00039200000000000004
1932,0.00041799999999999997
1933,0.000442
1934,0.000467
1935,0.00049
1936,0.000514
1937,0.000537
1938,0.0005610000000000001
1939,0.000585
1940,0.000609
1941,0.000634
1942,0.00066
1943,0.0006860000000000001
1944,0.000714
1945,0.000743
1946,0.0007740000000000001
1947,0.0008060000000000001
1948,0.000841
1949,0.000878
1950,0.0009180000000000001
1951,0.000962
1952,0.00101
1953,0.00106
1954,0.0011200000000000001
1955,0.00117
1956,0.00124
1957,0.0013
1958,0.00136
1959,0.0014299999999999998
1960,0.0015
1961,0.00157
1962,0.00166
1963,0.00175
1964,0.00185
1965,0.00195
1966,0.00204
1967,0.00214
1968,0.00222
1969,0.00229
1970,0.00235
1971,0.0024
1972,0.00246
1973,0.0025099999999999996
1974,0.00256
1975,0.0026
1976,0.00265
1977,0.00269
1978,0.00272
1979,0.00275
1980,0.00279
1981,0.00281
1982,0.00283
1983,0.0028599999999999997
1984,0.00289
1985,0.0029300000000000003
1986,0.00294
1987,0.00302
1988,0.00309
1989,0.00315
1990,0.00322
1991,0.00342
1992,0.00381
1993,0.00385
1994,0.00413
1995,0.00942
1996,0.0148
1997,0.02
1998,0.0252
1999,0.0303
2000,0.030100000000000002
2001,0.03
2002,0.0299
2003,0.0297
2004,0.0296
2005,0.0295
2006,0.0293
2007,0.0292
2008,0.0291
2009,0.0289
2010,0.0288
2011,0.032299999999999995
2012,0.0329
2013,0.0334
2014,0.034
2015,0.0346
2016,0.0352
2017,0.0358
2018,0.0363