year,IPC2
1850,1.38e-06
1851,1.38e-06
1852,1.38e-06
1853,1.38e-06
1854,1.38e-06
1855,1.38e-06
1856,1.38e-06
1857,1.38e-06
1858,1.38e-06
1859,1.38e-06
1860,1.38e-06
1861,1.38e-06
1862,1.38e-06
1863,1.38e-06
1864,1.38e-06
1865,1.38e-06
1866,1.38e-06
1867,1.38e-06
1868,1.38e-06
1869,1.38e-06
1870,1.38e-06
1871,1.38e-06
1872,1.38e-06
1873,1.38e-06
1874,1.38e-06
1875,1.38e-06
1876,1.38e-06
1877,1.38e-06
1878,1.38e-06
1879,1.38e-06
1880,1.38e-06
1881,1.38e-06
1882,1.38e-06
1883,1.38e-06
1884,1.38e-06
1885,1.38e-06
1886,1.38e-06
1887,1.38e-06
1888,1.38e-06
1889,1.38e-06
1890,1.38e-06
1891,1.5800000000000001e-06
1892,2.13e-06
1893,2.96e-06
1894,4e-06
1895,5.19e-06
1896,6.45e-06
1897,7.72e-06
1898,8.930000000000001e-06
1899,1e-05
1900,1.09e-05
1901,1.1599999999999999e-05
1902,1.23e-05
1903,1.29e-05
1904,1.35e-05
1905,1.41e-05
1906,1.46e-05
1907,1.52e-05
1908,1.58e-05
1909,1.65e-05
1910,1.73e-05
1911,1.8100000000000003e-05
1912,1.9e-05
1913,1.9900000000000003e-05
1914,2.09e-05
1915,2.19e-05
1916,2.3e-05
1917,2.42e-05
1918,2.5399999999999997e-05
1919,2.66e-05
1920,2.79e-05
1921,3.39e-05
1922,4.8e-05
1923,6.87e-05
1924,9.45e-05
1925,0.000124
1926,0.000155
1927,0.000186
1928,0.000216
1929,0.000243
1930,0.000266
1931,0.000285
1932,0.000304
1933,0.000322
1934,0.000339
1935,0.000356
1936,0.000373
1937,0.00039
1938,0.00040699999999999997
1939,0.000425
1940,0.000443
1941,0.000465
1942,0.000493
1943,0.000526
1944,0.0005639999999999999
1945,0.000605
1946,0.0006490000000000001
1947,0.000696
1948,0.000743
1949,0.000791
1950,0.000839
1951,0.000888
1952,0.00094
1953,0.000994
1954,0.0010500000000000002
1955,0.00111
1956,0.00117
1957,0.00124
1958,0.0013
1959,0.0013700000000000001
1960,0.0014299999999999998
1961,0.0015
1962,0.00158
1963,0.00166
1964,0.00174
1965,0.00183
1966,0.0019199999999999998
1967,0.002
1968,0.0020800000000000003
1969,0.00216
1970,0.0022299999999999998
1971,0.00231
1972,0.00244
1973,0.00261
1974,0.00279
1975,0.00299
1976,0.00321
1977,0.00342
1978,0.00363
1979,0.00382
1980,0.004
1981,0.00417
1982,0.00436
1983,0.00456
1984,0.00477
1985,0.00497
1986,0.00515
1987,0.00534
1988,0.00564
1989,0.00594
1990,0.0062
1991,0.0068200000000000005
1992,0.00784
1993,0.0114
1994,0.0184
1995,0.0362
1996,0.048299999999999996
1997,0.0575
1998,0.0778
1999,0.102
2000,0.129
2001,0.163
2002,0.206
2003,0.254
2004,0.319
2005,0.392
2006,0.435
2007,0.488
2008,0.541
2009,0.616
2010,0.687
2011,0.766
2012,0.827
2013,0.966
2014,1.09
2015,1.2
2016,1.37
2017,1.75
2018,2.15