year,IPC2
1850,7.09e-09
1851,7.09e-09
1852,7.09e-09
1853,7.09e-09
1854,7.09e-09
1855,7.09e-09
1856,7.09e-09
1857,7.09e-09
1858,7.09e-09
1859,7.09e-09
1860,7.09e-09
1861,7.09e-09
1862,7.09e-09
1863,7.09e-09
1864,7.09e-09
1865,7.09e-09
1866,7.09e-09
1867,7.09e-09
1868,7.1e-09
1869,7.1e-09
1870,7.1e-09
1871,7.1e-09
1872,7.1e-09
1873,7.1e-09
1874,7.1e-09
1875,7.1e-09
1876,7.1e-09
1877,7.1e-09
1878,7.1e-09
1879,7.1e-09
1880,7.1e-09
1881,7.1e-09
1882,7.1e-09
1883,7.1e-09
1884,7.1e-09
1885,7.1e-09
1886,7.1e-09
1887,7.1e-09
1888,7.1e-09
1889,7.1e-09
1890,7.1e-09
1891,8.120000000000001e-09
1892,1.09e-08
1893,1.52e-08
1894,2.06e-08
1895,2.6699999999999998e-08
1896,3.32e-08
1897,3.98e-08
1898,4.6e-08
1899,5.16e-08
1900,5.61e-08
1901,5.99e-08
1902,6.329999999999999e-08
1903,6.64e-08
1904,6.940000000000001e-08
1905,7.24e-08
1906,7.53e-08
1907,7.83e-08
1908,8.16e-08
1909,8.51e-08
1910,8.899999999999999e-08
1911,9.330000000000001e-08
1912,9.78e-08
1913,1.03e-07
1914,1.08e-07
1915,1.1299999999999999e-07
1916,1.1900000000000001e-07
1917,1.25e-07
1918,1.3100000000000002e-07
1919,1.37e-07
1920,1.44e-07
1921,1.75e-07
1922,2.47e-07
1923,3.5399999999999997e-07
1924,4.86e-07
1925,6.37e-07
1926,7.960000000000001e-07
1927,9.57e-07
1928,1.1100000000000002e-06
1929,1.25e-06
1930,1.37e-06
1931,1.47e-06
1932,1.5599999999999999e-06
1933,1.66e-06
1934,1.75e-06
1935,1.83e-06
1936,1.9200000000000003e-06
1937,2.0100000000000002e-06
1938,2.1e-06
1939,2.19e-06
1940,2.2799999999999998e-06
1941,4.32e-05
1942,0.000157
1943,0.000332
1944,0.000553
1945,0.0008100000000000001
1946,0.00109
1947,0.0013700000000000001
1948,0.00166
1949,0.0019199999999999998
1950,0.00216
1951,0.00237
1952,0.00259
1953,0.0028
1954,0.00302
1955,0.0032400000000000003
1956,0.0034500000000000004
1957,0.00367
1958,0.0038799999999999998
1959,0.0040999999999999995
1960,0.00432
1961,0.00452
1962,0.0047
1963,0.004860000000000001
1964,0.005019999999999999
1965,0.00519
1966,0.00537
1967,0.00558
1968,0.00583
1969,0.0089
1970,0.013
1971,0.0195
1972,0.0189
1973,0.025
1974,0.018699999999999998
1975,0.0305
1976,0.0409
1977,0.0494
1978,0.0599
1979,0.0723
1980,0.0711
1981,0.07859999999999999
1982,0.0896
1983,0.0994
1984,0.0999
1985,0.128
1986,0.145
1987,0.15
1988,0.147
1989,0.144
1990,0.167
1991,0.179
1992,0.219
1993,0.245
1994,0.317
1995,0.382
1996,0.403
1997,0.493
1998,0.588
1999,0.706
2000,0.84
2001,0.941
2002,1.07
2003,1.2
2004,1.35
2005,1.5
2006,1.66
2007,1.8
2008,1.93
2009,2.0
2010,2.01
2011,1.87
2012,2.09
2013,2.05
2014,1.95
2015,1.52
2016,1.58
2017,1.28
2018,1.46