year,IPC2
1850,0.0
1851,0.0
1852,0.0
1853,0.0
1854,0.0
1855,0.0
1856,0.0
1857,0.0
1858,0.0
1859,0.0
1860,0.0
1861,0.0
1862,0.0
1863,0.0
1864,0.0
1865,0.0
1866,0.0
1867,0.0
1868,0.0
1869,0.0
1870,0.0
1871,0.0
1872,0.0
1873,0.0
1874,0.0
1875,0.0
1876,0.0
1877,0.0
1878,0.0
1879,0.0
1880,0.0
1881,0.0
1882,0.0
1883,0.0
1884,0.0
1885,0.0
1886,0.0
1887,0.0
1888,0.0
1889,0.0
1890,0.0
1891,0.0
1892,0.0
1893,0.0
1894,0.0
1895,0.0
1896,0.0
1897,0.0
1898,0.0
1899,0.0
1900,0.0
1901,0.0
1902,0.0
1903,0.0
1904,0.0
1905,0.0
1906,0.0
1907,0.0
1908,0.0
1909,0.0
1910,0.0
1911,0.0
1912,0.0
1913,0.0
1914,0.0
1915,0.0
1916,0.0
1917,0.0
1918,0.0
1919,0.0
1920,0.0
1921,8.07e-13
1922,3e-12
1923,6.23e-12
1924,1.01e-11
1925,1.44e-11
1926,1.8699999999999997e-11
1927,2.26e-11
1928,2.58e-11
1929,2.8e-11
1930,2.88e-11
1931,2.82e-11
1932,2.64e-11
1933,2.38e-11
1934,2.06e-11
1935,1.72e-11
1936,1.37e-11
1937,1.0600000000000001e-11
1938,7.96e-12
1939,6.19e-12
1940,5.53e-12
1941,5.65e-12
1942,5.9600000000000005e-12
1943,6.4599999999999995e-12
1944,7.109999999999999e-12
1945,7.88e-12
1946,8.76e-12
1947,9.710000000000001e-12
1948,1.07e-11
1949,1.17e-11
1950,1.2699999999999999e-11
1951,1.38e-11
1952,1.5e-11
1953,1.63e-11
1954,1.78e-11
1955,1.94e-11
1956,2.11e-11
1957,2.3e-11
1958,2.4999999999999998e-11
1959,2.7100000000000002e-11
1960,2.93e-11
1961,3.19e-11
1962,3.4900000000000004e-11
1963,3.83e-11
1964,4.21e-11
1965,4.62e-11
1966,5.0799999999999995e-11
1967,5.5700000000000005e-11
1968,6.089999999999999e-11
1969,6.64e-11
1970,6.61e-11
1971,1.51e-10
1972,3.46e-10
1973,7.92e-10
1974,1.81e-09
1975,4.15e-09
1976,9.490000000000001e-09
1977,2.17e-08
1978,4.97e-08
1979,1.14e-07
1980,2.6e-07
1981,5.95e-07
1982,1.3600000000000001e-06
1983,3.1199999999999998e-06
1984,7.13e-06
1985,1.63e-05
1986,3.74e-05
1987,8.55e-05
1988,0.00019600000000000002
1989,0.000448
1990,0.0009509999999999999
1991,0.00206
1992,0.00317
1993,0.0125
1994,0.0292
1995,0.0639
1996,0.11
1997,0.153
1998,0.218
1999,0.302
2000,0.4
2001,0.468
2002,0.543
2003,0.612
2004,0.696
2005,0.746
2006,0.846
2007,0.919
2008,0.993
2009,1.09
2010,1.21
2011,1.31
2012,1.41
2013,1.51
2014,1.58
2015,1.68
2016,1.76
2017,1.88
2018,1.97