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
1921,4.58e-09
1922,1.7e-08
1923,3.53e-08
1924,5.75e-08
1925,8.17e-08
1926,1.06e-07
1927,1.2799999999999998e-07
1928,1.46e-07
1929,1.5899999999999998e-07
1930,1.6300000000000002e-07
1931,1.6e-07
1932,1.5e-07
1933,1.35e-07
1934,1.17e-07
1935,9.74e-08
1936,7.79e-08
1937,5.99e-08
1938,4.51e-08
1939,3.5099999999999997e-08
1940,3.1399999999999997e-08
1941,3.1999999999999995e-08
1942,3.3800000000000005e-08
1943,3.6600000000000003e-08
1944,4.03e-08
1945,4.47e-08
1946,4.97e-08
1947,5.5e-08
1948,6.07e-08
1949,6.65e-08
1950,7.220000000000001e-08
1951,7.83e-08
1952,8.51e-08
1953,9.27e-08
1954,1.01e-07
1955,1.1e-07
1956,1.2000000000000002e-07
1957,1.3e-07
1958,1.42e-07
1959,1.54e-07
1960,1.66e-07
1961,1.8100000000000002e-07
1962,1.98e-07
1963,2.17e-07
1964,2.39e-07
1965,2.63e-07
1966,2.8899999999999995e-07
1967,3.17e-07
1968,3.4699999999999997e-07
1969,3.78e-07
1970,4.11e-07
1971,4.5e-07
1972,4.970000000000001e-07
1973,5.51e-07
1974,6.1e-07
1975,6.73e-07
1976,7.389999999999999e-07
1977,8.04e-07
1978,8.69e-07
1979,9.300000000000001e-07
1980,9.88e-07
1981,1.04e-06
1982,1.09e-06
1983,1.1399999999999999e-06
1984,1.19e-06
1985,1.25e-06
1986,1.2999999999999998e-06
1987,1.35e-06
1988,1.41e-06
1989,1.48e-06
1990,1.47e-06
1991,4.54e-06
1992,1.17e-05
1993,4.8e-05
1994,0.000124
1995,0.000243
1996,0.000544
1997,0.0009080000000000001
1998,0.0014299999999999998
1999,0.00189
2000,0.00292
2001,0.0106
2002,0.0183
2003,0.0135
2004,0.00877
2005,0.0152
2006,0.02
2007,0.0668
2008,0.114
2009,0.0719
2010,0.0304
2011,0.0152
2012,5.69e-05
2013,0.0426
2014,0.085
2015,0.102
2016,0.118
2017,0.133
2018,0.108