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
1921,0.0
1922,0.0
1923,0.0
1924,0.0
1925,0.0
1926,0.0
1927,0.0
1928,0.0
1929,0.0
1930,0.0
1931,0.0
1932,0.0
1933,0.0
1934,0.0
1935,0.0
1936,0.0
1937,0.0
1938,0.0
1939,0.0
1940,0.0
1941,7.08e-09
1942,2.6800000000000002e-08
1943,5.7e-08
1944,9.540000000000001e-08
1945,1.3999999999999998e-07
1946,1.88e-07
1947,2.3800000000000001e-07
1948,2.86e-07
1949,3.32e-07
1950,3.73e-07
1951,4.1e-07
1952,4.48e-07
1953,4.85e-07
1954,5.22e-07
1955,5.599999999999999e-07
1956,5.97e-07
1957,6.350000000000001e-07
1958,6.72e-07
1959,7.1e-07
1960,7.47e-07
1961,7.82e-07
1962,8.13e-07
1963,8.41e-07
1964,8.68e-07
1965,8.97e-07
1966,9.29e-07
1967,9.66e-07
1968,1.01e-06
1969,1.06e-06
1970,9.740000000000001e-07
1971,1.3600000000000001e-06
1972,1.35e-06
1973,1.72e-06
1974,1.26e-06
1975,2.0699999999999997e-06
1976,2.6700000000000003e-06
1977,3.1199999999999998e-06
1978,3.6900000000000002e-06
1979,4.34e-06
1980,3.9300000000000005e-06
1981,4.04e-06
1982,4.21e-06
1983,4.5599999999999995e-06
1984,3.5500000000000003e-06
1985,5.3e-06
1986,7.2199999999999995e-06
1987,8.31e-06
1988,9.169999999999999e-06
1989,9.88e-06
1990,2.06e-05
1991,2.69e-05
1992,2.88e-05
1993,3.26e-05
1994,4.06e-05
1995,4.83e-05
1996,5.16e-05
1997,4.7600000000000005e-05
1998,3.82e-05
1999,2.97e-05
2000,2.52e-05
2001,2.76e-05
2002,2.69e-05
2003,2.41e-05
2004,2.12e-05
2005,2.17e-05
2006,1.9900000000000003e-05
2007,1.61e-05
2008,1.6400000000000002e-05
2009,1.4999999999999999e-05
2010,1.47e-05
2011,1.35e-05
2012,1.3700000000000001e-05
2013,1.34e-05
2014,1.38e-05
2015,1.3599999999999999e-05
2016,1.72e-05
2017,1.7500000000000002e-05
2018,1.68e-05