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
1941,1.97e-13
1942,7.460000000000001e-13
1943,1.58e-12
1944,2.6500000000000002e-12
1945,3.88e-12
1946,5.22e-12
1947,6.6e-12
1948,7.96e-12
1949,9.23e-12
1950,1.0400000000000001e-11
1951,1.1399999999999999e-11
1952,1.24e-11
1953,1.35e-11
1954,1.45e-11
1955,1.56e-11
1956,1.66e-11
1957,1.76e-11
1958,1.8699999999999997e-11
1959,1.97e-11
1960,2.0800000000000002e-11
1961,2.17e-11
1962,2.26e-11
1963,2.34e-11
1964,2.41e-11
1965,2.4900000000000003e-11
1966,2.58e-11
1967,2.6799999999999997e-11
1968,2.8e-11
1969,2.95e-11
1970,3.11e-11
1971,4.7500000000000004e-11
1972,4.3900000000000005e-11
1973,6.79e-11
1974,5.33e-11
1975,8.51e-11
1976,1.2200000000000002e-10
1977,1.5200000000000002e-10
1978,1.75e-10
1979,2.24e-10
1980,2.16e-10
1981,2.41e-10
1982,2.87e-10
1983,2.8500000000000005e-10
1984,2.99e-10
1985,3.39e-10
1986,3.86e-10
1987,4.38e-10
1988,4.6e-10
1989,4.87e-10
1990,4.999999999999999e-10
1991,4.82e-10
1992,4.910000000000001e-10
1993,4.3099999999999996e-10
1994,4.669999999999999e-10
1995,5.09e-10
1996,5.48e-10
1997,5.84e-10
1998,5.97e-10
1999,5.11e-10
2000,5.249999999999999e-10
2001,6.050000000000001e-10
2002,5.64e-10
2003,4.2699999999999997e-10
2004,3.7800000000000004e-10
2005,3.63e-10
2006,3.92e-10
2007,4.01e-10
2008,3.93e-10
2009,4.1e-10
2010,4.2699999999999997e-10
2011,3.48e-10
2012,3.33e-10
2013,3.17e-10
2014,3.01e-10
2015,2.8500000000000005e-10
2016,2.69e-10
2017,2.53e-10
2018,2.38e-10