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
1921,6.75e-09
1922,2.51e-08
1923,5.2099999999999997e-08
1924,8.48e-08
1925,1.2000000000000002e-07
1926,1.56e-07
1927,1.89e-07
1928,2.16e-07
1929,2.34e-07
1930,2.41e-07
1931,2.36e-07
1932,2.21e-07
1933,1.9900000000000002e-07
1934,1.72e-07
1935,1.44e-07
1936,1.15e-07
1937,8.83e-08
1938,6.65e-08
1939,5.1700000000000006e-08
1940,4.63e-08
1941,4.72e-08
1942,4.9799999999999996e-08
1943,5.4e-08
1944,5.94e-08
1945,6.59e-08
1946,7.320000000000001e-08
1947,8.12e-08
1948,8.949999999999999e-08
1949,9.799999999999999e-08
1950,1.07e-07
1951,1.15e-07
1952,1.25e-07
1953,1.37e-07
1954,1.49e-07
1955,1.62e-07
1956,1.7699999999999998e-07
1957,1.92e-07
1958,2.09e-07
1959,2.2599999999999999e-07
1960,2.45e-07
1961,2.66e-07
1962,2.9100000000000005e-07
1963,3.2e-07
1964,3.52e-07
1965,3.8699999999999996e-07
1966,4.2499999999999995e-07
1967,4.6500000000000005e-07
1968,5.09e-07
1969,5.550000000000001e-07
1970,5.52e-07
1971,8.620000000000001e-07
1972,1.31e-06
1973,2.0100000000000002e-06
1974,3.1e-06
1975,4.79e-06
1976,7.4700000000000005e-06
1977,1.17e-05
1978,1.85e-05
1979,2.95e-05
1980,4.7300000000000005e-05
1981,7.670000000000001e-05
1982,0.000126
1983,0.00020899999999999998
1984,0.00035099999999999997
1985,0.000602
1986,0.0010500000000000002
1987,0.00188
1988,0.00344
1989,0.0064800000000000005
1990,0.00649
1991,0.0111
1992,0.0128
1993,0.030199999999999998
1994,0.0733
1995,0.136
1996,0.227
1997,0.372
1998,0.483
1999,0.639
2000,0.77
2001,0.852
2002,0.935
2003,1.0
2004,1.09
2005,1.11
2006,1.13
2007,1.14
2008,1.16
2009,1.15
2010,1.13
2011,1.11
2012,1.09
2013,1.08
2014,1.1
2015,1.12
2016,1.14
2017,1.1
2018,1.03