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
1921,2.43e-09
1922,9.04e-09
1923,1.88e-08
1924,3.0599999999999996e-08
1925,4.35e-08
1926,5.63e-08
1927,6.810000000000001e-08
1928,7.79e-08
1929,8.45e-08
1930,8.69e-08
1931,8.49e-08
1932,7.96e-08
1933,7.17e-08
1934,6.219999999999999e-08
1935,5.18e-08
1936,4.1399999999999994e-08
1937,3.18e-08
1938,2.4e-08
1939,1.86e-08
1940,1.67e-08
1941,1.7e-08
1942,1.8e-08
1943,1.95e-08
1944,2.14e-08
1945,2.3799999999999998e-08
1946,2.64e-08
1947,2.93e-08
1948,3.23e-08
1949,3.53e-08
1950,3.84e-08
1951,4.16e-08
1952,4.53e-08
1953,4.93e-08
1954,5.37e-08
1955,5.85e-08
1956,6.370000000000001e-08
1957,6.93e-08
1958,7.52e-08
1959,8.16e-08
1960,8.84e-08
1961,9.610000000000001e-08
1962,1.05e-07
1963,1.15e-07
1964,1.2699999999999999e-07
1965,1.39e-07
1966,1.53e-07
1967,1.68e-07
1968,1.84e-07
1969,2.0000000000000002e-07
1970,2.1800000000000002e-07
1971,2.3800000000000001e-07
1972,2.63e-07
1973,2.92e-07
1974,3.2299999999999997e-07
1975,3.5599999999999996e-07
1976,3.91e-07
1977,4.26e-07
1978,4.6e-07
1979,4.93e-07
1980,5.23e-07
1981,5.51e-07
1982,5.79e-07
1983,6.06e-07
1984,6.319999999999999e-07
1985,6.6e-07
1986,6.88e-07
1987,7.17e-07
1988,7.48e-07
1989,7.82e-07
1990,7.799999999999999e-07
1991,1.71e-06
1992,4.15e-06
1993,1.47e-05
1994,3.59e-05
1995,8.02e-05
1996,0.0028599999999999997
1997,0.00718
1998,0.0136
1999,0.0223
2000,0.046799999999999994
2001,0.0554
2002,0.06420000000000001
2003,0.0722
2004,0.07970000000000001
2005,0.0879
2006,0.0987
2007,0.107
2008,0.116
2009,0.125
2010,0.134
2011,0.146
2012,0.156
2013,0.166
2014,0.175
2015,0.185
2016,0.195
2017,0.204
2018,0.214