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
1921,2.23e-09
1922,8.29e-09
1923,1.7200000000000002e-08
1924,2.8e-08
1925,3.98e-08
1926,5.16e-08
1927,6.25e-08
1928,7.14e-08
1929,7.739999999999999e-08
1930,7.97e-08
1931,7.79e-08
1932,7.3e-08
1933,6.58e-08
1934,5.7e-08
1935,4.75e-08
1936,3.8e-08
1937,2.92e-08
1938,2.2e-08
1939,1.7099999999999998e-08
1940,1.5299999999999998e-08
1941,1.56e-08
1942,1.6500000000000002e-08
1943,1.78e-08
1944,1.96e-08
1945,2.18e-08
1946,2.4199999999999998e-08
1947,2.6800000000000002e-08
1948,2.96e-08
1949,3.24e-08
1950,3.5200000000000004e-08
1951,3.82e-08
1952,4.15e-08
1953,4.52e-08
1954,4.9200000000000004e-08
1955,5.3600000000000004e-08
1956,5.84e-08
1957,6.349999999999999e-08
1958,6.9e-08
1959,7.480000000000001e-08
1960,8.1e-08
1961,8.81e-08
1962,9.63e-08
1963,1.06e-07
1964,1.16e-07
1965,1.2799999999999998e-07
1966,1.3999999999999998e-07
1967,1.54e-07
1968,1.68e-07
1969,1.83e-07
1970,1.9900000000000002e-07
1971,2.1800000000000002e-07
1972,2.41e-07
1973,2.67e-07
1974,2.96e-07
1975,3.27e-07
1976,3.5799999999999995e-07
1977,3.8999999999999997e-07
1978,4.22e-07
1979,4.5199999999999997e-07
1980,4.800000000000001e-07
1981,5.06e-07
1982,5.31e-07
1983,5.550000000000001e-07
1984,5.8e-07
1985,6.049999999999999e-07
1986,6.310000000000001e-07
1987,6.58e-07
1988,6.86e-07
1989,7.17e-07
1990,7.15e-07
1991,2e-06
1992,4.78e-06
1993,1.96e-05
1994,4.7e-05
1995,0.000106
1996,0.000213
1997,0.000345
1998,0.000569
1999,0.000901
2000,0.00145
2001,0.00307
2002,0.00541
2003,0.00845
2004,0.012
2005,0.0155
2006,0.0181
2007,0.021
2008,0.023899999999999998
2009,0.026699999999999998
2010,0.0295
2011,0.0295
2012,0.0318
2013,0.0341
2014,0.0363
2015,0.0386
2016,0.0409
2017,0.0432
2018,0.0455