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
1921,3.67e-07
1922,1.3600000000000001e-06
1923,2.83e-06
1924,4.610000000000001e-06
1925,6.54e-06
1926,8.48e-06
1927,1.03e-05
1928,1.17e-05
1929,1.2699999999999999e-05
1930,1.31e-05
1931,1.2800000000000001e-05
1932,1.2e-05
1933,1.08e-05
1934,9.37e-06
1935,7.8e-06
1936,6.2399999999999995e-06
1937,4.8e-06
1938,3.6099999999999997e-06
1939,2.81e-06
1940,2.51e-06
1941,2.56e-06
1942,2.7100000000000003e-06
1943,2.93e-06
1944,3.23e-06
1945,3.58e-06
1946,3.98e-06
1947,4.41e-06
1948,4.86e-06
1949,5.32e-06
1950,5.79e-06
1951,6.27e-06
1952,6.82e-06
1953,7.42e-06
1954,8.09e-06
1955,8.81e-06
1956,9.59e-06
1957,1.0399999999999999e-05
1958,1.1299999999999999e-05
1959,1.23e-05
1960,1.33e-05
1961,1.45e-05
1962,1.58e-05
1963,1.74e-05
1964,1.91e-05
1965,2.1000000000000002e-05
1966,2.31e-05
1967,2.5399999999999997e-05
1968,2.7799999999999998e-05
1969,3.03e-05
1970,3.29e-05
1971,3.5999999999999994e-05
1972,3.9800000000000005e-05
1973,4.41e-05
1974,4.8899999999999996e-05
1975,5.39e-05
1976,5.91e-05
1977,6.44e-05
1978,6.96e-05
1979,7.45e-05
1980,7.91e-05
1981,8.340000000000001e-05
1982,8.75e-05
1983,9.16e-05
1984,9.56e-05
1985,9.98e-05
1986,0.000104
1987,0.000108
1988,0.00011300000000000001
1989,0.000118
1990,0.000118
1991,0.00035999999999999997
1992,0.000782
1993,0.00323
1994,0.00906
1995,0.0209
1996,0.0344
1997,0.0503
1998,0.06409999999999999
1999,0.0818
2000,0.103
2001,0.127
2002,0.167
2003,0.207
2004,0.261
2005,0.33
2006,0.364
2007,0.41
2008,0.456
2009,0.498
2010,0.54
2011,0.554
2012,0.593
2013,0.631
2014,0.67
2015,0.708
2016,0.747
2017,0.785
2018,0.824