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
1921,2.15e-08
1922,7.98e-08
1923,1.66e-07
1924,2.7e-07
1925,3.84e-07
1926,4.970000000000001e-07
1927,6.009999999999999e-07
1928,6.87e-07
1929,7.46e-07
1930,7.67e-07
1931,7.5e-07
1932,7.03e-07
1933,6.33e-07
1934,5.490000000000001e-07
1935,4.57e-07
1936,3.65e-07
1937,2.81e-07
1938,2.12e-07
1939,1.65e-07
1940,1.47e-07
1941,1.9e-07
1942,3.08e-07
1943,4.9e-07
1944,7.22e-07
1945,9.9e-07
1946,1.28e-06
1947,1.5800000000000001e-06
1948,1.88e-06
1949,2.17e-06
1950,2.4199999999999997e-06
1951,2.66e-06
1952,2.8999999999999998e-06
1953,3.14e-06
1954,3.3899999999999997e-06
1955,3.64e-06
1956,3.89e-06
1957,4.15e-06
1958,4.41e-06
1959,4.68e-06
1960,4.95e-06
1961,5.21e-06
1962,5.459999999999999e-06
1963,5.7099999999999995e-06
1964,5.97e-06
1965,6.2399999999999995e-06
1966,6.54e-06
1967,6.88e-06
1968,7.26e-06
1969,7.69e-06
1970,8.19e-06
1971,9.04e-06
1972,1.0399999999999999e-05
1973,1.23e-05
1974,1.45e-05
1975,1.6899999999999997e-05
1976,1.95e-05
1977,2.22e-05
1978,2.49e-05
1979,2.7400000000000002e-05
1980,2.97e-05
1981,3.2e-05
1982,3.4500000000000005e-05
1983,3.7199999999999996e-05
1984,3.99e-05
1985,4.26e-05
1986,4.51e-05
1987,4.7300000000000005e-05
1988,4.91e-05
1989,5.04e-05
1990,5.0799999999999995e-05
1991,7.829999999999999e-05
1992,8.19e-05
1993,0.000127
1994,0.000205
1995,0.000402
1996,0.0007379999999999999
1997,0.00111
1998,0.0015
1999,0.002
2000,0.0025099999999999996
2001,0.0033599999999999997
2002,0.0045
2003,0.00658
2004,0.0087
2005,0.012
2006,0.013099999999999999
2007,0.015
2008,0.017
2009,0.018600000000000002
2010,0.020300000000000002
2011,0.035
2012,0.052
2013,0.030699999999999998
2014,0.038200000000000005
2015,0.041
2016,0.0438
2017,0.0465
2018,0.0493