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
1921,1.17e-08
1922,4.3300000000000004e-08
1923,8.99e-08
1924,1.47e-07
1925,2.0799999999999998e-07
1926,2.7e-07
1927,3.2600000000000003e-07
1928,3.73e-07
1929,4.05e-07
1930,4.1599999999999997e-07
1931,4.0700000000000003e-07
1932,3.81e-07
1933,3.44e-07
1934,2.98e-07
1935,2.48e-07
1936,1.98e-07
1937,1.53e-07
1938,1.15e-07
1939,8.94e-08
1940,7.990000000000001e-08
1941,8.150000000000001e-08
1942,8.610000000000001e-08
1943,9.330000000000001e-08
1944,1.03e-07
1945,1.14e-07
1946,1.26e-07
1947,1.3999999999999998e-07
1948,1.55e-07
1949,1.69e-07
1950,1.84e-07
1951,2.0000000000000002e-07
1952,2.17e-07
1953,2.36e-07
1954,2.5700000000000004e-07
1955,2.7999999999999997e-07
1956,3.05e-07
1957,3.32e-07
1958,3.61e-07
1959,3.91e-07
1960,4.24e-07
1961,4.6e-07
1962,5.04e-07
1963,5.53e-07
1964,6.089999999999999e-07
1965,6.7e-07
1966,7.36e-07
1967,8.07e-07
1968,8.83e-07
1969,9.63e-07
1970,1.05e-06
1971,1.15e-06
1972,1.2700000000000001e-06
1973,1.4e-06
1974,1.55e-06
1975,1.72e-06
1976,1.88e-06
1977,2.0500000000000003e-06
1978,2.21e-06
1979,2.37e-06
1980,2.52e-06
1981,2.65e-06
1982,2.78e-06
1983,2.9099999999999997e-06
1984,3.04e-06
1985,3.17e-06
1986,3.31e-06
1987,3.45e-06
1988,3.6e-06
1989,3.76e-06
1990,3.76e-06
1991,1.08e-05
1992,2.61e-05
1993,0.000112
1994,0.00027400000000000005
1995,0.000596
1996,0.00107
1997,0.00156
1998,0.00229
1999,0.00325
2000,0.00438
2001,0.00614
2002,0.00793
2003,0.009980000000000001
2004,0.0127
2005,0.0157
2006,0.0176
2007,0.019899999999999998
2008,0.0222
2009,0.024300000000000002
2010,0.0265
2011,0.028399999999999998
2012,0.0304
2013,0.0324
2014,0.0349
2015,0.0371
2016,0.039299999999999995
2017,0.0415
2018,0.0437