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
1921,8.1e-08
1922,3.01e-07
1923,6.25e-07
1924,1.02e-06
1925,1.4499999999999999e-06
1926,1.8699999999999999e-06
1927,2.27e-06
1928,2.5899999999999998e-06
1929,2.81e-06
1930,2.8900000000000003e-06
1931,2.83e-06
1932,2.65e-06
1933,2.39e-06
1934,2.0699999999999997e-06
1935,1.72e-06
1936,1.38e-06
1937,1.06e-06
1938,7.98e-07
1939,6.210000000000001e-07
1940,5.550000000000001e-07
1941,5.66e-07
1942,5.98e-07
1943,6.48e-07
1944,7.13e-07
1945,7.91e-07
1946,8.79e-07
1947,9.740000000000001e-07
1948,1.07e-06
1949,1.1800000000000001e-06
1950,1.28e-06
1951,1.39e-06
1952,1.5100000000000002e-06
1953,1.64e-06
1954,1.79e-06
1955,1.95e-06
1956,2.12e-06
1957,2.31e-06
1958,2.5e-06
1959,2.7200000000000002e-06
1960,2.94e-06
1961,3.2000000000000003e-06
1962,3.5e-06
1963,3.8400000000000005e-06
1964,4.23e-06
1965,4.6499999999999995e-06
1966,5.11e-06
1967,5.6100000000000005e-06
1968,6.13e-06
1969,6.6899999999999995e-06
1970,7.270000000000001e-06
1971,7.96e-06
1972,8.789999999999999e-06
1973,9.75e-06
1974,1.08e-05
1975,1.1900000000000001e-05
1976,1.31e-05
1977,1.4200000000000001e-05
1978,1.54e-05
1979,1.65e-05
1980,1.7500000000000002e-05
1981,1.84e-05
1982,1.93e-05
1983,2.02e-05
1984,2.11e-05
1985,2.2e-05
1986,2.3e-05
1987,2.4e-05
1988,2.5e-05
1989,2.62e-05
1990,2.61e-05
1991,7.27e-05
1992,0.00016
1993,0.000735
1994,0.0017
1995,0.0035499999999999998
1996,0.005860000000000001
1997,0.007730000000000001
1998,0.0104
1999,0.013699999999999999
2000,0.0178
2001,0.0232
2002,0.0291
2003,0.0361
2004,0.0429
2005,0.0507
2006,0.0575
2007,0.06420000000000001
2008,0.071
2009,0.0777
2010,0.0845
2011,0.0831
2012,0.08159999999999999
2013,0.09709999999999999
2014,0.103
2015,0.109
2016,0.115
2017,0.121
2018,0.127