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
1921,7.92e-08
1922,2.94e-07
1923,6.11e-07
1924,9.959999999999999e-07
1925,1.41e-06
1926,1.83e-06
1927,2.2200000000000003e-06
1928,2.5300000000000003e-06
1929,2.75e-06
1930,2.83e-06
1931,2.7699999999999997e-06
1932,2.5899999999999998e-06
1933,2.34e-06
1934,2.02e-06
1935,1.6900000000000001e-06
1936,1.35e-06
1937,1.04e-06
1938,7.81e-07
1939,6.07e-07
1940,5.429999999999999e-07
1941,5.54e-07
1942,5.85e-07
1943,6.34e-07
1944,6.970000000000001e-07
1945,7.739999999999999e-07
1946,8.59e-07
1947,9.529999999999999e-07
1948,1.05e-06
1949,1.15e-06
1950,1.25e-06
1951,1.3600000000000001e-06
1952,1.47e-06
1953,1.6000000000000001e-06
1954,1.75e-06
1955,1.9e-06
1956,2.0699999999999997e-06
1957,2.2499999999999996e-06
1958,2.45e-06
1959,2.66e-06
1960,2.8800000000000004e-06
1961,3.13e-06
1962,3.42e-06
1963,3.7499999999999997e-06
1964,4.13e-06
1965,4.54e-06
1966,4.98e-06
1967,5.459999999999999e-06
1968,5.97e-06
1969,6.519999999999999e-06
1970,8.01e-06
1971,8.47e-06
1972,8.880000000000001e-06
1973,1.07e-05
1974,1.22e-05
1975,1.1e-05
1976,1.33e-05
1977,1.45e-05
1978,1.56e-05
1979,1.61e-05
1980,1.68e-05
1981,1.7100000000000002e-05
1982,1.6e-05
1983,1.84e-05
1984,1.94e-05
1985,1.93e-05
1986,2.06e-05
1987,2.1499999999999997e-05
1988,2.49e-05
1989,2.65e-05
1990,3.37e-05
1991,3.47e-05
1992,3.65e-05
1993,4.23e-05
1994,5.07e-05
1995,5.26e-05
1996,8.58e-05
1997,8.340000000000001e-05
1998,0.000101
1999,0.00011999999999999999
2000,0.000114
2001,0.00013000000000000002
2002,0.000136
2003,0.000135
2004,0.00013800000000000002
2005,0.00014199999999999998
2006,0.00016
2007,0.00017199999999999998
2008,0.000185
2009,0.000201
2010,0.000216
2011,0.00020999999999999998
2012,0.000219
2013,0.000228
2014,0.000236
2015,0.000245
2016,0.000253
2017,0.000262
2018,0.00027100000000000003