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
1921,0.0
1922,0.0
1923,0.0
1924,0.0
1925,0.0
1926,0.0
1927,0.0
1928,0.0
1929,0.0
1930,0.0
1931,0.0
1932,0.0
1933,0.0
1934,0.0
1935,0.0
1936,0.0
1937,0.0
1938,0.0
1939,0.0
1940,0.0
1941,2.87e-06
1942,1.09e-05
1943,2.31e-05
1944,3.86e-05
1945,5.66e-05
1946,7.61e-05
1947,9.61e-05
1948,0.000116
1949,0.000135
1950,0.00015099999999999998
1951,0.000166
1952,0.00018099999999999998
1953,0.00019600000000000002
1954,0.000211
1955,0.00022700000000000002
1956,0.000242
1957,0.000257
1958,0.000272
1959,0.000287
1960,0.00030199999999999997
1961,0.000317
1962,0.00032900000000000003
1963,0.00034
1964,0.000352
1965,0.000363
1966,0.000376
1967,0.000391
1968,0.00040899999999999997
1969,0.000432
1970,0.00046899999999999996
1971,0.000533
1972,0.0005520000000000001
1973,0.000631
1974,0.000632
1975,0.000731
1976,0.000874
1977,0.000988
1978,0.00106
1979,0.00125
1980,0.0013
1981,0.00133
1982,0.00147
1983,0.00146
1984,0.00163
1985,0.00172
1986,0.00185
1987,0.00195
1988,0.00213
1989,0.0022400000000000002
1990,0.00248
1991,0.0028
1992,0.00285
1993,0.00283
1994,0.0029500000000000004
1995,0.0031
1996,0.0030800000000000003
1997,0.00298
1998,0.003
1999,0.0028399999999999996
2000,0.00319
2001,0.0030600000000000002
2002,0.0030800000000000003
2003,0.0030800000000000003
2004,0.00292
2005,0.00297
2006,0.0030099999999999997
2007,0.0030499999999999998
2008,0.00307
2009,0.0029300000000000003
2010,0.003
2011,0.00302
2012,0.0051600000000000005
2013,0.00501
2014,0.00317
2015,0.00348
2016,0.00352
2017,0.00373
2018,0.00415