year,IPC2
1850,8.400000000000001e-05
1851,8.400000000000001e-05
1852,8.400000000000001e-05
1853,8.400000000000001e-05
1854,8.400000000000001e-05
1855,8.400000000000001e-05
1856,8.400000000000001e-05
1857,8.400000000000001e-05
1858,8.400000000000001e-05
1859,8.400000000000001e-05
1860,8.400000000000001e-05
1861,8.400000000000001e-05
1862,8.400000000000001e-05
1863,8.400000000000001e-05
1864,8.41e-05
1865,8.41e-05
1866,8.41e-05
1867,8.41e-05
1868,8.41e-05
1869,8.41e-05
1870,8.41e-05
1871,8.41e-05
1872,8.41e-05
1873,8.41e-05
1874,8.41e-05
1875,8.41e-05
1876,8.41e-05
1877,8.41e-05
1878,8.41e-05
1879,8.41e-05
1880,8.41e-05
1881,8.41e-05
1882,8.41e-05
1883,8.41e-05
1884,8.41e-05
1885,8.41e-05
1886,8.42e-05
1887,8.42e-05
1888,8.42e-05
1889,8.42e-05
1890,8.42e-05
1891,9.63e-05
1892,0.00013000000000000002
1893,0.00017999999999999998
1894,0.000244
1895,0.000317
1896,0.00039400000000000004
1897,0.00047099999999999996
1898,0.000545
1899,0.000611
1900,0.000665
1901,0.0007099999999999999
1902,0.00075
1903,0.0007880000000000001
1904,0.000823
1905,0.000858
1906,0.000893
1907,0.000929
1908,0.000967
1909,0.00101
1910,0.00106
1911,0.00111
1912,0.00116
1913,0.00122
1914,0.00128
1915,0.00134
1916,0.00141
1917,0.00148
1918,0.00155
1919,0.00163
1920,0.00171
1921,0.00207
1922,0.0029300000000000003
1923,0.004200000000000001
1924,0.00577
1925,0.007549999999999999
1926,0.009439999999999999
1927,0.011300000000000001
1928,0.0132
1929,0.0148
1930,0.0162
1931,0.0174
1932,0.0185
1933,0.019600000000000003
1934,0.0207
1935,0.0217
1936,0.0228
1937,0.0238
1938,0.0249
1939,0.0259
1940,0.027
1941,0.0282
1942,0.0293
1943,0.030600000000000002
1944,0.0318
1945,0.0332
1946,0.0346
1947,0.0361
1948,0.037700000000000004
1949,0.0394
1950,0.0412
1951,0.0432
1952,0.045399999999999996
1953,0.047700000000000006
1954,0.0502
1955,0.052899999999999996
1956,0.055600000000000004
1957,0.0585
1958,0.061399999999999996
1959,0.0644
1960,0.0675
1961,0.0709
1962,0.0747
1963,0.07890000000000001
1964,0.0833
1965,0.0877
1966,0.09209999999999999
1967,0.09620000000000001
1968,0.1
1969,0.103
1970,0.113
1971,0.12
1972,0.127
1973,0.137
1974,0.147
1975,0.156
1976,0.162
1977,0.166
1978,0.169
1979,0.176
1980,0.178
1981,0.182
1982,0.187
1983,0.207
1984,0.218
1985,0.229
1986,0.235
1987,0.241
1988,0.239
1989,0.235
1990,0.214
1991,0.291
1992,0.274
1993,0.255
1994,0.263
1995,0.256
1996,0.238
1997,0.249
1998,0.264
1999,0.274
2000,0.244
2001,0.213
2002,0.183
2003,0.183
2004,0.181
2005,0.18
2006,0.179
2007,0.178
2008,0.176
2009,0.128
2010,0.116
2011,0.123
2012,0.113
2013,0.104
2014,0.0943
2015,0.0847
2016,0.0752
2017,0.06570000000000001
2018,0.056100000000000004