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
1921,6.39e-06
1922,2.37e-05
1923,4.93e-05
1924,8.04e-05
1925,0.000114
1926,0.000148
1927,0.000179
1928,0.000205
1929,0.000222
1930,0.000228
1931,0.000223
1932,0.00020899999999999998
1933,0.000188
1934,0.000163
1935,0.000136
1936,0.00010899999999999999
1937,8.37e-05
1938,6.3e-05
1939,4.9000000000000005e-05
1940,4.38e-05
1941,4.4699999999999996e-05
1942,4.72e-05
1943,5.1200000000000004e-05
1944,5.63e-05
1945,6.24e-05
1946,6.94e-05
1947,7.69e-05
1948,8.48e-05
1949,9.29e-05
1950,0.000101
1951,0.00010899999999999999
1952,0.00011899999999999999
1953,0.000129
1954,0.00014099999999999998
1955,0.000154
1956,0.00016700000000000002
1957,0.000182
1958,0.00019800000000000002
1959,0.000214
1960,0.000232
1961,0.000252
1962,0.00027600000000000004
1963,0.000303
1964,0.000333
1965,0.000366
1966,0.000402
1967,0.000441
1968,0.000482
1969,0.000526
1970,0.0005719999999999999
1971,0.000625
1972,0.000691
1973,0.000766
1974,0.0008489999999999999
1975,0.000937
1976,0.00103
1977,0.0011200000000000001
1978,0.00121
1979,0.0012900000000000001
1980,0.0013700000000000001
1981,0.00145
1982,0.00152
1983,0.00159
1984,0.00166
1985,0.00173
1986,0.00181
1987,0.00188
1988,0.00197
1989,0.0020499999999999997
1990,0.00215
1991,0.00232
1992,0.00261
1993,0.0030099999999999997
1994,0.00348
1995,0.0059299999999999995
1996,0.0069900000000000006
1997,0.00875
1998,0.011
1999,0.013699999999999999
2000,0.0167
2001,0.020300000000000002
2002,0.0248
2003,0.030100000000000002
2004,0.036
2005,0.0423
2006,0.049100000000000005
2007,0.056799999999999996
2008,0.0654
2009,0.0746
2010,0.0844
2011,0.0799
2012,0.0854
2013,0.09079999999999999
2014,0.0963
2015,0.102
2016,0.107
2017,0.113
2018,0.118