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
1921,4.2e-07
1922,1.5599999999999999e-06
1923,3.24e-06
1924,5.28e-06
1925,7.49e-06
1926,9.71e-06
1927,1.18e-05
1928,1.34e-05
1929,1.46e-05
1930,1.4999999999999999e-05
1931,1.46e-05
1932,1.3700000000000001e-05
1933,1.24e-05
1934,1.07e-05
1935,8.930000000000001e-06
1936,7.139999999999999e-06
1937,5.49e-06
1938,4.139999999999999e-06
1939,3.22e-06
1940,2.8800000000000004e-06
1941,2.93e-06
1942,3.1e-06
1943,3.36e-06
1944,3.6900000000000002e-06
1945,4.1000000000000006e-06
1946,4.5500000000000005e-06
1947,5.05e-06
1948,5.57e-06
1949,6.1e-06
1950,6.62e-06
1951,7.18e-06
1952,7.8e-06
1953,8.5e-06
1954,9.26e-06
1955,1.01e-05
1956,1.1e-05
1957,1.1900000000000001e-05
1958,1.3e-05
1959,1.41e-05
1960,1.52e-05
1961,1.66e-05
1962,1.8100000000000003e-05
1963,1.9900000000000003e-05
1964,2.19e-05
1965,2.41e-05
1966,2.65e-05
1967,2.9e-05
1968,3.18e-05
1969,3.47e-05
1970,3.4500000000000005e-05
1971,3.32e-05
1972,5.16e-05
1973,0.000108
1974,0.000154
1975,0.000194
1976,0.000265
1977,0.00028399999999999996
1978,0.000372
1979,0.000495
1980,0.000602
1981,0.000622
1982,0.000657
1983,0.000828
1984,0.0012
1985,0.00101
1986,0.00126
1987,0.00156
1988,0.00218
1989,0.00242
1990,0.00244
1991,0.0038900000000000002
1992,0.00564
1993,0.217
1994,0.24
1995,0.323
1996,0.38
1997,0.452
1998,0.548
1999,0.629
2000,0.65
2001,0.779
2002,0.881
2003,0.96
2004,1.03
2005,1.01
2006,1.01
2007,1.05
2008,1.09
2009,1.14
2010,1.29
2011,1.22
2012,1.29
2013,1.32
2014,1.37
2015,1.4
2016,1.42
2017,1.51
2018,1.59