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
1921,8.749999999999999e-14
1922,3.2500000000000003e-13
1923,6.750000000000001e-13
1924,1.1e-12
1925,1.56e-12
1926,2.0299999999999996e-12
1927,2.45e-12
1928,2.7999999999999998e-12
1929,3.04e-12
1930,3.13e-12
1931,3.05e-12
1932,2.86e-12
1933,2.5800000000000003e-12
1934,2.24e-12
1935,1.86e-12
1936,1.4900000000000001e-12
1937,1.15e-12
1938,8.630000000000001e-13
1939,6.71e-13
1940,6e-13
1941,6.119999999999999e-13
1942,6.460000000000001e-13
1943,6.999999999999999e-13
1944,7.700000000000001e-13
1945,8.540000000000001e-13
1946,9.489999999999999e-13
1947,1.0500000000000002e-12
1948,1.16e-12
1949,1.27e-12
1950,1.38e-12
1951,1.5e-12
1952,1.63e-12
1953,1.7700000000000001e-12
1954,1.93e-12
1955,2.1000000000000003e-12
1956,2.29e-12
1957,2.4899999999999997e-12
1958,2.71e-12
1959,2.94e-12
1960,3.18e-12
1961,3.45e-12
1962,3.78e-12
1963,4.15e-12
1964,4.56e-12
1965,5.01e-12
1966,5.5100000000000006e-12
1967,6.03e-12
1968,6.6e-12
1969,7.2e-12
1970,7.16e-12
1971,1.8299999999999998e-11
1972,4.69e-11
1973,1.2e-10
1974,3.0699999999999997e-10
1975,7.84e-10
1976,2.01e-09
1977,5.13e-09
1978,1.31e-08
1979,3.3599999999999996e-08
1980,8.59e-08
1981,2.2e-07
1982,5.62e-07
1983,1.4400000000000002e-06
1984,3.68e-06
1985,9.4e-06
1986,2.4e-05
1987,6.15e-05
1988,0.000157
1989,0.000402
1990,0.0009609999999999999
1991,0.00211
1992,0.00348
1993,0.0169
1994,0.045899999999999996
1995,0.112
1996,0.201
1997,0.292
1998,0.416
1999,0.578
2000,0.754
2001,0.93
2002,1.12
2003,1.37
2004,1.7
2005,2.0
2006,2.24
2007,2.5
2008,2.75
2009,2.68
2010,2.32
2011,2.53
2012,2.64
2013,2.8
2014,3.07
2015,3.13
2016,2.22
2017,2.26
2018,1.56