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
1921,1.76e-14
1922,6.550000000000001e-14
1923,1.36e-13
1924,2.2200000000000001e-13
1925,3.15e-13
1926,4.08e-13
1927,4.939999999999999e-13
1928,5.64e-13
1929,6.119999999999999e-13
1930,6.3e-13
1931,6.16e-13
1932,5.77e-13
1933,5.2e-13
1934,4.51e-13
1935,3.75e-13
1936,3e-13
1937,2.3100000000000003e-13
1938,1.74e-13
1939,1.35e-13
1940,1.21e-13
1941,1.2299999999999998e-13
1942,1.3e-13
1943,1.41e-13
1944,1.55e-13
1945,1.72e-13
1946,1.9100000000000002e-13
1947,2.1199999999999998e-13
1948,2.34e-13
1949,2.56e-13
1950,2.7800000000000003e-13
1951,3.02e-13
1952,3.28e-13
1953,3.57e-13
1954,3.89e-13
1955,4.2399999999999996e-13
1956,4.620000000000001e-13
1957,5.02e-13
1958,5.45e-13
1959,5.92e-13
1960,6.41e-13
1961,6.96e-13
1962,7.61e-13
1963,8.36e-13
1964,9.19e-13
1965,1.01e-12
1966,1.1100000000000001e-12
1967,1.2199999999999999e-12
1968,1.33e-12
1969,1.4499999999999999e-12
1970,1.44e-12
1971,3.7300000000000005e-12
1972,9.64e-12
1973,2.4900000000000003e-11
1974,6.439999999999999e-11
1975,1.66e-10
1976,4.3e-10
1977,1.1099999999999999e-09
1978,2.8700000000000002e-09
1979,7.43e-09
1980,1.92e-08
1981,4.96e-08
1982,1.2799999999999998e-07
1983,3.3100000000000004e-07
1984,8.56e-07
1985,2.21e-06
1986,5.72e-06
1987,1.48e-05
1988,3.82e-05
1989,9.88e-05
1990,0.00014399999999999998
1991,0.000442
1992,0.00106
1993,0.00429
1994,0.011800000000000001
1995,0.0293
1996,0.0498
1997,0.0719
1998,0.102
1999,0.122
2000,0.148
2001,0.161
2002,0.185
2003,0.212
2004,0.24
2005,0.266
2006,0.293
2007,0.327
2008,0.338
2009,0.341
2010,0.379
2011,0.396
2012,0.397
2013,0.469
2014,0.475
2015,0.482
2016,0.484
2017,0.489
2018,0.494