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
1921,2.38e-09
1922,8.85e-09
1923,1.84e-08
1924,2.9899999999999996e-08
1925,4.2500000000000003e-08
1926,5.51e-08
1927,6.67e-08
1928,7.62e-08
1929,8.27e-08
1930,8.51e-08
1931,8.31e-08
1932,7.79e-08
1933,7.019999999999999e-08
1934,6.090000000000001e-08
1935,5.07e-08
1936,4.05e-08
1937,3.12e-08
1938,2.35e-08
1939,1.8300000000000002e-08
1940,1.63e-08
1941,1.67e-08
1942,1.7600000000000002e-08
1943,1.91e-08
1944,2.1e-08
1945,2.33e-08
1946,2.58e-08
1947,2.86e-08
1948,3.1600000000000005e-08
1949,3.46e-08
1950,3.76e-08
1951,4.07e-08
1952,4.43e-08
1953,4.82e-08
1954,5.25e-08
1955,5.72e-08
1956,6.23e-08
1957,6.78e-08
1958,7.36e-08
1959,7.990000000000001e-08
1960,8.65e-08
1961,9.4e-08
1962,1.03e-07
1963,1.1299999999999999e-07
1964,1.24e-07
1965,1.37e-07
1966,1.5e-07
1967,1.65e-07
1968,1.8000000000000002e-07
1969,1.97e-07
1970,2.14e-07
1971,2.34e-07
1972,2.58e-07
1973,2.8699999999999996e-07
1974,3.1799999999999996e-07
1975,3.5e-07
1976,3.84e-07
1977,4.18e-07
1978,4.5199999999999997e-07
1979,4.84e-07
1980,5.140000000000001e-07
1981,5.42e-07
1982,5.69e-07
1983,5.95e-07
1984,6.210000000000001e-07
1985,6.48e-07
1986,6.76e-07
1987,7.05e-07
1988,7.36e-07
1989,7.690000000000001e-07
1990,7.67e-07
1991,1.68e-06
1992,3.98e-06
1993,1.3599999999999999e-05
1994,3.29e-05
1995,7.280000000000001e-05
1996,0.00257
1997,0.00644
1998,0.012199999999999999
1999,0.0198
2000,0.0415
2001,0.0489
2002,0.0565
2003,0.0634
2004,0.0699
2005,0.07690000000000001
2006,0.0861
2007,0.09340000000000001
2008,0.101
2009,0.109
2010,0.116
2011,0.127
2012,0.136
2013,0.144
2014,0.153
2015,0.161
2016,0.169
2017,0.178
2018,0.186