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
1921,5.860000000000001e-07
1922,2.18e-06
1923,4.52e-06
1924,7.37e-06
1925,1.0500000000000001e-05
1926,1.3599999999999999e-05
1927,1.6400000000000002e-05
1928,1.88e-05
1929,2.04e-05
1930,2.09e-05
1931,2.05e-05
1932,1.92e-05
1933,1.73e-05
1934,1.4999999999999999e-05
1935,1.25e-05
1936,9.98e-06
1937,7.67e-06
1938,5.7800000000000006e-06
1939,4.49e-06
1940,4.0200000000000005e-06
1941,4.1000000000000006e-06
1942,4.33e-06
1943,4.69e-06
1944,5.16e-06
1945,5.73e-06
1946,6.36e-06
1947,7.05e-06
1948,7.78e-06
1949,8.52e-06
1950,9.26e-06
1951,1e-05
1952,1.09e-05
1953,1.1900000000000001e-05
1954,1.29e-05
1955,1.41e-05
1956,1.53e-05
1957,1.67e-05
1958,1.8100000000000003e-05
1959,1.9699999999999998e-05
1960,2.13e-05
1961,2.31e-05
1962,2.53e-05
1963,2.7799999999999998e-05
1964,3.05e-05
1965,3.36e-05
1966,3.69e-05
1967,4.04e-05
1968,4.4200000000000004e-05
1969,4.82e-05
1970,4.8e-05
1971,5.94e-05
1972,5.96e-05
1973,0.000178
1974,0.000297
1975,0.000416
1976,0.000594
1977,0.0006540000000000001
1978,0.000893
1979,0.0011899999999999999
1980,0.0014299999999999998
1981,0.0015
1982,0.00157
1983,0.0020099999999999996
1984,0.0029300000000000003
1985,0.00252
1986,0.00316
1987,0.004070000000000001
1988,0.0058
1989,0.00687
1990,0.00704
1991,0.00906
1992,0.0115
1993,0.0322
1994,0.0695
1995,0.147
1996,0.248
1997,0.33
1998,0.451
1999,0.603
2000,0.781
2001,0.922
2002,1.05
2003,1.18
2004,1.34
2005,1.5
2006,1.67
2007,1.81
2008,1.96
2009,2.12
2010,2.27
2011,3.18
2012,3.49
2013,4.4
2014,3.61
2015,5.92
2016,7.06
2017,6.22
2018,7.38