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
1921,0.0
1922,0.0
1923,0.0
1924,0.0
1925,0.0
1926,0.0
1927,0.0
1928,0.0
1929,0.0
1930,0.0
1931,0.0
1932,0.0
1933,0.0
1934,0.0
1935,0.0
1936,0.0
1937,0.0
1938,0.0
1939,0.0
1940,0.0
1941,2.92e-06
1942,1.11e-05
1943,2.36e-05
1944,3.9399999999999995e-05
1945,5.77e-05
1946,7.76e-05
1947,9.810000000000001e-05
1948,0.000118
1949,0.00013700000000000002
1950,0.000154
1951,0.00016900000000000002
1952,0.000185
1953,0.0002
1954,0.000216
1955,0.000231
1956,0.000247
1957,0.000262
1958,0.00027800000000000004
1959,0.00029299999999999997
1960,0.000309
1961,0.000323
1962,0.00033600000000000004
1963,0.000347
1964,0.000359
1965,0.000371
1966,0.000384
1967,0.000399
1968,0.000417
1969,0.000438
1970,0.000464
1971,0.000506
1972,0.00053
1973,0.000574
1974,0.000594
1975,0.0006490000000000001
1976,0.0006889999999999999
1977,0.000718
1978,0.000741
1979,0.000803
1980,0.0008269999999999999
1981,0.0008810000000000001
1982,0.000934
1983,0.0009649999999999999
1984,0.00101
1985,0.00106
1986,0.00113
1987,0.00115
1988,0.0012900000000000001
1989,0.0013
1990,0.00127
1991,0.00121
1992,0.00122
1993,0.0012
1994,0.00114
1995,0.00109
1996,0.00107
1997,0.000994
1998,0.000874
1999,0.0008629999999999999
2000,0.000727
2001,0.0006760000000000001
2002,0.000622
2003,0.000608
2004,0.0005480000000000001
2005,0.000517
2006,0.00046100000000000004
2007,0.00040500000000000003
2008,0.000368
2009,0.00032
2010,0.000319
2011,0.00035999999999999997
2012,0.000304
2013,0.00028599999999999996
2014,0.000285
2015,0.000241
2016,0.000265
2017,0.000259
2018,0.00026000000000000003