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
1921,7.98e-06
1922,2.96e-05
1923,6.16e-05
1924,0.0001
1925,0.00014299999999999998
1926,0.000185
1927,0.000223
1928,0.000255
1929,0.000277
1930,0.000285
1931,0.000279
1932,0.000261
1933,0.000235
1934,0.000204
1935,0.00017
1936,0.000136
1937,0.000104
1938,7.87e-05
1939,6.12e-05
1940,5.47e-05
1941,5.58e-05
1942,5.89e-05
1943,6.39e-05
1944,7.03e-05
1945,7.79e-05
1946,8.659999999999999e-05
1947,9.6e-05
1948,0.000106
1949,0.000116
1950,0.000126
1951,0.00013700000000000002
1952,0.000148
1953,0.000162
1954,0.000176
1955,0.000192
1956,0.00020899999999999998
1957,0.00022700000000000002
1958,0.000247
1959,0.000268
1960,0.00029
1961,0.000315
1962,0.000345
1963,0.000378
1964,0.000416
1965,0.000457
1966,0.000502
1967,0.00055
1968,0.000602
1969,0.000656
1970,0.000653
1971,0.0
1972,0.0
1973,0.00266
1974,0.00266
1975,0.00266
1976,0.00266
1977,0.00266
1978,0.00266
1979,0.00266
1980,0.00266
1981,0.00266
1982,0.00266
1983,0.00266
1984,0.00266
1985,0.00266
1986,0.00266
1987,0.00266
1988,0.00266
1989,0.00266
1990,0.00332
1991,0.0033900000000000002
1992,0.00342
1993,0.004019999999999999
1994,0.00425
1995,0.00484
1996,0.0049299999999999995
1997,0.0042699999999999995
1998,0.0044
1999,0.239
2000,0.165
2001,0.406
2002,0.517
2003,0.314
2004,0.448
2005,0.523
2006,0.515
2007,0.577
2008,0.655
2009,0.702
2010,0.749
2011,0.818
2012,0.875
2013,0.93
2014,0.984
2015,1.04
2016,1.09
2017,1.15
2018,1.2