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
1921,3.75e-07
1922,1.39e-06
1923,2.8900000000000003e-06
1924,4.71e-06
1925,6.6899999999999995e-06
1926,8.67e-06
1927,1.0500000000000001e-05
1928,1.2e-05
1929,1.3e-05
1930,1.34e-05
1931,1.31e-05
1932,1.23e-05
1933,1.11e-05
1934,9.58e-06
1935,7.98e-06
1936,6.38e-06
1937,4.9100000000000004e-06
1938,3.6900000000000002e-06
1939,2.87e-06
1940,2.57e-06
1941,2.64e-06
1942,2.83e-06
1943,3.13e-06
1944,3.52e-06
1945,3.99e-06
1946,4.51e-06
1947,5.07e-06
1948,5.649999999999999e-06
1949,6.2300000000000005e-06
1950,6.799999999999999e-06
1951,7.3800000000000005e-06
1952,8.030000000000001e-06
1953,8.73e-06
1954,9.5e-06
1955,1.03e-05
1956,1.12e-05
1957,1.22e-05
1958,1.32e-05
1959,1.4200000000000001e-05
1960,1.54e-05
1961,1.66e-05
1962,1.8100000000000003e-05
1963,1.9699999999999998e-05
1964,2.16e-05
1965,2.36e-05
1966,2.58e-05
1967,2.81e-05
1968,3.06e-05
1969,3.33e-05
1970,3.6200000000000006e-05
1971,3.96e-05
1972,4.39e-05
1973,4.9000000000000005e-05
1974,5.47e-05
1975,6.07e-05
1976,6.7e-05
1977,7.340000000000001e-05
1978,7.960000000000001e-05
1979,8.56e-05
1980,9.120000000000001e-05
1981,9.64e-05
1982,0.000102
1983,0.000107
1984,0.000112
1985,0.00011700000000000001
1986,0.000122
1987,0.000128
1988,0.000133
1989,0.00013900000000000002
1990,0.000146
1991,0.00034399999999999996
1992,0.0008010000000000001
1993,0.00314
1994,0.00763
1995,0.0167
1996,0.027399999999999997
1997,0.0367
1998,0.0511
1999,0.0692
2000,0.0885
2001,0.112
2002,0.135
2003,0.159
2004,0.187
2005,0.217
2006,0.244
2007,0.271
2008,0.297
2009,0.324
2010,0.35
2011,0.332
2012,0.338
2013,0.331
2014,0.33
2015,0.342
2016,0.352
2017,0.365
2018,0.377