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
1921,0.000531
1922,0.00197
1923,0.0040999999999999995
1924,0.006679999999999999
1925,0.00948
1926,0.0123
1927,0.0149
1928,0.017
1929,0.0184
1930,0.019
1931,0.0185
1932,0.0174
1933,0.0157
1934,0.0136
1935,0.011300000000000001
1936,0.00903
1937,0.0069500000000000004
1938,0.00523
1939,0.004070000000000001
1940,0.00364
1941,0.0037099999999999998
1942,0.00392
1943,0.00425
1944,0.00467
1945,0.00518
1946,0.0057599999999999995
1947,0.00639
1948,0.00704
1949,0.00771
1950,0.00838
1951,0.009089999999999999
1952,0.009880000000000002
1953,0.0108
1954,0.011699999999999999
1955,0.0128
1956,0.013900000000000001
1957,0.015099999999999999
1958,0.016399999999999998
1959,0.0178
1960,0.0193
1961,0.021
1962,0.0229
1963,0.0252
1964,0.0277
1965,0.0305
1966,0.0335
1967,0.0368
1968,0.0402
1969,0.0439
1970,0.053899999999999997
1971,0.0591
1972,0.0627
1973,0.07479999999999999
1974,0.0853
1975,0.07790000000000001
1976,0.0958
1977,0.109
1978,0.122
1979,0.131
1980,0.143
1981,0.151
1982,0.145
1983,0.172
1984,0.185
1985,0.19
1986,0.208
1987,0.223
1988,0.268
1989,0.295
1990,0.206
1991,0.159
1992,0.112
1993,0.101
1994,0.118
1995,0.0562
1996,0.0562
1997,0.0562
1998,0.0562
1999,0.0562
2000,0.063
2001,0.060700000000000004
2002,0.112
2003,0.225
2004,0.349
2005,0.218
2006,0.126
2007,0.506
2008,0.34
2009,0.381
2010,0.421
2011,0.486
2012,0.64
2013,1.04
2014,1.54
2015,1.9
2016,2.04
2017,1.67
2018,1.79