year,IPC2
1850,0.00034300000000000004
1851,0.00034300000000000004
1852,0.00034300000000000004
1853,0.00034300000000000004
1854,0.00034300000000000004
1855,0.00034300000000000004
1856,0.00034300000000000004
1857,0.00034300000000000004
1858,0.00034300000000000004
1859,0.00034300000000000004
1860,0.00034300000000000004
1861,0.00034300000000000004
1862,0.00034300000000000004
1863,0.00034300000000000004
1864,0.00034300000000000004
1865,0.00034300000000000004
1866,0.00034300000000000004
1867,0.00034300000000000004
1868,0.00034300000000000004
1869,0.00034399999999999996
1870,0.00034399999999999996
1871,0.00034399999999999996
1872,0.00034399999999999996
1873,0.00034399999999999996
1874,0.00034399999999999996
1875,0.00034399999999999996
1876,0.00034399999999999996
1877,0.00034399999999999996
1878,0.00034399999999999996
1879,0.00034399999999999996
1880,0.00034399999999999996
1881,0.00034399999999999996
1882,0.00034399999999999996
1883,0.00034399999999999996
1884,0.00034399999999999996
1885,0.00034399999999999996
1886,0.00034399999999999996
1887,0.00034399999999999996
1888,0.00034399999999999996
1889,0.00034399999999999996
1890,0.00034399999999999996
1891,0.00040100000000000004
1892,0.0005610000000000001
1893,0.0008020000000000001
1894,0.00111
1895,0.00145
1896,0.00182
1897,0.00219
1898,0.00254
1899,0.0028599999999999997
1900,0.00311
1901,0.00332
1902,0.00352
1903,0.00369
1904,0.0038599999999999997
1905,0.004030000000000001
1906,0.00419
1907,0.00437
1908,0.00455
1909,0.00475
1910,0.00497
1911,0.00521
1912,0.00546
1913,0.00574
1914,0.006019999999999999
1915,0.00632
1916,0.00664
1917,0.00698
1918,0.00732
1919,0.007690000000000001
1920,0.00807
1921,0.009609999999999999
1922,0.0132
1923,0.0184
1924,0.0249
1925,0.0322
1926,0.040100000000000004
1927,0.0479
1928,0.0555
1929,0.062299999999999994
1930,0.0681
1931,0.073
1932,0.0778
1933,0.0824
1934,0.0869
1935,0.09129999999999999
1936,0.09570000000000001
1937,0.1
1938,0.104
1939,0.109
1940,0.113
1941,0.119
1942,0.124
1943,0.131
1944,0.139
1945,0.147
1946,0.155
1947,0.164
1948,0.174
1949,0.183
1950,0.193
1951,0.203
1952,0.215
1953,0.226
1954,0.239
1955,0.252
1956,0.265
1957,0.279
1958,0.294
1959,0.308
1960,0.323
1961,0.339
1962,0.357
1963,0.376
1964,0.396
1965,0.416
1966,0.436
1967,0.455
1968,0.473
1969,0.49
1970,0.497
1971,0.675
1972,0.933
1973,1.95
1974,1.82
1975,1.31
1976,1.46
1977,1.84
1978,1.5
1979,1.89
1980,1.59
1981,1.67
1982,1.81
1983,2.08
1984,2.43
1985,2.51
1986,2.69
1987,3.16
1988,3.27
1989,3.4
1990,3.95
1991,3.93
1992,4.47
1993,4.31
1994,5.11
1995,5.55
1996,5.41
1997,2.78
1998,2.01
1999,1.52
2000,1.73
2001,1.64
2002,1.67
2003,2.01
2004,2.2
2005,2.81
2006,2.81
2007,3.21
2008,3.61
2009,3.39
2010,3.37
2011,3.83
2012,3.79
2013,3.89
2014,4.1
2015,4.27
2016,4.5
2017,4.64
2018,4.7