year,IPC1
1850,9.279999999999999e-05
1851,9.769999999999999e-05
1852,0.000103
1853,0.00010899999999999999
1854,0.000115
1855,0.000121
1856,0.000127
1857,0.000134
1858,0.00014099999999999998
1859,0.000149
1860,0.000156
1861,0.000164
1862,0.00017199999999999998
1863,0.00018099999999999998
1864,0.00019
1865,0.0002
1866,0.00020899999999999998
1867,0.00022
1868,0.00023
1869,0.000241
1870,0.000253
1871,0.000265
1872,0.00027800000000000004
1873,0.000292
1874,0.000307
1875,0.000322
1876,0.00033800000000000003
1877,0.000354
1878,0.000371
1879,0.000388
1880,0.00040500000000000003
1881,0.000423
1882,0.000441
1883,0.00046
1884,0.00047999999999999996
1885,0.0005
1886,0.0005200000000000001
1887,0.0005420000000000001
1888,0.0005639999999999999
1889,0.000587
1890,0.000644
1891,0.0006670000000000001
1892,0.0006929999999999999
1893,0.000721
1894,0.00075
1895,0.000781
1896,0.0008139999999999999
1897,0.000848
1898,0.000884
1899,0.000921
1900,0.000959
1901,0.001
1902,0.0010500000000000002
1903,0.0011
1904,0.00116
1905,0.00121
1906,0.00127
1907,0.00132
1908,0.0013700000000000001
1909,0.0014199999999999998
1910,0.00145
1911,0.00148
1912,0.00152
1913,0.00155
1914,0.00158
1915,0.00161
1916,0.00163
1917,0.00166
1918,0.0016699999999999998
1919,0.0016799999999999999
1920,0.0016899999999999999
1921,0.0016799999999999999
1922,0.0016799999999999999
1923,0.00166
1924,0.00165
1925,0.00163
1926,0.0016200000000000001
1927,0.00161
1928,0.00159
1929,0.00159
1930,0.00158
1931,0.00159
1932,0.0016200000000000001
1933,0.00165
1934,0.0017
1935,0.00176
1936,0.00183
1937,0.0019
1938,0.00197
1939,0.00204
1940,0.00211
1941,0.00218
1942,0.00226
1943,0.00235
1944,0.00244
1945,0.00254
1946,0.00264
1947,0.00275
1948,0.0028599999999999997
1949,0.00298
1950,0.00311
1951,0.0032400000000000003
1952,0.0033900000000000002
1953,0.0035499999999999998
1954,0.00372
1955,0.0039
1956,0.00408
1957,0.0042699999999999995
1958,0.0044599999999999996
1959,0.0046500000000000005
1960,0.00484
1961,0.005030000000000001
1962,0.00524
1963,0.00545
1964,0.007549999999999999
1965,0.0085
1966,0.0085
1967,0.0123
1968,0.0123
1969,0.017
1970,0.017
1971,0.022699999999999998
1972,0.0198
1973,0.0217
1974,0.0255
1975,0.0264
1976,0.0264
1977,0.0293
1978,0.0293
1979,0.0293
1980,0.032100000000000004
1981,0.032100000000000004
1982,0.032100000000000004
1983,0.032100000000000004
1984,0.032100000000000004
1985,0.032100000000000004
1986,0.0415
1987,0.040600000000000004
1988,0.040600000000000004
1989,0.040600000000000004
1990,0.032100000000000004
1991,0.032100000000000004
1992,0.031100000000000003
1993,0.0293
1994,0.028300000000000002
1995,0.026
1996,0.023600000000000003
1997,0.0219
1998,0.019399999999999997
1999,0.016300000000000002
2000,0.013300000000000001
2001,0.0206
2002,0.027800000000000002
2003,0.0351
2004,0.0335
2005,0.0295
2006,0.0195
2007,0.0172
2008,0.024
2009,0.0308
2010,0.0376
2011,0.0345
2012,0.0345
2013,0.0376
2014,0.0407
2015,0.0434
2016,0.047299999999999995
2017,0.048600000000000004
2018,0.0691