year,IPC1
1850,5.8e-05
1851,6.110000000000001e-05
1852,6.44e-05
1853,6.79e-05
1854,7.159999999999999e-05
1855,7.56e-05
1856,7.97e-05
1857,8.400000000000001e-05
1858,8.840000000000001e-05
1859,9.3e-05
1860,9.779999999999999e-05
1861,0.000103
1862,0.000108
1863,0.00011300000000000001
1864,0.00011899999999999999
1865,0.000125
1866,0.000131
1867,0.00013700000000000002
1868,0.00014399999999999998
1869,0.00015099999999999998
1870,0.000158
1871,0.000166
1872,0.000174
1873,0.000183
1874,0.000192
1875,0.000201
1876,0.000211
1877,0.000221
1878,0.000232
1879,0.000243
1880,0.000254
1881,0.000265
1882,0.00027600000000000004
1883,0.00028799999999999995
1884,0.0003
1885,0.000312
1886,0.000325
1887,0.000339
1888,0.00035299999999999996
1889,0.000367
1890,0.000402
1891,0.000417
1892,0.000433
1893,0.000451
1894,0.00046899999999999996
1895,0.000489
1896,0.000509
1897,0.000531
1898,0.000553
1899,0.0005759999999999999
1900,0.0006
1901,0.000626
1902,0.000656
1903,0.0006889999999999999
1904,0.000723
1905,0.000759
1906,0.000794
1907,0.0008269999999999999
1908,0.000858
1909,0.000885
1910,0.0009080000000000001
1911,0.000928
1912,0.000948
1913,0.000968
1914,0.000988
1915,0.00101
1916,0.00102
1917,0.0010400000000000001
1918,0.0010500000000000002
1919,0.0010500000000000002
1920,0.0010500000000000002
1921,0.0010500000000000002
1922,0.0010500000000000002
1923,0.0010400000000000001
1924,0.00103
1925,0.00102
1926,0.00101
1927,0.001
1928,0.000997
1929,0.000992
1930,0.00099
1931,0.000995
1932,0.00101
1933,0.00103
1934,0.00106
1935,0.0011
1936,0.00114
1937,0.0011899999999999999
1938,0.00123
1939,0.00128
1940,0.00132
1941,0.0013700000000000001
1942,0.00141
1943,0.00147
1944,0.0015300000000000001
1945,0.00159
1946,0.00165
1947,0.00172
1948,0.0017900000000000001
1949,0.0018700000000000001
1950,0.0019399999999999999
1951,0.0020299999999999997
1952,0.00212
1953,0.00222
1954,0.00232
1955,0.00244
1956,0.0025499999999999997
1957,0.00267
1958,0.00279
1959,0.0029100000000000003
1960,0.0030299999999999997
1961,0.00315
1962,0.00328
1963,0.0034100000000000003
1964,0.0035499999999999998
1965,0.00309
1966,0.00331
1967,0.00331
1968,0.0036
1969,0.004030000000000001
1970,0.00452
1971,0.00367
1972,0.00367
1973,0.00367
1974,0.00367
1975,0.00367
1976,0.00367
1977,0.00367
1978,0.00367
1979,0.00367
1980,0.00367
1981,0.00367
1982,0.00367
1983,0.00367
1984,0.00367
1985,0.00367
1986,0.00367
1987,0.00367
1988,0.00367
1989,0.00367
1990,0.00733
1991,0.00733
1992,0.00733
1993,0.00733
1994,0.00733
1995,0.00733
1996,0.00733
1997,0.00733
1998,0.00733
1999,0.00733
2000,0.00733
2001,0.00733
2002,0.00733
2003,0.00367
2004,0.00367
2005,0.00367
2006,0.00367
2007,0.00367
2008,0.00733
2009,0.00367
2010,0.00367
2011,0.00733
2012,0.00733
2013,0.00733
2014,0.011
2015,0.011699999999999999
2016,0.0128
2017,0.013099999999999999
2018,0.018699999999999998