year,IPC2
1850,0.000432
1851,0.000432
1852,0.000432
1853,0.000432
1854,0.000432
1855,0.000432
1856,0.000432
1857,0.000432
1858,0.000432
1859,0.000432
1860,0.000432
1861,0.000432
1862,0.000432
1863,0.000432
1864,0.000432
1865,0.000432
1866,0.000432
1867,0.000433
1868,0.000433
1869,0.000433
1870,0.000433
1871,0.000433
1872,0.000433
1873,0.000433
1874,0.000433
1875,0.000433
1876,0.000433
1877,0.000433
1878,0.000433
1879,0.000433
1880,0.000433
1881,0.000433
1882,0.000433
1883,0.000433
1884,0.000433
1885,0.000433
1886,0.000433
1887,0.000433
1888,0.000433
1889,0.000433
1890,0.000433
1891,0.000495
1892,0.0006670000000000001
1893,0.000928
1894,0.00126
1895,0.00163
1896,0.0020299999999999997
1897,0.00242
1898,0.0028
1899,0.00314
1900,0.00342
1901,0.00365
1902,0.0038599999999999997
1903,0.00405
1904,0.00423
1905,0.00441
1906,0.0045899999999999995
1907,0.00478
1908,0.00497
1909,0.00519
1910,0.00543
1911,0.005690000000000001
1912,0.00596
1913,0.00625
1914,0.00656
1915,0.006889999999999999
1916,0.00723
1917,0.0075899999999999995
1918,0.00797
1919,0.00836
1920,0.00878
1921,0.0106
1922,0.015099999999999999
1923,0.0216
1924,0.0297
1925,0.038799999999999994
1926,0.048600000000000004
1927,0.0584
1928,0.0678
1929,0.07629999999999999
1930,0.0834
1931,0.0895
1932,0.0953
1933,0.101
1934,0.106
1935,0.112
1936,0.117
1937,0.122
1938,0.128
1939,0.133
1940,0.139
1941,0.145
1942,0.151
1943,0.157
1944,0.164
1945,0.171
1946,0.178
1947,0.186
1948,0.194
1949,0.203
1950,0.212
1951,0.222
1952,0.233
1953,0.246
1954,0.258
1955,0.272
1956,0.286
1957,0.301
1958,0.316
1959,0.331
1960,0.347
1961,0.365
1962,0.384
1963,0.406
1964,0.428
1965,0.451
1966,0.474
1967,0.495
1968,0.514
1969,0.531
1970,0.562
1971,0.565
1972,0.464
1973,0.574
1974,0.593
1975,0.394
1976,0.501
1977,0.54
1978,0.619
1979,0.589
1980,0.604
1981,0.475
1982,0.494
1983,0.423
1984,0.346
1985,0.388
1986,0.399
1987,0.171
1988,0.274
1989,0.451
1990,0.48
1991,0.477
1992,0.496
1993,0.512
1994,0.502
1995,0.563
1996,0.632
1997,0.67
1998,0.677
1999,0.573
2000,0.514
2001,0.738
2002,0.779
2003,0.833
2004,0.759
2005,0.766
2006,0.9
2007,0.952
2008,1.0
2009,0.683
2010,0.703
2011,0.683
2012,0.662
2013,0.881
2014,0.902
2015,0.924
2016,0.945
2017,0.966
2018,0.988