year,IPC2
1850,9.31e-05
1851,9.31e-05
1852,9.31e-05
1853,9.31e-05
1854,9.31e-05
1855,9.31e-05
1856,9.31e-05
1857,9.31e-05
1858,9.31e-05
1859,9.31e-05
1860,9.31e-05
1861,9.31e-05
1862,9.31e-05
1863,9.31e-05
1864,9.31e-05
1865,9.31e-05
1866,9.31e-05
1867,9.31e-05
1868,9.31e-05
1869,9.32e-05
1870,9.32e-05
1871,9.32e-05
1872,9.32e-05
1873,9.32e-05
1874,9.32e-05
1875,9.32e-05
1876,9.32e-05
1877,9.32e-05
1878,9.32e-05
1879,9.32e-05
1880,9.32e-05
1881,9.32e-05
1882,9.32e-05
1883,9.32e-05
1884,9.32e-05
1885,9.32e-05
1886,9.32e-05
1887,9.32e-05
1888,9.32e-05
1889,9.32e-05
1890,9.32e-05
1891,0.00010899999999999999
1892,0.000152
1893,0.000217
1894,0.0003
1895,0.000393
1896,0.000493
1897,0.000593
1898,0.0006889999999999999
1899,0.0007740000000000001
1900,0.000844
1901,0.000901
1902,0.000953
1903,0.001
1904,0.0010500000000000002
1905,0.00109
1906,0.00114
1907,0.0011799999999999998
1908,0.00123
1909,0.0012900000000000001
1910,0.00135
1911,0.00141
1912,0.00148
1913,0.00156
1914,0.00163
1915,0.00171
1916,0.0018
1917,0.00189
1918,0.00199
1919,0.00209
1920,0.00219
1921,0.00549
1922,0.0143
1923,0.0272
1924,0.043
1925,0.060200000000000004
1926,0.07759999999999999
1927,0.0937
1928,0.107
1929,0.117
1930,0.121
1931,0.12
1932,0.115
1933,0.107
1934,0.09720000000000001
1935,0.0861
1936,0.075
1937,0.0649
1938,0.0567
1939,0.0516
1940,0.0505
1941,0.0522
1942,0.0546
1943,0.0577
1944,0.061399999999999996
1945,0.06570000000000001
1946,0.0703
1947,0.07540000000000001
1948,0.08070000000000001
1949,0.0862
1950,0.09190000000000001
1951,0.0979
1952,0.105
1953,0.112
1954,0.12
1955,0.129
1956,0.138
1957,0.148
1958,0.158
1959,0.169
1960,0.18
1961,0.193
1962,0.208
1963,0.225
1964,0.244
1965,0.263
1966,0.285
1967,0.307
1968,0.329
1969,0.353
1970,0.398
1971,0.458
1972,0.481
1973,0.543
1974,0.592
1975,0.53
1976,0.594
1977,0.634
1978,0.692
1979,0.742
1980,0.791
1981,0.805
1982,0.756
1983,0.805
1984,0.873
1985,0.848
1986,0.885
1987,0.895
1988,1.0
1989,1.01
1990,1.38
1991,1.59
1992,1.34
1993,2.15
1994,2.79
1995,4.22
1996,4.88
1997,5.3
1998,5.93
1999,6.83
2000,5.39
2001,4.87
2002,5.18
2003,4.83
2004,5.02
2005,5.18
2006,2.82
2007,3.36
2008,3.84
2009,4.13
2010,4.6
2011,4.86
2012,5.31
2013,5.92
2014,5.98
2015,6.12
2016,6.36
2017,6.31
2018,6.05