year,IPC1,IPC2
1850,0.040299999999999996,3.5100000000000003e-06
1851,0.0425,3.6900000000000002e-06
1852,0.0448,3.89e-06
1853,0.047200000000000006,4.11e-06
1854,0.0498,4.33e-06
1855,0.0525,4.57e-06
1856,0.0554,4.82e-06
1857,0.0584,5.0800000000000005e-06
1858,0.0615,5.35e-06
1859,0.06470000000000001,5.62e-06
1860,0.068,5.91e-06
1861,0.0714,6.21e-06
1862,0.075,6.519999999999999e-06
1863,0.0787,6.8500000000000005e-06
1864,0.08259999999999999,7.190000000000001e-06
1865,0.0867,7.54e-06
1866,0.091,7.92e-06
1867,0.0955,8.3e-06
1868,0.1,8.710000000000001e-06
1869,0.105,9.129999999999999e-06
1870,0.11,9.57e-06
1871,0.115,1e-05
1872,0.121,1.0500000000000001e-05
1873,0.127,1.11e-05
1874,0.133,1.1599999999999999e-05
1875,0.14,1.22e-05
1876,0.147,1.2800000000000001e-05
1877,0.154,1.34e-05
1878,0.161,1.4e-05
1879,0.169,1.47e-05
1880,0.176,1.53e-05
1881,0.184,1.6e-05
1882,0.192,1.67e-05
1883,0.2,1.74e-05
1884,0.209,1.8100000000000003e-05
1885,0.217,1.89e-05
1886,0.226,1.9699999999999998e-05
1887,0.236,2.05e-05
1888,0.245,2.13e-05
1889,0.255,2.22e-05
1890,0.286,2.19e-05
1891,0.297,2.19e-05
1892,0.309,2.19e-05
1893,0.323,2.19e-05
1894,0.338,2.19e-05
1895,0.354,2.19e-05
1896,0.371,2.19e-05
1897,0.388,2.19e-05
1898,0.407,2.19e-05
1899,0.426,2.19e-05
1900,0.446,2.19e-05
1901,0.467,2.19e-05
1902,0.491,2.19e-05
1903,0.517,2.19e-05
1904,0.544,2.19e-05
1905,0.573,2.19e-05
1906,0.602,2.19e-05
1907,0.631,2.19e-05
1908,0.66,2.19e-05
1909,0.689,2.19e-05
1910,0.716,2.19e-05
1911,0.743,2.19e-05
1912,0.768,2.19e-05
1913,0.794,2.19e-05
1914,0.819,2.19e-05
1915,0.844,2.19e-05
1916,0.869,2.19e-05
1917,0.896,2.19e-05
1918,0.923,2.19e-05
1919,0.951,2.19e-05
1920,0.981,2.19e-05
1921,1.01,2.2599999999999997e-05
1922,1.04,2.46e-05
1923,1.08,2.77e-05
1924,1.11,3.17e-05
1925,1.37,3.6400000000000004e-05
1926,1.76,4.18e-05
1927,1.74,4.7600000000000005e-05
1928,4.55,5.36e-05
1929,5.71,5.98e-05
1930,6.98,6.59e-05
1931,5.95,7.22e-05
1932,5.77,7.91e-05
1933,6.16,8.669999999999999e-05
1934,6.86,9.49e-05
1935,7.92,0.000104
1936,8.46,0.000114
1937,10.2,0.000124
1938,11.0,0.000135
1939,10.3,0.000147
1940,8.54,0.00016
1941,10.6,0.000175
1942,6.15,0.000191
1943,9.93,0.00020999999999999998
1944,12.5,0.000231
1945,14.5,0.000254
1946,15.9,0.00027800000000000004
1947,17.5,0.000304
1948,17.8,0.000331
1949,9.49,0.00035999999999999997
1950,1.16,0.000389
1951,1.82,0.00041999999999999996
1952,1.05,0.00045400000000000003
1953,1.22,0.000491
1954,2.46,0.000531
1955,2.04,0.0005729999999999999
1956,2.63,0.000618
1957,1.8,0.000665
1958,1.58,0.0007149999999999999
1959,2.03,0.000768
1960,1.74,0.000824
1961,1.82,0.000882
1962,2.0,0.000944
1963,1.92,0.00101
1964,1.86,0.00108
1965,1.67,0.00116
1966,1.56,0.00124
1967,1.92,0.00133
1968,1.79,0.0014199999999999998
1969,2.34,0.0015300000000000001
1970,2.62,0.00146
1971,2.28,0.00147
1972,2.21,0.00148
1973,2.45,0.00152
1974,2.22,0.0015300000000000001
1975,1.61,0.00155
1976,3.44,0.00155
1977,1.8,0.00156
1978,1.53,0.00156
1979,1.6,0.00157
1980,1.65,0.00157
1981,1.57,0.0016
1982,1.76,0.0016200000000000001
1983,0.904,0.00166
1984,2.26,0.0016699999999999998
1985,2.64,0.00171
1986,0.18,0.0017
1987,0.447,0.00171
1988,0.612,0.00202
1989,0.649,0.00209
1990,1.64,0.00217
1991,1.68,0.00248
1992,1.46,0.0025499999999999997
1993,1.6,0.00276
1994,1.61,0.00281
1995,1.67,0.0028599999999999997
1996,1.69,0.00271
1997,1.75,0.00298
1998,1.8,0.0030099999999999997
1999,1.81,0.0031
2000,2.38,0.0028799999999999997
2001,2.41,0.0030299999999999997
2002,2.44,0.0030800000000000003
2003,2.56,0.00312
2004,2.62,0.00322
2005,2.72,0.0033799999999999998
2006,2.72,0.0034300000000000003
2007,2.82,0.0033399999999999997
2008,2.66,0.0033799999999999998
2009,2.63,0.00354
2010,2.51,0.00348
2011,2.5,0.00329
2012,1.35,0.00368
2013,0.862,0.0038599999999999997
2014,0.873,0.00378
2015,0.897,0.00381
2016,0.923,0.00387
2017,0.894,0.00394
2018,0.932,0.004019999999999999