year,IPC1,IPC2
1850,4.41e-05,4.87e-05
1851,4.6399999999999996e-05,5.13e-05
1852,4.8899999999999996e-05,5.4e-05
1853,5.16e-05,5.7e-05
1854,5.4499999999999997e-05,6.0100000000000004e-05
1855,5.75e-05,6.34e-05
1856,6.06e-05,6.69e-05
1857,6.39e-05,7.049999999999999e-05
1858,6.72e-05,7.42e-05
1859,7.07e-05,7.81e-05
1860,7.43e-05,8.21e-05
1861,7.81e-05,8.62e-05
1862,8.2e-05,9.049999999999999e-05
1863,8.609999999999999e-05,9.510000000000001e-05
1864,9.039999999999999e-05,9.98e-05
1865,9.49e-05,0.00010499999999999999
1866,9.95e-05,0.00011
1867,0.000104,0.000115
1868,0.00011,0.000121
1869,0.000115,0.000127
1870,0.00011999999999999999,0.000133
1871,0.000126,0.00013900000000000002
1872,0.000132,0.000146
1873,0.00013900000000000002,0.000153
1874,0.000146,0.000161
1875,0.000153,0.00016900000000000002
1876,0.000161,0.000177
1877,0.00016800000000000002,0.000186
1878,0.000176,0.000195
1879,0.000185,0.000204
1880,0.000193,0.000213
1881,0.000201,0.000222
1882,0.00020999999999999998,0.000232
1883,0.000219,0.000242
1884,0.000228,0.000252
1885,0.00023799999999999998,0.000262
1886,0.000247,0.000273
1887,0.000258,0.000285
1888,0.000268,0.000296
1889,0.000279,0.000308
1890,0.000306,0.000306
1891,0.000317,0.000307
1892,0.00033,0.000308
1893,0.00034300000000000004,0.000309
1894,0.000357,0.00031
1895,0.000372,0.000311
1896,0.00038700000000000003,0.000313
1897,0.00040300000000000004,0.000314
1898,0.00041999999999999996,0.000315
1899,0.000438,0.000317
1900,0.000456,0.00031800000000000003
1901,0.00047599999999999997,0.00032
1902,0.000499,0.000322
1903,0.000524,0.000323
1904,0.00055,0.000325
1905,0.0005769999999999999,0.00032700000000000003
1906,0.000603,0.00032900000000000003
1907,0.000629,0.000332
1908,0.000652,0.00033400000000000004
1909,0.0006730000000000001,0.000337
1910,0.00069,0.000339
1911,0.0007059999999999999,0.00034300000000000004
1912,0.000721,0.00034599999999999995
1913,0.000736,0.00035
1914,0.000751,0.000354
1915,0.0007650000000000001,0.000358
1916,0.000777,0.000363
1917,0.000787,0.000368
1918,0.000795,0.000373
1919,0.0008,0.000379
1920,0.0008020000000000001,0.00038500000000000003
1921,0.0008,0.000391
1922,0.0007970000000000001,0.000398
1923,0.000791,0.00040500000000000003
1924,0.000785,0.00041299999999999996
1925,0.000777,0.000422
1926,0.0007700000000000001,0.000431
1927,0.000763,0.00044
1928,0.000758,0.000451
1929,0.000754,0.00046100000000000004
1930,0.000753,0.00047299999999999995
1931,0.000757,0.000486
1932,0.000768,0.000501
1933,0.000786,0.000517
1934,0.0008100000000000001,0.000535
1935,0.000837,0.000554
1936,0.000868,0.0005729999999999999
1937,0.000901,0.000593
1938,0.0009360000000000001,0.0006129999999999999
1939,0.0009699999999999999,0.000633
1940,0.001,0.000652
1941,0.0010400000000000001,0.00067
1942,0.00108,0.0006860000000000001
1943,0.0011200000000000001,0.0007019999999999999
1944,0.00116,0.000718
1945,0.00121,0.000734
1946,0.00126,0.000752
1947,0.00131,0.000771
1948,0.00136,0.000794
1949,0.0014199999999999998,0.000819
1950,0.00148,0.0008489999999999999
1951,0.0015400000000000001,0.0008900000000000001
1952,0.00367,0.000949
1953,0.00367,0.00102
1954,0.00367,0.00111
1955,0.011,0.0012
1956,0.011,0.0012900000000000001
1957,0.011,0.00139
1958,0.011,0.00149
1959,0.011,0.00158
1960,0.011,0.0016699999999999998
1961,0.0147,0.00176
1962,0.0147,0.00186
1963,0.0147,0.00196
1964,0.0183,0.00207
1965,0.0257,0.00217
1966,0.0257,0.00227
1967,0.033,0.00235
1968,0.0367,0.0024100000000000002
1969,0.0367,0.00246
1970,0.040299999999999996,0.00275
1971,0.047700000000000006,0.0028399999999999996
1972,0.055,0.00296
1973,0.066,0.0030800000000000003
1974,0.066,0.00319
1975,0.0587,0.00332
1976,0.062299999999999994,0.0033599999999999997
1977,0.08070000000000001,0.00346
1978,0.062299999999999994,0.00367
1979,0.11,0.00378
1980,0.103,0.00392
1981,0.136,0.004200000000000001
1982,0.121,0.00443
1983,0.143,0.0044800000000000005
1984,0.143,0.00458
1985,0.15,0.00457
1986,0.154,0.0047
1987,0.161,0.00483
1988,0.158,0.005030000000000001
1989,0.161,0.00517
1990,0.147,0.00531
1991,0.147,0.00547
1992,0.143,0.00562
1993,0.143,0.00577
1994,0.139,0.005849999999999999
1995,0.143,0.00604
1996,0.143,0.00623
1997,0.143,0.00641
1998,0.143,0.0065899999999999995
1999,0.151,0.00677
2000,0.151,0.00709
2001,0.158,0.00722
2002,0.158,0.00734
2003,0.161,0.00753
2004,0.161,0.00779
2005,0.162,0.008
2006,0.165,0.00819
2007,0.18,0.00836
2008,0.187,0.00855
2009,0.194,0.00853
2010,0.198,0.00851
2011,0.198,0.00852
2012,0.198,0.00853
2013,0.202,0.00844
2014,0.202,0.00844
2015,0.215,0.00844
2016,0.234,0.00843
2017,0.241,0.00842
2018,0.342,0.00842