year,IPC1,IPC2
1850,5.73e-05,5.27e-07
1851,6.03e-05,5.54e-07
1852,6.35e-05,5.84e-07
1853,6.7e-05,6.16e-07
1854,7.07e-05,6.499999999999999e-07
1855,7.46e-05,6.86e-07
1856,7.87e-05,7.23e-07
1857,8.29e-05,7.62e-07
1858,8.730000000000001e-05,8.03e-07
1859,9.180000000000001e-05,8.44e-07
1860,9.65e-05,8.869999999999999e-07
1861,0.000101,9.32e-07
1862,0.000106,9.79e-07
1863,0.000112,1.03e-06
1864,0.00011700000000000001,1.08e-06
1865,0.000123,1.13e-06
1866,0.000129,1.19e-06
1867,0.000136,1.25e-06
1868,0.00014199999999999998,1.31e-06
1869,0.000149,1.37e-06
1870,0.000156,1.4400000000000002e-06
1871,0.000164,1.5100000000000002e-06
1872,0.00017199999999999998,1.5800000000000001e-06
1873,0.00017999999999999998,1.66e-06
1874,0.000189,1.74e-06
1875,0.000199,1.83e-06
1876,0.00020899999999999998,1.9200000000000003e-06
1877,0.000219,2.0100000000000002e-06
1878,0.000229,2.1099999999999997e-06
1879,0.00023999999999999998,2.2e-06
1880,0.00025,2.3e-06
1881,0.000261,2.4e-06
1882,0.000272,2.51e-06
1883,0.00028399999999999996,2.61e-06
1884,0.000296,2.7200000000000002e-06
1885,0.000308,2.84e-06
1886,0.000321,2.95e-06
1887,0.00033400000000000004,3.0799999999999997e-06
1888,0.000348,3.2000000000000003e-06
1889,0.000363,3.33e-06
1890,0.00039600000000000003,3.28e-06
1891,0.00041099999999999996,3.28e-06
1892,0.000426,3.28e-06
1893,0.000443,3.28e-06
1894,0.00046100000000000004,3.28e-06
1895,0.00047999999999999996,3.28e-06
1896,0.000499,3.28e-06
1897,0.0005200000000000001,3.28e-06
1898,0.000541,3.28e-06
1899,0.0005639999999999999,3.28e-06
1900,0.0005859999999999999,3.28e-06
1901,0.000612,3.28e-06
1902,0.000641,3.28e-06
1903,0.0006720000000000001,3.28e-06
1904,0.0007059999999999999,3.29e-06
1905,0.00074,3.29e-06
1906,0.000773,3.29e-06
1907,0.000805,3.29e-06
1908,0.000834,3.3e-06
1909,0.00086,3.3e-06
1910,0.0008810000000000001,3.3e-06
1911,0.000898,3.3800000000000002e-06
1912,0.0009130000000000001,3.6e-06
1913,0.0009270000000000001,3.9300000000000005e-06
1914,0.000939,4.37e-06
1915,0.0009509999999999999,4.890000000000001e-06
1916,0.000962,5.47e-06
1917,0.0009739999999999999,6.1e-06
1918,0.000986,6.7600000000000005e-06
1919,0.000999,7.440000000000001e-06
1920,0.00101,8.109999999999999e-06
1921,0.00103,8.81e-06
1922,0.0010400000000000001,9.59e-06
1923,0.00106,1.0500000000000001e-05
1924,0.00107,1.1400000000000001e-05
1925,0.00109,1.24e-05
1926,0.00111,1.35e-05
1927,0.00113,1.47e-05
1928,0.00115,1.59e-05
1929,0.00117,1.72e-05
1930,0.0012,1.8599999999999998e-05
1931,0.00124,2e-05
1932,0.00128,2.1499999999999997e-05
1933,0.00134,2.31e-05
1934,0.0014,2.48e-05
1935,0.00147,2.6700000000000002e-05
1936,0.00155,2.88e-05
1937,0.0016200000000000001,3.11e-05
1938,0.0017,3.36e-05
1939,0.0017800000000000001,3.65e-05
1940,0.00186,3.9699999999999996e-05
1941,0.0019399999999999999,4.39e-05
1942,0.00202,4.97e-05
1943,0.00211,5.6800000000000005e-05
1944,0.00219,6.500000000000001e-05
1945,0.00228,7.41e-05
1946,0.0023799999999999997,8.38e-05
1947,0.00248,9.41e-05
1948,0.0025800000000000003,0.00010499999999999999
1949,0.0027,0.000115
1950,0.00282,0.000125
1951,0.00367,0.000136
1952,0.00367,0.000146
1953,0.00367,0.000157
1954,0.00367,0.00016800000000000002
1955,0.00367,0.00017999999999999998
1956,0.00733,0.000193
1957,0.011,0.000206
1958,0.00733,0.00022
1959,0.00733,0.000235
1960,0.011,0.000251
1961,0.011,0.000268
1962,0.011,0.00028599999999999996
1963,0.00733,0.000305
1964,0.011,0.000325
1965,0.011,0.000347
1966,0.011,0.000372
1967,0.011,0.000399
1968,0.0147,0.000428
1969,0.0147,0.00046100000000000004
1970,0.0147,0.000429
1971,0.011,0.00043599999999999997
1972,0.011,0.00045900000000000004
1973,0.0147,0.00046899999999999996
1974,0.0183,0.00047799999999999996
1975,0.0183,0.00047
1976,0.0293,0.00044
1977,0.0293,0.000456
1978,0.033,0.000441
1979,0.033,0.00047299999999999995
1980,0.040299999999999996,0.000472
1981,0.044,0.000479
1982,0.047700000000000006,0.0005110000000000001
1983,0.055,0.000498
1984,0.0513,0.000494
1985,0.055,0.000502
1986,0.0513,0.000521
1987,0.0513,0.000647
1988,0.047700000000000006,0.0006580000000000001
1989,0.047700000000000006,0.000652
1990,0.047700000000000006,0.000795
1991,0.047700000000000006,0.000885
1992,0.047700000000000006,0.000832
1993,0.047700000000000006,0.0008349999999999999
1994,0.047700000000000006,0.000833
1995,0.047700000000000006,0.000844
1996,0.047700000000000006,0.000847
1997,0.047700000000000006,0.0008489999999999999
1998,0.047700000000000006,0.000704
1999,0.047700000000000006,0.000717
2000,0.047700000000000006,0.000709
2001,0.0514,0.000704
2002,0.0588,0.000714
2003,0.06609999999999999,0.000764
2004,0.0735,0.000757
2005,0.0772,0.000758
2006,0.0847,0.000856
2007,0.0845,0.0008100000000000001
2008,0.0847,0.000879
2009,0.092,0.0009080000000000001
2010,0.0993,0.0009040000000000001
2011,0.103,0.000919
2012,0.114,0.000929
2013,0.114,0.000893
2014,0.114,0.000876
2015,0.134,0.000882
2016,0.137,0.000877
2017,0.126,0.000873
2018,0.126,0.000869