year,IPC1,IPC2,IPC4,IPCMAG
1850,7.74e-05,1.1e-08,8.29e-06,2.47e-05
1851,7.76e-05,1.26e-08,8.4e-06,2.47e-05
1852,7.81e-05,1.42e-08,8.5e-06,2.48e-05
1853,7.9e-05,1.5800000000000003e-08,8.6e-06,2.48e-05
1854,8.02e-05,1.7499999999999998e-08,8.710000000000001e-06,2.49e-05
1855,8.17e-05,1.91e-08,8.81e-06,2.51e-05
1856,8.36e-05,2.08e-08,8.91e-06,2.52e-05
1857,8.57e-05,2.2500000000000003e-08,9.01e-06,2.5399999999999997e-05
1858,8.81e-05,2.4199999999999998e-08,9.119999999999999e-06,2.5600000000000002e-05
1859,9.080000000000001e-05,2.59e-08,9.220000000000002e-06,2.58e-05
1860,9.379999999999999e-05,2.77e-08,9.32e-06,2.61e-05
1861,9.71e-05,2.94e-08,9.41e-06,2.64e-05
1862,0.000101,3.12e-08,9.509999999999999e-06,2.6700000000000002e-05
1863,0.000104,3.3000000000000004e-08,9.6e-06,2.7e-05
1864,0.000108,3.48e-08,9.69e-06,2.7300000000000003e-05
1865,0.00011300000000000001,3.67e-08,9.780000000000001e-06,2.77e-05
1866,0.00011700000000000001,3.85e-08,9.87e-06,2.81e-05
1867,0.000122,4.04e-08,9.96e-06,2.85e-05
1868,0.000127,4.2299999999999995e-08,1.01e-05,2.8899999999999998e-05
1869,0.000132,4.4100000000000004e-08,1.02e-05,2.93e-05
1870,0.00013700000000000002,4.6e-08,1.03e-05,2.98e-05
1871,0.00014199999999999998,4.8e-08,1.0399999999999999e-05,3.0200000000000002e-05
1872,0.000148,4.99e-08,1.0500000000000001e-05,3.07e-05
1873,0.000154,5.18e-08,1.07e-05,3.12e-05
1874,0.00016,5.38e-08,1.08e-05,3.17e-05
1875,0.000166,5.5699999999999996e-08,1.09e-05,3.23e-05
1876,0.00017199999999999998,5.77e-08,1.11e-05,3.2800000000000004e-05
1877,0.000179,5.97e-08,1.12e-05,3.33e-05
1878,0.000185,6.169999999999999e-08,1.1400000000000001e-05,3.39e-05
1879,0.000192,6.370000000000001e-08,1.15e-05,3.4500000000000005e-05
1880,0.00019800000000000002,6.57e-08,1.17e-05,3.51e-05
1881,0.000205,6.78e-08,1.18e-05,3.57e-05
1882,0.000212,6.98e-08,1.2e-05,3.6200000000000006e-05
1883,0.000219,7.18e-08,1.21e-05,3.69e-05
1884,0.00022600000000000002,7.389999999999999e-08,1.22e-05,3.75e-05
1885,0.00023300000000000003,7.6e-08,1.24e-05,3.8100000000000005e-05
1886,0.00023999999999999998,7.8e-08,1.25e-05,3.87e-05
1887,0.000248,8.01e-08,1.2699999999999999e-05,3.93e-05
1888,0.000255,8.220000000000001e-08,1.2800000000000001e-05,4e-05
1889,0.000262,8.430000000000001e-08,1.3e-05,4.06e-05
1890,0.000273,1.3200000000000002e-07,1.32e-05,3.52e-05
1891,0.00028199999999999997,1.41e-07,1.34e-05,3.93e-05
1892,0.00029099999999999997,1.52e-07,1.3599999999999999e-05,4.31e-05
1893,0.000301,1.66e-07,1.38e-05,4.66e-05
1894,0.00031,1.8100000000000002e-07,1.4e-05,4.98e-05
1895,0.00032,1.98e-07,1.4200000000000001e-05,5.26e-05
1896,0.00032900000000000003,2.16e-07,1.44e-05,5.49e-05
1897,0.000339,2.35e-07,1.46e-05,5.6800000000000005e-05
1898,0.000348,2.5599999999999996e-07,1.48e-05,5.8099999999999996e-05
1899,0.000358,2.77e-07,1.4999999999999999e-05,5.9e-05
1900,0.000367,2.99e-07,1.53e-05,5.92e-05
1901,0.000377,3.2499999999999996e-07,1.55e-05,5.88e-05
1902,0.000389,3.57e-07,1.57e-05,5.79e-05
1903,0.00040100000000000004,3.93e-07,1.59e-05,5.6500000000000005e-05
1904,0.000414,4.32e-07,1.61e-05,5.49e-05
1905,0.000426,4.72e-07,1.63e-05,5.31e-05
1906,0.000437,5.11e-07,1.65e-05,5.14e-05
1907,0.000447,5.490000000000001e-07,1.67e-05,4.98e-05
1908,0.000455,5.84e-07,1.7e-05,4.84e-05
1909,0.00046,6.13e-07,1.72e-05,4.75e-05
1910,0.00046300000000000003,6.37e-07,1.74e-05,4.71e-05
1911,0.00046300000000000003,6.55e-07,1.76e-05,4.7e-05
1912,0.00045900000000000004,6.7e-07,1.7899999999999998e-05,4.7e-05
1913,0.000453,6.84e-07,1.8100000000000003e-05,4.71e-05
1914,0.000446,6.96e-07,1.84e-05,4.72e-05
1915,0.000438,7.079999999999999e-07,1.8599999999999998e-05,4.74e-05
1916,0.00043,7.19e-07,1.88e-05,4.7600000000000005e-05
1917,0.000423,7.31e-07,1.91e-05,4.79e-05
1918,0.00041799999999999997,7.429999999999999e-07,1.94e-05,4.82e-05
1919,0.000414,7.57e-07,1.96e-05,4.85e-05
1920,0.00041299999999999996,7.73e-07,1.9900000000000003e-05,4.8899999999999996e-05
1921,0.000416,7.900000000000001e-07,2.01e-05,4.9500000000000004e-05
1922,0.000422,8.08e-07,2.04e-05,5.04e-05
1923,0.000431,8.270000000000001e-07,2.06e-05,5.16e-05
1924,0.000441,8.459999999999999e-07,2.09e-05,5.2900000000000005e-05
1925,0.000451,8.67e-07,2.12e-05,5.4399999999999994e-05
1926,0.000462,8.890000000000001e-07,2.14e-05,5.59e-05
1927,0.00047099999999999996,9.13e-07,2.17e-05,5.74e-05
1928,0.00047999999999999996,9.389999999999999e-07,2.2e-05,5.88e-05
1929,0.00048499999999999997,9.67e-07,2.23e-05,5.9999999999999995e-05
1930,0.000488,9.970000000000002e-07,2.2499999999999998e-05,6.09e-05
1931,0.000488,1.03e-06,2.2800000000000002e-05,6.18e-05
1932,0.000489,1.08e-06,2.3e-05,6.27e-05
1933,0.000489,1.13e-06,2.3199999999999998e-05,6.36e-05
1934,0.00049,1.1800000000000001e-06,2.34e-05,6.45e-05
1935,0.00049,1.24e-06,2.36e-05,6.53e-05
1936,0.00049,1.2999999999999998e-06,2.39e-05,6.610000000000001e-05
1937,0.00049,1.3600000000000001e-06,2.41e-05,6.67e-05
1938,0.00049,1.42e-06,2.44e-05,6.72e-05
1939,0.000491,1.48e-06,2.48e-05,6.75e-05
1940,0.00049,1.53e-06,2.52e-05,6.75e-05
1941,0.000489,1.5800000000000001e-06,2.58e-05,6.74e-05
1942,0.000484,1.62e-06,2.6700000000000002e-05,6.71e-05
1943,0.000477,1.66e-06,2.7799999999999998e-05,6.67e-05
1944,0.00046800000000000005,1.6900000000000001e-06,2.91e-05,6.62e-05
1945,0.00045900000000000004,1.73e-06,3.04e-05,6.57e-05
1946,0.00045,1.77e-06,3.18e-05,6.53e-05
1947,0.000441,1.81e-06,3.31e-05,6.48e-05
1948,0.000434,1.8600000000000002e-06,3.43e-05,6.44e-05
1949,0.00043,1.9200000000000003e-06,3.54e-05,6.419999999999999e-05
1950,0.000428,1.99e-06,3.61e-05,6.41e-05
1951,0.000429,2.09e-06,3.68e-05,6.44e-05
1952,0.00043,2.2499999999999996e-06,3.74e-05,6.510000000000001e-05
1953,0.000433,2.45e-06,3.8e-05,6.62e-05
1954,0.00043599999999999997,2.68e-06,3.86e-05,6.75e-05
1955,0.000439,2.9099999999999997e-06,3.91e-05,6.900000000000001e-05
1956,0.000442,3.14e-06,3.96e-05,7.04e-05
1957,0.00044500000000000003,3.35e-06,4e-05,7.18e-05
1958,0.000447,3.5100000000000003e-06,4.0300000000000004e-05,7.290000000000001e-05
1959,0.000449,3.62e-06,4.05e-05,7.36e-05
1960,0.00045,3.66e-06,4.05e-05,7.39e-05
1961,0.00045,3.66e-06,4.05e-05,7.39e-05
1962,0.00045,3.66e-06,4.05e-05,7.39e-05
1963,0.00045,3.66e-06,4.05e-05,7.39e-05
1964,0.00045,3.66e-06,4.05e-05,7.39e-05
1965,0.00045,3.66e-06,4.05e-05,7.39e-05
1966,0.00045,3.66e-06,4.05e-05,7.39e-05
1967,0.00045,3.66e-06,4.05e-05,7.39e-05
1968,0.00045,3.66e-06,4.05e-05,7.39e-05
1969,0.00045,3.66e-06,4.05e-05,7.39e-05
1970,0.00048499999999999997,3.3700000000000003e-06,4.1e-05,7.939999999999999e-05
1971,0.000455,3.31e-06,4.5600000000000004e-05,8.37e-05
1972,0.000434,3.7e-06,4.81e-05,8.76e-05
1973,0.00040300000000000004,3.86e-06,5.06e-05,9.31e-05
1974,0.000381,3.82e-06,5.3e-05,9.91e-05
1975,0.00040500000000000003,3.48e-06,5.4499999999999997e-05,0.000102
1976,0.00041099999999999996,3.6099999999999997e-06,5.6500000000000005e-05,0.00010499999999999999
1977,0.000415,3.29e-06,5.8700000000000004e-05,0.00010899999999999999
1978,0.0004,3.2599999999999997e-06,6.03e-05,0.00011300000000000001
1979,0.0004,3.64e-06,6.22e-05,0.00011700000000000001
1980,0.00039600000000000003,3.19e-06,6.41e-05,0.000122
1981,0.0004,3.13e-06,6.64e-05,0.000126
1982,0.000391,2.6700000000000003e-06,6.890000000000001e-05,0.000131
1983,0.000393,2.56e-06,7.199999999999999e-05,0.00013700000000000002
1984,0.000404,3.0300000000000002e-06,7.52e-05,0.000145
1985,0.00040300000000000004,2.47e-06,7.76e-05,0.000148
1986,0.00040500000000000003,2.35e-06,8.1e-05,0.000153
1987,0.00040300000000000004,2.4199999999999997e-06,8.319999999999999e-05,0.000153
1988,0.000367,2.74e-06,8.52e-05,0.000157
1989,0.000374,2.83e-06,8.790000000000001e-05,0.000163
1990,0.00037,2.84e-06,8.989999999999999e-05,0.000171
1991,0.000393,2.8800000000000004e-06,9.06e-05,0.00016900000000000002
1992,0.000395,3.01e-06,0.0001,0.00016700000000000002
1993,0.000373,2.96e-06,0.000101,0.00016700000000000002
1994,0.00035,3.19e-06,0.000103,0.000166
1995,0.000342,3.28e-06,0.00010499999999999999,0.00016
1996,0.00034399999999999996,3.25e-06,0.00010499999999999999,0.00015900000000000002
1997,0.00032900000000000003,3.35e-06,0.000106,0.000155
1998,0.000323,3.36e-06,0.00010499999999999999,0.000152
1999,0.000317,3.44e-06,0.000106,0.00015
2000,0.00031800000000000003,3.5100000000000003e-06,0.000108,0.000158
2001,0.00032,3.52e-06,0.00010899999999999999,0.00016800000000000002
2002,0.000315,3.62e-06,0.000112,0.000178
2003,0.000331,3.71e-06,0.000115,0.000184
2004,0.00033600000000000004,3.6e-06,0.000118,0.00019700000000000002
2005,0.00033400000000000004,3.58e-06,0.00011899999999999999,0.000206
2006,0.000326,3.76e-06,9.669999999999999e-05,0.00020899999999999998
2007,0.000322,3.77e-06,7.489999999999999e-05,0.000217
2008,0.000322,3.24e-06,5.31e-05,0.00022
2009,0.000312,3.1e-06,3.13e-05,0.00022
2010,0.000308,3.3800000000000002e-06,9.509999999999999e-06,0.00022
2011,0.000294,3.17e-06,8.059999999999999e-06,0.000217
2012,0.000285,2.97e-06,9e-09,0.000219
2013,0.00028199999999999997,3.49e-06,1.0500000000000001e-05,0.000216
2014,0.000279,2.8999999999999998e-06,1.06e-05,0.000219
2015,0.00027600000000000004,2.8500000000000002e-06,1.0399999999999999e-05,0.00020999999999999998
2016,0.00028399999999999996,2.94e-06,8.6e-06,0.000215
2017,0.00028199999999999997,2.8900000000000003e-06,8.789999999999999e-06,0.000211
2018,0.00028000000000000003,2.83e-06,8.710000000000001e-06,0.000212