year,IPC1,IPC2
1850,0.0008900000000000001,2.7799999999999998e-05
1851,0.000937,2.93e-05
1852,0.000988,3.09e-05
1853,0.0010400000000000001,3.2500000000000004e-05
1854,0.0011,3.43e-05
1855,0.00116,3.6200000000000006e-05
1856,0.00122,3.82e-05
1857,0.0012900000000000001,4.02e-05
1858,0.00136,4.24e-05
1859,0.0014299999999999998,4.46e-05
1860,0.0015,4.6899999999999995e-05
1861,0.00158,4.92e-05
1862,0.00165,5.17e-05
1863,0.00174,5.43e-05
1864,0.00182,5.7e-05
1865,0.00191,5.98e-05
1866,0.0020099999999999996,6.27e-05
1867,0.00211,6.58e-05
1868,0.00221,6.900000000000001e-05
1869,0.00232,7.240000000000001e-05
1870,0.0024300000000000003,7.580000000000001e-05
1871,0.0025499999999999997,7.950000000000001e-05
1872,0.00267,8.350000000000001e-05
1873,0.00281,8.76e-05
1874,0.00294,9.2e-05
1875,0.00309,9.65e-05
1876,0.0032400000000000003,0.000101
1877,0.0034,0.000106
1878,0.0035600000000000002,0.000111
1879,0.00372,0.000116
1880,0.0038900000000000002,0.000122
1881,0.004059999999999999,0.000127
1882,0.00424,0.000132
1883,0.00442,0.00013800000000000002
1884,0.0046,0.00014399999999999998
1885,0.00479,0.00015
1886,0.0049900000000000005,0.000156
1887,0.0052,0.000162
1888,0.00541,0.00016900000000000002
1889,0.00564,0.000176
1890,0.00618,0.000175
1891,0.0064,0.000175
1892,0.0066500000000000005,0.000176
1893,0.00692,0.000176
1894,0.0072,0.000177
1895,0.0075,0.000178
1896,0.007809999999999999,0.000178
1897,0.008140000000000001,0.000179
1898,0.00848,0.00017999999999999998
1899,0.00884,0.00018099999999999998
1900,0.0092,0.000182
1901,0.0096,0.000183
1902,0.0101,0.000184
1903,0.0106,0.000185
1904,0.0111,0.000186
1905,0.0116,0.000187
1906,0.012199999999999999,0.000188
1907,0.0127,0.000189
1908,0.0132,0.000191
1909,0.0136,0.000192
1910,0.013900000000000001,0.000194
1911,0.014199999999999999,0.00019600000000000002
1912,0.0146,0.00019700000000000002
1913,0.0149,0.0002
1914,0.0152,0.000202
1915,0.0154,0.000205
1916,0.0157,0.000207
1917,0.0159,0.00020999999999999998
1918,0.016,0.000213
1919,0.0161,0.000216
1920,0.0162,0.00022
1921,0.0161,0.000223
1922,0.0161,0.00022700000000000002
1923,0.016,0.000231
1924,0.0158,0.000236
1925,0.0157,0.000241
1926,0.0155,0.000246
1927,0.0154,0.000251
1928,0.015300000000000001,0.000257
1929,0.0152,0.000263
1930,0.0152,0.00027
1931,0.015300000000000001,0.000277
1932,0.0155,0.00028599999999999996
1933,0.0159,0.00029499999999999996
1934,0.016300000000000002,0.000305
1935,0.0169,0.000316
1936,0.0175,0.00032700000000000003
1937,0.0182,0.00033800000000000003
1938,0.0189,0.00035
1939,0.019600000000000003,0.000361
1940,0.020300000000000002,0.000372
1941,0.021,0.000382
1942,0.0217,0.00039200000000000004
1943,0.0225,0.00040100000000000004
1944,0.023399999999999997,0.00041
1945,0.024300000000000002,0.000419
1946,0.0253,0.000429
1947,0.0264,0.00044
1948,0.0275,0.000453
1949,0.0286,0.00046800000000000005
1950,0.0298,0.000484
1951,0.031100000000000003,0.000508
1952,0.0325,0.0005420000000000001
1953,0.034,0.000583
1954,0.0357,0.000631
1955,0.037399999999999996,0.000684
1956,0.0391,0.000739
1957,0.0409,0.000795
1958,0.0428,0.000851
1959,0.0446,0.0009040000000000001
1960,0.0464,0.000953
1961,0.0325,0.001
1962,0.040299999999999996,0.00106
1963,0.0367,0.0011200000000000001
1964,0.0587,0.0011799999999999998
1965,0.047700000000000006,0.00124
1966,0.077,0.0012900000000000001
1967,0.0843,0.00134
1968,0.062299999999999994,0.00138
1969,0.044,0.0014
1970,0.040299999999999996,0.00145
1971,0.0587,0.00148
1972,0.062299999999999994,0.00156
1973,0.055,0.00163
1974,0.062299999999999994,0.0016699999999999998
1975,0.055,0.00176
1976,0.044,0.00165
1977,0.0513,0.0016699999999999998
1978,0.0587,0.0019199999999999998
1979,0.062299999999999994,0.0019299999999999999
1980,0.062299999999999994,0.002
1981,0.0513,0.00198
1982,0.0513,0.0021000000000000003
1983,0.055,0.0018700000000000001
1984,0.055,0.00206
1985,0.121,0.0019399999999999999
1986,0.0587,0.00197
1987,0.047700000000000006,0.002
1988,0.066,0.0021000000000000003
1989,0.062299999999999994,0.00213
1990,0.06620000000000001,0.00218
1991,0.06609999999999999,0.00215
1992,0.0624,0.00221
1993,0.0624,0.00227
1994,0.0624,0.0023
1995,0.06609999999999999,0.00237
1996,0.0844,0.0024300000000000003
1997,0.0844,0.00249
1998,0.08070000000000001,0.00254
1999,0.0844,0.00259
2000,0.0844,0.00266
2001,0.0881,0.00269
2002,0.0844,0.00272
2003,0.0844,0.00278
2004,0.0587,0.00285
2005,0.0587,0.0029100000000000003
2006,0.047700000000000006,0.00296
2007,0.0991,0.0031
2008,0.09540000000000001,0.0030600000000000002
2009,0.121,0.00312
2010,0.121,0.00311
2011,0.132,0.00311
2012,0.114,0.00312
2013,0.106,0.0030600000000000002
2014,0.154,0.0030499999999999998
2015,0.164,0.0030600000000000002
2016,0.179,0.00304
2017,0.184,0.00304
2018,0.261,0.0030299999999999997