year,IPC2
1850,0.0
1851,0.0
1852,0.0
1853,0.0
1854,0.0
1855,0.0
1856,0.0
1857,0.0
1858,0.0
1859,0.0
1860,0.0
1861,0.0
1862,0.0
1863,0.0
1864,0.0
1865,0.0
1866,0.0
1867,0.0
1868,0.0
1869,0.0
1870,0.0
1871,0.0
1872,0.0
1873,0.0
1874,0.0
1875,0.0
1876,0.0
1877,0.0
1878,0.0
1879,0.0
1880,0.0
1881,0.0
1882,0.0
1883,0.0
1884,0.0
1885,0.0
1886,0.0
1887,0.0
1888,0.0
1889,0.0
1890,0.0
1891,0.0
1892,0.0
1893,0.0
1894,0.0
1895,0.0
1896,0.0
1897,0.0
1898,0.0
1899,0.0
1900,0.0
1901,0.0
1902,0.0
1903,0.0
1904,0.0
1905,0.0
1906,0.0
1907,0.0
1908,0.0
1909,0.0
1910,0.0
1911,0.0
1912,0.0
1913,0.0
1914,0.0
1915,0.0
1916,0.0
1917,0.0
1918,0.0
1919,0.0
1920,0.0
1921,0.0154
1922,0.0571
1923,0.119
1924,0.193
1925,0.275
1926,0.356
1927,0.431
1928,0.492
1929,0.534
1930,0.549
1931,0.537
1932,0.503
1933,0.453
1934,0.393
1935,0.327
1936,0.262
1937,0.201
1938,0.152
1939,0.118
1940,0.105
1941,0.108
1942,0.114
1943,0.123
1944,0.135
1945,0.15
1946,0.167
1947,0.185
1948,0.204
1949,0.223
1950,0.243
1951,0.263
1952,0.286
1953,0.311
1954,0.339
1955,0.37
1956,0.402
1957,0.438
1958,0.475
1959,0.516
1960,0.559
1961,0.607
1962,0.664
1963,0.729
1964,0.803
1965,0.883
1966,0.97
1967,1.06
1968,1.16
1969,1.27
1970,1.56
1971,1.71
1972,1.81
1973,2.17
1974,2.47
1975,2.26
1976,2.78
1977,3.15
1978,3.53
1979,3.8
1980,4.14
1981,4.36
1982,4.21
1983,4.98
1984,5.39
1985,5.54
1986,6.1
1987,6.6
1988,8.01
1989,8.98
1990,9.0
1991,7.93
1992,9.0
1993,13.9
1994,21.1
1995,21.3
1996,34.0
1997,51.8
1998,51.2
1999,83.5
2000,74.8
2001,76.6
2002,91.8
2003,106.0
2004,145.0
2005,170.0
2006,193.0
2007,193.0
2008,204.0
2009,213.0
2010,225.0
2011,241.0
2012,258.0
2013,291.0
2014,329.0
2015,325.0
2016,344.0
2017,359.0
2018,376.0