Year	Total
1800	6.05
1801	6.052
1802	6.054
1803	6.057
1804	6.059
1805	6.061
1806	6.063
1807	6.065
1808	6.067
1809	6.07
1810	6.072
1811	6.074
1812	6.076
1813	6.078
1814	6.08
1815	6.083
1816	6.085
1817	6.087
1818	6.089
1819	6.091
1820	6.093
1821	6.096
1822	6.098
1823	6.1
1824	6.102
1825	6.104
1826	6.106
1827	6.109
1828	6.111
1829	6.113
1830	6.115
1831	6.117
1832	6.119
1833	6.122
1834	6.124
1835	6.126
1836	6.128
1837	6.13
1838	6.132
1839	6.135
1840	6.137
1841	6.139
1842	6.141
1843	6.143
1844	6.145
1845	6.148
1846	6.15
1847	6.152
1848	6.154
1849	6.156
1850	6.158
1851	6.161
1852	6.163
1853	6.165
1854	6.167
1855	6.169
1856	6.171
1857	6.174
1858	6.176
1859	6.178
1860	6.18
1861	6.182
1862	6.184
1863	6.187
1864	6.189
1865	6.191
1866	6.193
1867	6.195
1868	6.197
1869	6.2
1870	6.202
1871	6.204
1872	6.206
1873	6.208
1874	6.21
1875	6.213
1876	6.215
1877	6.217
1878	6.219
1879	6.221
1880	6.223
1881	6.226
1882	6.228
1883	6.23
1884	6.232
1885	6.234
1886	6.236
1887	6.239
1888	6.241
1889	6.243
1890	6.245
1891	6.247
1892	6.249
1893	6.252
1894	6.254
1895	6.256
1896	6.258
1897	6.26
1898	6.262
1899	6.265
1900	6.267
1901	6.269
1902	6.271
1903	6.273
1904	6.275
1905	6.278
1906	6.28
1907	6.282
1908	6.284
1909	6.286
1910	6.288
1911	6.291
1912	6.293
1913	6.235
1914	6.178
1915	6.12
1916	6.062
1917	6.005
1918	6.08
1919	6.155
1920	6.229
1921	6.304
1922	6.379
1923	6.373
1924	6.368
1925	6.362
1926	6.356
1927	6.35
1928	6.29
1929	6.229
1930	6.169
1931	6.108
1932	6.048
1933	6.045
1934	6.042
1935	6.039
1936	6.036
1937	6.034
1938	6.088
1939	6.143
1940	6.198
1941	6.252
1942	6.307
1943	6.327
1944	6.348
1945	6.368
1946	6.388
1947	6.408
1948	6.762
1949	7.115
1950	7.469
1951	7.479
1952	7.496
1953	7.507
1954	7.512
1955	7.513
1956	7.508
1957	7.498
1958	7.485
1959	7.471
1960	7.458
1961	7.448
1962	7.443
1963	7.441
1964	7.443
1965	7.442
1966	7.435
1967	7.417
1968	7.383
1969	7.334
1970	7.27
1971	7.195
1972	7.111
1973	7.025
1974	6.935
1975	6.844
1976	6.749
1977	6.649
1978	6.543
1979	6.431
1980	6.313
1981	6.19
1982	6.062
1983	5.932
1984	5.802
1985	5.675
1986	5.554
1987	5.441
1988	5.335
1989	5.236
1990	5.142
1991	5.048
1992	4.95
1993	4.846
1994	4.735
1995	4.617
1996	4.493
1997	4.366
1998	4.239
1999	4.116
2000	3.996
2001	3.883
2002	3.775
2003	3.674
2004	3.579
2005	3.492
2006	3.413
2007	3.34
2008	3.273
2009	3.212
2010	3.154
2011	3.101
2012	3.05
2013	3.001
2014	2.953
2015	2.907
2016	2.863
2017	2.82
2018	2.778
2019	2.739
2020	2.701
2021	2.665
2022	2.63
2023	2.597
2024	2.566
2030	2.395
2040	2.167
2050	2.004
2070	1.845
2080	1.819
2099	1.819