Year	Total
1800	7
1801	7
1802	7
1803	7
1804	7
1805	7
1806	7
1807	7
1808	7
1809	7
1810	7
1811	7
1812	7
1813	7
1814	7
1815	7
1816	7
1817	7
1818	7
1819	7
1820	7
1821	7
1822	7
1823	7
1824	7
1825	7
1826	7
1827	7
1828	7
1829	7
1830	7
1831	7
1832	7
1833	7
1834	7
1835	7
1836	7
1837	7
1838	7
1839	7
1840	7
1841	7
1842	7
1843	7.006
1844	7.02
1845	7.035
1846	7.049
1847	7.064
1848	7.078
1849	7.076
1850	7.073
1851	7.07
1852	7.067
1853	7.064
1854	7.047
1855	7.031
1856	7.015
1857	6.998
1858	6.982
1859	6.966
1860	6.949
1861	6.933
1862	6.947
1863	6.962
1864	6.976
1865	6.991
1866	7.006
1867	7.02
1868	6.511
1869	6.875
1870	6.744
1871	7.035
1872	6.845
1873	7.239
1874	7.166
1875	7.151
1876	7.02
1877	6.875
1878	6.583
1879	6.976
1880	6.802
1881	6.656
1882	7.035
1883	6.889
1884	6.831
1885	6.744
1886	6.467
1887	6.612
1888	6.962
1889	6.802
1890	6.714
1891	7.442
1892	6.569
1893	7.166
1894	7.18
1895	7.34
1896	7.428
1897	7.52
1898	7.28
1899	7.36
1900	7.36
1901	7.2
1902	7.36
1903	7.2
1904	7.24
1905	6.72
1906	7.04
1907	7.08
1908	7.44
1909	7.12
1910	7.2
1911	7.2
1912	7.04
1913	6.96
1914	6.88
1915	3.36
1916	5.2
1917	5.04
1918	5.72
1919	3.44
1920	6.72
1921	4.72
1922	6
1923	6.48
1924	6.72
1925	6.8
1926	6.72
1927	6.64
1928	6.52
1929	6.16
1930	5.76
1931	5.6
1932	5.04
1933	4
1934	3.56
1935	4.24
1936	4.56
1937	5.04
1938	4.96
1939	4.88
1940	4.2
1941	4.6
1942	2.96
1943	1.68
1944	1.72
1945	1.92
1946	2.8
1947	2.96
1948	2.56
1949	3.12
1950	2.88
1951	2.88
1952	2.88
1953	2.72
1954	2.96
1955	2.8
1956	2.72
1957	2.76
1958	2.694
1959	2.583
1960	2.556
1961	2.458
1962	2.34
1963	2.283
1964	2.16
1965	2.087
1966	2.098
1967	2.006
1968	1.97
1969	1.984
1970	1.995
1971	2.024
1972	2.027
1973	1.962
1974	1.995
1975	1.971
1976	1.953
1977	1.918
1978	1.899
1979	1.865
1980	1.863
1981	1.882
1982	1.956
1983	2.088
1984	2.051
1985	2.051
1986	2.177
1987	2.229
1988	2.142
1989	2.018
1990	1.894
1991	1.733
1992	1.549
1993	1.37
1994	1.395
1995	1.338
1996	1.271
1997	1.219
1998	1.233
1999	1.158
2000	1.196
2001	1.224
2002	1.287
2003	1.333
2004	1.341
2005	1.288
2006	1.296
2007	1.406
2008	1.494
2009	1.537
2010	1.569
2011	1.58
2012	1.59
2013	1.595
2014	1.6
2015	1.605
2016	1.61
2017	1.615
2018	1.62
2019	1.625
2020	1.63
2021	1.641
2022	1.652
2023	1.662
2024	1.671
2030	1.722
2040	1.781
2050	1.82
2070	1.868
2080	1.882
2099	1.899