Year	Number of
1800	4712
1801	4712
1802	4712
1803	4712
1804	4712
1805	4712
1806	4712
1807	4712
1808	4712
1809	4712
1810	4712
1811	4714
1812	4720
1813	4729
1814	4741
1815	4756
1816	4774
1817	4796
1818	4820
1819	4848
1820	4879
1821	4913
1822	4951
1823	4993
1824	5037
1825	5085
1826	5137
1827	5193
1828	5252
1829	5314
1830	5381
1831	5451
1832	5522
1833	5594
1834	5667
1835	5741
1836	5816
1837	5892
1838	5969
1839	6047
1840	6126
1841	6207
1842	6289
1843	6373
1844	6459
1845	6546
1846	6636
1847	6726
1848	6820
1849	6914
1850	7011
1851	7110
1852	7211
1853	7314
1854	7419
1855	7526
1856	7636
1857	7747
1858	7861
1859	7977
1860	8096
1861	8216
1862	8339
1863	8463
1864	8590
1865	8718
1866	8848
1867	8980
1868	9114
1869	9250
1870	9388
1871	9527
1872	9670
1873	9806
1874	9953
1875	10100
1876	10250
1877	10400
1878	10550
1879	10710
1880	10870
1881	11020
1882	11190
1883	11350
1884	11520
1885	11690
1886	11860
1887	12040
1888	12210
1889	12400
1890	12580
1891	12770
1892	12960
1893	13150
1894	13350
1895	13540
1896	13750
1897	13970
1898	14200
1899	14440
1900	15700
1901	15940
1902	16160
1903	16440
1904	16740
1905	17050
1906	17360
1907	17650
1908	18090
1909	18540
1910	19000
1911	19460
1912	19940
1913	20160
1914	20370
1915	20590
1916	20810
1917	21020
1918	21790
1919	22580
1920	23390
1921	24230
1922	25080
1923	25600
1924	26140
1925	26680
1926	27240
1927	27800
1928	28250
1929	28710
1930	29350
1931	29370
1932	29280
1933	29260
1934	29220
1935	29160
1936	28990
1937	28890
1938	28780
1939	28560
1940	28410
1941	28250
1942	28080
1943	27790
1944	27580
1945	27360
1946	26910
1947	26460
1948	26010
1949	25560
1950	25110
1951	24610
1952	24470
1953	24320
1954	24160
1955	23200
1956	23290
1957	23220
1958	23090
1959	23040
1960	23070
1961	23190
1962	23370
1963	23580
1964	23780
1965	23890
1966	23920
1967	23840
1968	23700
1969	23560
1970	23440
1971	23380
1972	23300
1973	23170
1974	22920
1975	22500
1976	22010
1977	21400
1978	20600
1979	19650
1980	18580
1981	17440
1982	16220
1983	15000
1984	13860
1985	12840
1986	11930
1987	11170
1988	10530
1989	9970
1990	9460
1991	8989
1992	8515
1993	8057
1994	7568
1995	7046
1996	6522
1997	6004
1998	5490
1999	5021
2000	4590
2001	4190
2002	3830
2003	3501
2004	3216
2005	2977
2006	2777
2007	2633
2008	2505
2009	2402
2010	2291
2011	2179
2012	2059
2013	1949
2014	1848
2015	1763
