Year	Number of
1800	25770
1801	23250
1802	21180
1803	20520
1804	20750
1805	20340
1806	24810
1807	21090
1808	25830
1809	23570
1810	27680
1811	27960
1812	25700
1813	22260
1814	23160
1815	23830
1816	24280
1817	23340
1818	23270
1819	24890
1820	22290
1821	28280
1822	23210
1823	21360
1824	20880
1825	22610
1826	23170
1827	19650
1828	26560
1829	29870
1830	23950
1831	24260
1832	23000
1833	24510
1834	25290
1835	19570
1836	21660
1837	26310
1838	22920
1839	23040
1840	21740
1841	21180
1842	24490
1843	23070
1844	23660
1845	22190
1846	24790
1847	26740
1848	21740
1849	25400
1850	23910
1851	25630
1852	26990
1853	28660
1854	26390
1855	26020
1856	28330
1857	37170
1858	32220
1859	30640
1860	26080
1861	27140
1862	34390
1863	31150
1864	31270
1865	30480
1866	29550
1867	26370
1868	28090
1869	31700
1870	26500
1871	23510
1872	23830
1873	26020
1874	30580
1875	31490
1876	32030
1877	31190
1878	30030
1879	26870
1880	26970
1881	25710
1882	27700
1883	26260
1884	26710
1885	26730
1886	25560
1887	24200
1888	21870
1889	21420
1890	23730
1891	24320
1892	22320
1893	22220
1894	21450
1895	19930
1896	21090
1897	19820
1898	19200
1899	22960
1900	21410
1901	21870
1902	18620
1903	18600
1904	17220
1905	17900
1906	16150
1907	15390
1908	16980
1909	14420
1910	14660
1911	13860
1912	13820
1913	12790
1914	13240
1915	13110
1916	12520
1917	11400
1918	12690
1919	12280
1920	13780
1921	10980
1922	9567
1923	8551
1924	9071
1925	8005
1926	7609
1927	7931
1928	7946
1929	7034
1930	6755
1931	7029
1932	6413
1933	6141
1934	6062
1935	5998
1936	5975
1937	6165
1938	5791
1939	5363
1940	5111
1941	5207
1942	4259
1943	4298
1944	4713
1945	4393
1946	3728
1947	3589
1948	3320
1949	3311
1950	3289
1951	2875
1952	2553
1953	2318
1954	2181
1955	2114
1956	2092
1957	2105
1958	2153
1959	2187
1960	2212
1961	2209
1962	2155
1963	2070
1964	1972
1965	1880
1966	1795
1967	1736
1968	1685
1969	1628
1970	1561
1971	1489
1972	1399
1973	1294
1974	1188
1975	1093
1976	1008
1977	935
1978	867
1979	815
1980	782
1981	749
1982	733
1983	726
1984	734
1985	749
1986	768
1987	791
1988	816
1989	835
1990	822
1991	803
1992	751
1993	702
1994	628
1995	556
1996	486
1997	420
1998	365
1999	323
2000	310
2001	318
2002	340
2003	373
2004	393
2005	408
2006	397
2007	387
2008	368
2009	349
2010	345
2011	332
2012	333
2013	335
2014	338
2015	343