Year	Number of
1800	12070
1801	12100
1802	12130
1803	12160
1804	12180
1805	12210
1806	12240
1807	12270
1808	12300
1809	12320
1810	12360
1811	12400
1812	12490
1813	12540
1814	12600
1815	12660
1816	12740
1817	12810
1818	12890
1819	12960
1820	13040
1821	13110
1822	13180
1823	13260
1824	13330
1825	13410
1826	13090
1827	12770
1828	12460
1829	12160
1830	11860
1831	11820
1832	11790
1833	11750
1834	11720
1835	11680
1836	11050
1837	10090
1838	9741
1839	10970
1840	11260
1841	10720
1842	10830
1843	10020
1844	10320
1845	11040
1846	12810
1847	12780
1848	12940
1849	12970
1850	11540
1851	11030
1852	13420
1853	13780
1854	12240
1855	9840
1856	10470
1857	12980
1858	14940
1859	12690
1860	12020
1861	10210
1862	10430
1863	10590
1864	13860
1865	14880
1866	13870
1867	12280
1868	12650
1869	11400
1870	12180
1871	11460
1872	11130
1873	11290
1874	12440
1875	14320
1876	13820
1877	12910
1878	13080
1879	13610
1880	15260
1881	12640
1882	15220
1883	12930
1884	14080
1885	12520
1886	13410
1887	13890
1888	15000
1889	14430
1890	14360
1891	14800
1892	14320
1893	16070
1894	14220
1895	13400
1896	12350
1897	12360
1898	12430
1899	14480
1900	12410
1901	13110
1902	11390
1903	11160
1904	10820
1905	11720
1906	10580
1907	10660
1908	11980
1909	9756
1910	9676
1911	10090
1912	9102
1913	8705
1914	9095
1915	8768
1916	10180
1917	9792
1918	7992
1919	9496
1920	9883
1921	7317
1922	7156
1923	7447
1924	7473
1925	6670
1926	6845
1927	6601
1928	6506
1929	6027
1930	6124
1931	6239
1932	5673
1933	5280
1934	5160
1935	6016
1936	5642
1937	5461
1938	5019
1939	4808
1940	4280
1941	4745
1942	4263
1943	4064
1944	4460
1945	4449
1946	4172
1947	3569
1948	3184
1949	3076
1950	2917
1951	2615
1952	2389
1953	2223
1954	2110
1955	2034
1956	1982
1957	1967
1958	1967
1959	1978
1960	1995
1961	1997
1962	1964
1963	1905
1964	1826
1965	1733
1966	1635
1967	1529
1968	1420
1969	1338
1970	1254
1971	1176
1972	1097
1973	1013
1974	943
1975	867
1976	796
1977	738
1978	679
1979	633
1980	589
1981	547
1982	517
1983	497
1984	486
1985	493
1986	506
1987	532
1988	560
1989	575
1990	575
1991	563
1992	542
1993	515
1994	482
1995	454
1996	429
1997	408
1998	386
1999	371
2000	359
2001	350
2002	343
2003	338
2004	329
2005	319
2006	309
2007	300
2008	289
2009	282
2010	265
2011	250
2012	231
2013	211
2014	196
2015	187