Year	Number of
1800	74810
1801	75400
1802	75990
1803	76580
1804	77180
1805	77790
1806	78400
1807	79020
1808	79640
1809	80260
1810	80980
1811	81620
1812	82260
1813	82900
1814	83540
1815	84190
1816	84840
1817	85500
1818	86160
1819	86820
1820	87490
1821	88160
1822	88840
1823	89520
1824	90200
1825	90880
1826	91580
1827	92270
1828	92970
1829	93670
1830	94380
1831	95090
1832	95800
1833	96520
1834	97250
1835	97980
1836	98720
1837	99460
1838	100200
1839	101000
1840	101700
1841	102500
1842	103200
1843	104000
1844	104800
1845	105600
1846	106300
1847	107100
1848	107900
1849	108700
1850	109500
1851	107600
1852	105700
1853	103700
1854	101700
1855	100400
1856	98980
1857	97520
1858	96210
1859	96890
1860	104900
1861	107600
1862	109100
1863	105100
1864	126100
1865	109100
1866	108400
1867	89770
1868	99620
1869	97040
1870	81360
1871	71420
1872	95500
1873	94160
1874	112000
1875	121000
1876	112100
1877	104600
1878	110300
1879	108000
1880	137200
1881	116900
1882	128800
1883	120600
1884	119400
1885	119400
1886	126700
1887	130600
1888	140100
1889	129600
1890	136500
1891	149400
1892	161000
1893	150300
1894	159600
1895	147100
1896	162800
1897	161500
1898	143500
1899	147500
1900	136500
1901	142700
1902	149600
1903	214500
1904	208800
1905	194200
1906	197000
1907	197600
1908	188600
1909	187700
1910	175500
1911	184700
1912	186500
1913	197200
1914	184600
1915	162500
1916	147700
1917	132300
1918	116200
1919	99470
1920	149200
1921	154300
1922	157600
1923	156400
1924	155300
1925	144300
1926	146200
1927	156400
1928	142000
1929	151500
1930	134400
1931	136600
1932	139600
1933	130400
1934	135600
1935	142200
1936	128600
1937	130000
1938	132900
1939	126900
1940	134700
1941	118200
1942	125800
1943	129200
1944	113100
1945	130300
1946	112900
1947	136700
1948	95850
1949	89780
1950	74470
1951	76660
1952	68440
1953	62200
1954	56730
1955	47720
1956	49390
1957	46850
1958	36850
1959	39240
1960	33270
1961	28920
1962	25370
1963	25720
1964	26730
1965	28090
1966	29440
1967	30380
1968	33410
1969	36010
1970	35840
1971	33120
1972	28860
1973	24180
1974	20300
1975	17990
1976	17170
1977	17500
1978	18380
1979	18940
1980	18720
1981	17750
1982	16230
1983	14650
1984	13520
1985	13100
1986	13400
1987	14280
1988	15240
1989	15510
1990	14810
1991	13400
1992	11320
1993	9093
1994	7243
1995	6108
1996	5692
1997	5932
1998	6470
1999	6934
2000	7019
2001	6799
2002	6290
2003	5586
2004	4912
2005	4365
2006	3956
2007	3669
2008	3438
2009	3236
2010	3010
2011	2774
2012	2495
2013	2247
2014	2028
2015	1882
