Year	Number of
1800	39920
1801	40030
1802	40140
1803	40250
1804	40370
1805	40480
1806	40590
1807	40700
1808	40820
1809	40930
1810	41050
1811	41180
1812	41320
1813	41470
1814	41630
1815	41810
1816	42000
1817	42200
1818	42420
1819	42640
1820	42890
1821	43140
1822	43410
1823	43700
1824	43990
1825	44300
1826	44630
1827	44970
1828	45320
1829	45690
1830	46080
1831	46480
1832	46880
1833	47290
1834	47700
1835	48110
1836	48530
1837	48950
1838	49380
1839	49800
1840	50240
1841	50670
1842	51110
1843	51550
1844	52000
1845	52450
1846	52910
1847	53370
1848	53830
1849	54300
1850	54770
1851	55220
1852	55680
1853	56150
1854	56620
1855	57090
1856	57570
1857	58050
1858	58530
1859	59020
1860	59510
1861	60010
1862	60510
1863	61010
1864	61520
1865	62040
1866	62550
1867	63070
1868	63600
1869	64130
1870	64660
1871	65200
1872	65750
1873	66280
1874	66830
1875	67390
1876	67950
1877	68500
1878	69080
1879	69650
1880	70230
1881	70800
1882	71390
1883	71990
1884	72580
1885	73180
1886	73790
1887	74400
1888	75020
1889	75640
1890	76270
1891	76910
1892	77550
1893	78200
1894	78850
1895	79500
1896	80150
1897	80800
1898	81440
1899	82070
1900	82700
1901	83320
1902	83910
1903	84510
1904	85100
1905	85680
1906	86260
1907	86800
1908	87350
1909	87900
1910	88430
1911	88960
1912	89490
1913	90020
1914	90550
1915	91080
1916	91620
1917	92160
1918	92740
1919	93320
1920	93900
1921	94480
1922	95070
1923	95670
1924	96280
1925	96890
1926	97500
1927	98120
1928	98730
1929	99350
1930	100600
1931	101800
1932	103000
1933	104200
1934	105400
1935	106500
1936	107700
1937	108900
1938	110000
1939	111200
1940	112300
1941	113500
1942	114600
1943	115700
1944	116800
1945	117900
1946	119000
1947	120100
1948	121200
1949	122300
1950	123400
1951	123300
1952	122900
1953	122500
1954	121900
1955	119800
1956	117800
1957	115900
1958	114000
1959	112200
1960	110500
1961	108800
1962	107100
1963	108800
1964	110400
1965	105500
1966	107600
1967	109300
1968	111200
1969	113000
1970	115100
1971	117100
1972	118800
1973	120700
1974	123100
1975	126000
1976	129700
1977	133700
1978	137900
1979	141900
1980	145300
1981	149000
1982	151500
1983	152600
1984	152000
1985	149900
1986	148100
1987	144600
1988	141100
1989	139200
1990	140500
1991	141200
1992	144200
1993	148200
1994	151300
1995	152100
1996	151400
1997	148500
1998	143800
1999	138900
2000	134500
2001	130600
2002	127100
2003	123800
2004	120700
2005	117600
2006	114700
2007	109700
2008	105600
2009	101700
2010	98980
2011	95500
2012	90500
2013	86760
2014	83760
2015	82390
