Year	Number of
1800	981
1801	981
1802	981
1803	981
1804	981
1805	981
1806	981
1807	981
1808	981
1809	981
1810	981
1811	982
1812	983
1813	984
1814	985
1815	987
1816	989
1817	992
1818	995
1819	998
1820	1002
1821	1006
1822	1011
1823	1016
1824	1022
1825	1027
1826	1034
1827	1040
1828	1047
1829	1055
1830	1063
1831	1071
1832	1080
1833	1088
1834	1097
1835	1105
1836	1114
1837	1123
1838	1132
1839	1141
1840	1149
1841	1159
1842	1168
1843	1177
1844	1186
1845	1196
1846	1205
1847	1214
1848	1224
1849	1234
1850	1243
1851	1253
1852	1263
1853	1273
1854	1283
1855	1293
1856	1303
1857	1313
1858	1323
1859	1333
1860	1344
1861	1354
1862	1365
1863	1375
1864	1386
1865	1397
1866	1408
1867	1419
1868	1430
1869	1441
1870	1452
1871	1464
1872	1475
1873	1486
1874	1498
1875	1509
1876	1521
1877	1533
1878	1544
1879	1556
1880	1569
1881	1581
1882	1593
1883	1605
1884	1618
1885	1630
1886	1643
1887	1655
1888	1668
1889	1681
1890	1695
1891	1708
1892	1721
1893	1735
1894	1748
1895	1761
1896	1775
1897	1788
1898	1801
1899	1814
1900	1827
1901	1840
1902	1852
1903	1864
1904	1876
1905	1888
1906	1900
1907	1910
1908	1922
1909	1933
1910	1943
1911	1954
1912	1964
1913	1975
1914	1985
1915	1996
1916	2007
1917	2018
1918	2029
1919	2039
1920	2051
1921	2062
1922	2073
1923	2084
1924	2096
1925	2107
1926	2115
1927	2120
1928	2128
1929	2136
1930	2158
1931	2181
1932	2203
1933	2225
1934	2247
1935	2269
1936	2291
1937	2312
1938	2334
1939	2355
1940	2376
1941	2397
1942	2418
1943	2439
1944	2459
1945	2480
1946	2379
1947	2280
1948	2182
1949	2086
1950	1992
1951	2066
1952	2186
1953	2303
1954	2414
1955	2521
1956	2624
1957	2721
1958	2814
1959	2903
1960	2988
1961	2909
1962	2829
1963	2750
1964	2674
1965	2600
1966	2529
1967	2461
1968	2396
1969	2336
1970	2267
1971	2246
1972	2228
1973	2215
1974	2218
1975	2243
1976	2270
1977	2306
1978	2346
1979	2375
1980	2388
1981	2398
1982	2392
1983	2372
1984	2345
1985	2317
1986	2285
1987	2249
1988	2210
1989	2172
1990	2133
1991	2090
1992	2041
1993	1999
1994	1969
1995	1949
1996	1943
1997	1952
1998	1969
1999	1993
2000	2019
2001	2051
2002	2086
2003	2110
2004	2123
2005	2125
2006	2118
2007	2109
2008	2097
2009	2075
2010	2055
2011	2027
2012	2004
2013	1970
2014	1937
2015	1897