| Year | Total Registrations: |
|---|
| 2009 | 9735 |
| 2008 | 11426 |
| 2007 | 12104 |
| 2006 | 12646 |
| 2005 | 12923 |
| 2004 | 14119 |
| 2003 | 15220 |
| 2002 | 16266 |
| 2001 | 17882 |
| 2000 | 20329 |
| 1999 | 21590 |
| 1998 | 23827 |
| 1997 | 25181 |
| 1996 | 25847 |
| 1995 | 26892 |
| 1994 | 29483 |
| 1993 | 28736 |
| 1992 | 29611 |
| 1991 | 26021 |
| 1990 | 22152 |
| 1989 | 23312 |
| 1988 | 23715 |
| 1987 | 24811 |
| 1986 | 27242 |
| 1985 | 29290 |
| 1984 | 25654 |
| 1983 | 23508 |
| 1982 | 20194 |
| 1981 | 20197 |
| 1980 | 14150 |
| 1979 | 11299 |
| 1978 | 9241 |
| 1977 | 8280 |
| 1976 | 7790 |
| 1975 | 7082 |
| 1974 | 5860 |
| 1973 | 5073 |
| 1972 | 4629 |
| 1971 | 3265 |
| 1970 | 2542 |
| | Year | Total Registrations: |
|---|
| 1969 | 1107 |
| 1968 | 757 |
| 1967 | 484 |
| 1966 | 398 |
| 1965 | 400 |
| 1964 | 305 |
| 1963 | 260 |
| 1962 | 194 |
| 1961 | 193 |
| 1960 | 183 |
| 1959 | 189 |
| 1958 | 134 |
| 1957 | 131 |
| 1956 | 168 |
| 1955 | 103 |
| 1954 | 161 |
| 1953 | 114 |
| 1952 | 74 |
| 1951 | 51 |
| 1950 | 54 |
| 1949 | 42 |
| 1948 | 35 |
| 1947 | 31 |
| 1946 | 9 |
| 1945 | 10 |
| 1944 | 18 |
| 1943 | 18 |
| 1942 | 9 |
| 1941 | 10 |
| 1940 | 10 |
| 1938 | 7 |
| 1937 | 7 |
| 1936 | 12 |
| 1935 | 9 |
| 1934 | 6 |
| 1933 | 12 |
| 1932 | 9 |
| 1931 | 12 |
| 1930 | 12 |
| 1929 | 13 |
| | Year | Total Registrations: |
|---|
| 1928 | 9 |
| 1927 | 17 |
| 1926 | 17 |
| 1925 | 10 |
| 1924 | 12 |
| 1923 | 16 |
| 1922 | 14 |
| 1921 | 9 |
| 1920 | 9 |
| 1919 | 11 |
| 1918 | 15 |
| 1917 | 9 |
| 1916 | 17 |
| 1915 | 12 |
| 1914 | 11 |
|
