| Year | Total Registrations: |
|---|
| 2009 | 12986 |
| 2008 | 14641 |
| 2007 | 15672 |
| 2006 | 16397 |
| 2005 | 17962 |
| 2004 | 19476 |
| 2003 | 19563 |
| 2002 | 17649 |
| 2001 | 18283 |
| 2000 | 20259 |
| 1999 | 21004 |
| 1998 | 20192 |
| 1997 | 20522 |
| 1996 | 21799 |
| 1995 | 23089 |
| 1994 | 24051 |
| 1993 | 26712 |
| 1992 | 27008 |
| 1991 | 27527 |
| 1990 | 29235 |
| 1989 | 28398 |
| 1988 | 27724 |
| 1987 | 28460 |
| 1986 | 29491 |
| 1985 | 29872 |
| 1984 | 28701 |
| 1983 | 27810 |
| 1982 | 26668 |
| 1981 | 26800 |
| 1980 | 24774 |
| 1979 | 23189 |
| 1978 | 21320 |
| 1977 | 21236 |
| 1976 | 17487 |
| 1975 | 15292 |
| 1974 | 13181 |
| 1973 | 10509 |
| 1972 | 8898 |
| 1971 | 6197 |
| 1970 | 2329 |
| | Year | Total Registrations: |
|---|
| 1969 | 2247 |
| 1968 | 2174 |
| 1967 | 1930 |
| 1966 | 1573 |
| 1965 | 1090 |
| 1964 | 521 |
| 1963 | 644 |
| 1962 | 402 |
| 1961 | 390 |
| 1960 | 382 |
| 1959 | 399 |
| 1958 | 310 |
| 1957 | 279 |
| 1956 | 192 |
| 1955 | 179 |
| 1954 | 136 |
| 1953 | 146 |
| 1952 | 124 |
| 1951 | 108 |
| 1950 | 100 |
| 1949 | 102 |
| 1948 | 82 |
| 1947 | 102 |
| 1946 | 66 |
| 1945 | 36 |
| 1944 | 23 |
| 1943 | 34 |
| 1942 | 26 |
| 1941 | 13 |
| 1940 | 18 |
| 1939 | 21 |
| 1938 | 8 |
| 1937 | 14 |
| 1936 | 13 |
| 1935 | 11 |
| 1934 | 13 |
| 1933 | 11 |
| 1932 | 14 |
| 1931 | 15 |
| 1930 | 14 |
| | Year | Total Registrations: |
|---|
| 1929 | 6 |
| 1928 | 13 |
| 1927 | 9 |
| 1926 | 14 |
| 1925 | 14 |
| 1924 | 7 |
| 1923 | 10 |
| 1922 | 8 |
| 1921 | 17 |
| 1920 | 12 |
| 1919 | 6 |
| 1918 | 12 |
| 1917 | 8 |
| 1916 | 7 |
| 1914 | 9 |
| 1913 | 7 |
| 1911 | 6 |
| 1906 | 10 |
|
