| Year | Total Registrations: |
|---|
| 2009 | 328 |
| 2008 | 454 |
| 2007 | 513 |
| 2006 | 565 |
| 2005 | 453 |
| 2004 | 537 |
| 2003 | 672 |
| 2002 | 530 |
| 2001 | 578 |
| 2000 | 606 |
| 1999 | 653 |
| 1998 | 714 |
| 1997 | 767 |
| 1996 | 815 |
| 1995 | 685 |
| 1994 | 753 |
| 1993 | 806 |
| 1992 | 918 |
| 1991 | 1082 |
| 1990 | 1196 |
| 1989 | 1336 |
| 1988 | 1511 |
| 1987 | 1783 |
| 1986 | 2016 |
| 1985 | 2464 |
| 1984 | 2638 |
| 1983 | 3026 |
| 1982 | 3545 |
| 1981 | 3882 |
| 1980 | 3528 |
| 1979 | 3365 |
| 1978 | 2693 |
| 1977 | 2832 |
| 1976 | 3366 |
| 1975 | 4183 |
| 1974 | 5276 |
| 1973 | 5821 |
| 1972 | 7482 |
| 1971 | 10139 |
| 1970 | 12920 |
| | Year | Total Registrations: |
|---|
| 1969 | 13357 |
| 1968 | 14033 |
| 1967 | 15372 |
| 1966 | 16250 |
| 1965 | 17474 |
| 1964 | 19820 |
| 1963 | 20581 |
| 1962 | 21271 |
| 1961 | 21679 |
| 1960 | 22091 |
| 1959 | 24713 |
| 1958 | 25259 |
| 1957 | 25008 |
| 1956 | 26910 |
| 1955 | 26696 |
| 1954 | 27364 |
| 1953 | 25749 |
| 1952 | 20865 |
| 1951 | 18553 |
| 1950 | 16199 |
| 1949 | 15123 |
| 1948 | 14276 |
| 1947 | 12384 |
| 1946 | 9357 |
| 1945 | 6177 |
| 1944 | 6205 |
| 1943 | 4837 |
| 1942 | 2632 |
| 1941 | 1467 |
| 1940 | 631 |
| 1939 | 338 |
| 1938 | 313 |
| 1937 | 265 |
| 1936 | 220 |
| 1935 | 193 |
| 1934 | 147 |
| 1933 | 108 |
| 1932 | 97 |
| 1931 | 99 |
| 1930 | 94 |
| | Year | Total Registrations: |
|---|
| 1929 | 110 |
| 1928 | 100 |
| 1927 | 67 |
| 1926 | 76 |
| 1925 | 76 |
| 1924 | 51 |
| 1923 | 50 |
| 1922 | 38 |
| 1921 | 33 |
| 1920 | 27 |
| 1919 | 22 |
| 1918 | 18 |
| 1917 | 17 |
| 1916 | 12 |
| 1915 | 23 |
| 1914 | 13 |
| 1913 | 16 |
| 1912 | 17 |
| 1911 | 8 |
| 1910 | 5 |
| 1906 | 6 |
| 1905 | 5 |
| 1904 | 5 |
| 1900 | 6 |
| 1898 | 6 |
| 1895 | 5 |
|
