As of fiscal year ending June 30th
1961 218
1962 357
1963 491
1964 714
1965 738
1966 758
1967 783
1968 892
1969 1025
1970 1066
1971 1091
1972 1100
1973 1073
1974 1047
1975 838
1976 821
1977 818
1978 825
1979 823
1980 810
1981 799
1982 802
1983 800
1984 808
1985 804
1986 805
1987 768
1988 747
1989 716
1990 716
1991 717
1992 713
1993 703
1994 682
1995 588
1996 494
1997 458
1998 429
1999 386
2000 368
2001 348
2002 332
2003 315
2004 310
2005 292
2006 284
2007 274
2008 264