1976 16
1977 140
1978 n/r
1979 310
1980 n/r
1981 n/r
1982 700
1983 791
1984 837
1985 950
1986 1018
1987 1021
1988 1114
1989 1302
1990 1424
1991 1596
1992 1801
1993 2013
1994 2396
1995 2587
1996 2900
1997 3200
1998 3580
1999 3630
2000 3675
2001 3650
2002 3825
2003 3888
2004 4040
2005 4200
2006 4400
2007 4590
now- 4168
approximately -
new members and renewals always being processed
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