Issue #17 Aug 27, 1982 Issue #18 Nov 30, 1984 Issue #19 Dec 17, 1984 Issue #20 Sep 30, 1985 Issue #21 Jan 30, 1986 Issue #22 Jul 30, 1986 Issue #23 Mar 30, 1992 Issue #24 Apr 30, 1992 Issue #25 Jul 30, 1992 Issue #26 Apr 27, 1996 Issue #27 Sep 30, 1996 Issue #28 Apr 30, 1997 Issue #29 Jul 30, 1997 Issue #30 Mar 30, 1998 Issue #31 Jun 30, 1998 Issue #32 Nov 30, 1998 Issue #33 Mar 30, 1999 Issue #34 Jun 30, 1999 Issue #35 Sep 30, 1999 Issue #36 Jan 29, 2000