1974-75 v. 41-42 1976 v. 43 (1-11) 1977 v. 44 (5-12) 1978 v. 45 (1-7) 1979 v. 46 (3-12) 1980-93 v. 47-60 1994 v. 61 (2-12) 1995 v. 62 (1-12) 1996 v. 63 (3-12) 1997 v. 64 (1-2, 4-12) 1998-2001 v. 65-68 2002 v. 69 (1-3, 10-12) 2003 v. 70 (1-12) 2004 v. 71 (1-7, 9-12) 2005 v. 72, (1-8, 11- 12) 2006 v. 73, (1-9, 11-12) 2007 v. 74, (2-12) 2008 v. 75, (1, 4-6, 7-10) 2009 v. 76, (6-12) 2010 v. 77, (1-12) 2011 v. 78, (1-4) 2014 v. 81 (3-5, 9-11) 2015 v. 82, (2, 3, 8-10) 2016 v. 83, (1-6)