Bestand
1989,47(5382); 1990,14(5401),27(5414)-52(5439); 1991; 1992,1(5492)-8(5599),11(5502),13(5504)-29(5520),31(5522)-43(5534),45(5536)-52(5543); 1993; 1994,1(5595)-28(5622),30(5624)-50-51; 1995,1-48; 1996,1-25,28-32,34-38,40-46; 1997,1-8,10-16,19-29,31-32,39-48; 2000,1-14; 2001,5864-5884; 2002,5885-5908; 2002,5909-5932; 2004,5933-5941 ; 2005,5942 - 2006,5956; 2006,5958 - 2007,5969; 2007,8 - 2008; 2009,6-8,10; 2010 - 2011,1-4,7,10; 2012,Jan,Aug.; 2013,Nov.; 2014,Mai