Bestand
1990,H.8; 1992,H.11; 1993,H.2; 1996,H.5-8; 1998-2001; 2002,H.1-4; 2004,H.1-4,6; 2005,H.3,5-8; 2006,H.1-4,8-9; 2007,H.5-7; 2008,H.1; 2009,H.1-2; 2010,H.1,3; 2011,1-5; 2012,1-4; 2013,H.1-3; 2014,H.1-2,4; 2015,H.1-4
[Teufel: 1990,8; 1992,11; 1993,2; 1996,5-8; 1998-2001; 2002,1-4; 2004,1-4,6; 2005,3,5-8; 2006,1-4,8-9; 2007,5-7; 2008,1; 2009,1-2; 2010,1,3; 2011,1-5; 2012,1-4; 2013,1-3; 2014,1-2,4; 2015,1-4]