Bestand
1992,1-4; 1994,1u.3; 1995,1/2; 1996,3; 1997,2; 1998,1/2; 1999,Feb.; 2000,2-3; 2001,2-3; 2002,1; 2003,2; 2004,2-3; 2005,1-3; 2006,3; 2007,1; 2008 - 2010,2; 2011,1-3; 2012,1-3; 2014,1-3; 2015,1u. 3; 2016,2; 2017,1 - 2018,3; 2020,2 - 2022,3; 60.2023,1