Bestand
2003,1; 2003,4; 2003,2; 2004,1; 2004,2; 2004,3; 2004,4; 2005,1; 2005,4; 2006,1; 1999,1; 1999,4; 2000,2; 2000,4; 2001,3; 2006,4; 2005,3; 2005,2; 2003,3; 2008,2; 2008,3; 2006,2; 2006,3; 2008,4; 2009,1; 2009,2; 2009,3; 2009,4; 2010,1; 2010,2; 2010,3; 2011,1; 2011,2; 2011,4; 2010,4; 2011,3