Annual reports

• Annual report 2012 (PDF 5.41 MB)
• Annual report 2011 (PDF 9.05 MB)
• Annual report 2010 (PDF 10.2 MB)
• Annual report 2009 (PDF 4.6 MB)
• Annual report 2008 (PDF 5.44 MB)
• Annual report 2007 (PDF 5.9 MB)
• Annual report 2006 (PDF 3 MB)
• Annual report 2005 (PDF 3MB)
• Annual report 2004 (PDF 2MB)
• Annual report 2003 (PDF 4MB)
• Annual report 2002 (PDF 5MB)
• Annual report 2001 (PDF 1.6MB)
• Annual report 2000 (Interactive)
• Annual report 1999 (Interactive)
• Annual report 1998 (Interactive)
• Annual report 1997 (Interactive)

Interim reports

• Report on operations in the first three months of 2013 [PDF (554Kb)]
• Report on operations in the first nine months of 2012 [PDF (616Kb)]      
• Report on operations in the first six months of 2012 [PDF (594Kb)]      
• Report on operations in the first three months of 2012  [PDF (556Kb)]
• Report on operations in the first nine months of 2011 [PDF (770 Kb)]
• Report on operations in the first six months of 2011 [PDF (748 Kb)]
• Report on operations in the first three months of 2011 [PDF (897 Kb)]
• Report on operations in the first nine months of 2010 [PDF (921 Kb)]
• Report on operations in the first six months of 2010 [PDF (773 Kb)]
• Report on operations in the first three months of 2010 [PDF (717 Kb)]

Environmental reports

• Environmental report 2007 (PDF 18,1 MB)
• Environmental report 2004 (PDF 1,4 MB)