Annual Activity Report 2019 (English)
Annual Activity Report 2018 (English)
Annual Activity Report 2017 (English)
Annual Activity Report 2016 (English)
Annual Activity Report 2011 (Bulgarian)
Annual Activity Report 2010 (Bulgarian)
Annual Activity Report 2009 (Bulgarian)
Annual Activity Report 2008 (Bulgarian)
Annual Activity Report 2007 (Bulgarian)
Annual Activity Report 2006 (Bulgarian)
Annual Activity Report 2005 (English)
Annual Activity Report 2004 (Bulgarian)