11 daughter colonies of the 4a were tested:
DE-2-227-901-2009 DE-2-227-925-2009 DE-2-227-930-2009 DE-2-227-964-2009 DE-2-227-967-2009 DE-2-227-970-2009 DE-2-227-972-2009 DE-2-227-973-2009 DE-2-227-982-2009 DE-2-227-984-2009 DE-2-227-985-2009
9 tested queens were mated at the mating station:
DE-2-141-1-2010 DE-2-141-3-2010 DE-2-141-4-2010 DE-2-141-5-2010 DE-2-141-7-2010 DE-2-141-9-2010 DE-2-141-11-2010 DE-2-141-12-2010 DE-2-141-13-2010
5 daughter colonies of queens mated at the mating station were tested:
DE-2-141-1-2011 DE-2-141-2-2011 DE-2-141-25-2011 DE-2-141-29-2011 DE-2-141-30-2011