12 daughter colonies of the 4a were tested:
DE-2-217-1-2009 DE-2-217-2-2009 DE-2-217-3-2009 DE-2-217-4-2009 DE-2-217-5-2009 DE-2-217-7-2009 DE-2-217-8-2009 DE-2-217-9-2009 DE-2-217-10-2009 DE-2-217-11-2009 DE-2-217-14-2009 DE-2-217-16-2009
10 tested queens were mated at the mating station:
DE-2-217-7-2011 DE-2-217-28-2011 DE-2-217-64-2011 DE-2-217-84-2011 DE-2-217-199-2011 DE-2-217-200-2011 DE-2-217-212-2011 DE-2-217-266-2011 DE-2-217-299-2011 DE-2-217-310-2011
5 daughter colonies of queens mated at the mating station were tested:
DE-2-281-11-2013 DE-2-281-12-2013 DE-2-281-13-2013 DE-2-281-14-2013 DE-2-281-15-2013