14 daughter colonies of the 4a were tested:
DE-4-72-141-1999 DE-4-72-142-1999 DE-4-72-147-1999 DE-4-72-148-1999 DE-4-72-157-1999 DE-4-72-158-1999 DE-4-72-159-1999 DE-4-72-160-1999 DE-4-72-177-2000 DE-4-72-178-2000 DE-4-72-179-2000 DE-4-72-180-2000 DE-4-245-145-1999 DE-4-245-146-1999
7 tested queens were mated at the mating station:
DE-4-72-177-2000 DE-4-72-178-2000 DE-4-72-179-2000 DE-4-72-180-2000 DE-4-254-197-2000 DE-4-254-198-2000 DE-4-254-199-2000
No daughter colonies from colonies mated at the station were tested yet.