8 daughter colonies of the 4a were tested:
DE-14-97-40-1991 DE-14-97-42-1991 DE-14-97-43-1991 DE-14-97-45-1991 DE-14-97-46-1991 DE-14-97-48-1991 DE-14-97-49-1991 DE-14-97-51-1991
13 tested queens were mated at the mating station:
DE-14-64-3-1996 DE-14-64-4-1996 DE-14-64-5-1996 DE-14-64-6-1996 DE-14-64-7-1996 DE-14-64-8-1996 DE-14-97-5-1996 DE-14-97-7-1996 DE-14-97-8-1996 DE-14-97-9-1996 DE-14-97-10-1996 DE-14-97-12-1996 DE-14-97-17-1996
8 daughter colonies of queens mated at the mating station were tested:
DE-14-97-23-1999 DE-14-97-29-1999 DE-14-97-30-1999 DE-14-97-32-1999 DE-14-97-33-1999 DE-14-97-34-1999 DE-14-97-35-1999 DE-14-97-36-1999