7 daughter colonies of the 4a were tested:
DE-8-162-96-1988 DE-8-162-98-1988 DE-8-162-101-1988 DE-8-162-102-1988 DE-8-162-103-1988 DE-8-162-104-1988 DE-8-162-114-1988
6 tested queens were mated at the mating station:
DE-8-4-31-1990 DE-8-4-33-1990 DE-8-4-36-1990 DE-8-4-40-1990 DE-8-4-43-1990 DE-8-4-46-1990
8 daughter colonies of queens mated at the mating station were tested:
DE-8-4-2-1992 DE-8-4-4-1992 DE-8-4-5-1992 DE-8-4-8-1992 DE-8-4-9-1992 DE-8-4-10-1992 DE-8-4-15-1992 DE-8-4-17-1992