24 daughter colonies of the 4a were tested:
DE-16-21-88-1988 DE-16-21-90-1988 DE-16-21-95-1988 DE-16-21-96-1988 DE-16-21-97-1988 DE-16-21-100-1988 DE-16-26-160-1988 DE-16-26-161-1988 DE-16-26-162-1988 DE-16-26-163-1988 DE-16-26-164-1988 DE-16-26-165-1988 DE-16-26-247-1991 DE-16-26-248-1991 DE-16-26-249-1991 DE-16-26-250-1991 DE-16-26-251-1991 DE-16-26-252-1991 DE-16-40-95-1988 DE-16-40-96-1988 DE-16-40-105-1988 DE-16-40-106-1988 DE-16-40-107-1988 DE-16-40-108-1988
6 tested queens were mated at the mating station:
DE-16-26-247-1991 DE-16-26-248-1991 DE-16-26-249-1991 DE-16-26-250-1991 DE-16-26-251-1991 DE-16-26-252-1991
6 daughter colonies of queens mated at the mating station were tested:
DE-16-26-299-1994 DE-16-26-300-1994 DE-16-26-302-1994 DE-16-26-303-1994 DE-16-26-305-1994 DE-16-26-310-1994