39 daughter colonies of the 4a were tested:
DE-4-1-175-1997 DE-4-1-323-1997 DE-4-1-324-1997 DE-4-1-325-1997 DE-4-1-326-1997 DE-4-1-331-1997 DE-4-1-335-1997 DE-4-1-336-1997 DE-4-1-337-1997 DE-4-1-340-1997 DE-4-1-341-1997 DE-4-1-343-1997 DE-4-1-346-1997 DE-4-1-348-1997 DE-4-1-349-1997 DE-4-1-354-1997 DE-4-1-355-1997 DE-4-1-358-1997 DE-4-1-363-1997 DE-4-1-365-1997 DE-4-1-366-1997 DE-4-1-368-1997 DE-4-1-369-1997 DE-4-1-370-1997 DE-4-1-430-1997 DE-4-1-431-1997 DE-4-1-432-1997 DE-4-1-433-1997 DE-4-1-434-1997 DE-4-1-609-1997 DE-4-1-616-1997 DE-4-1-617-1997 DE-4-1-619-1997 DE-4-1-33336-1997 DE-4-1-33343-1997 DE-4-1-90336-1997 DE-4-1-90337-1997 DE-4-1-90354-1997 DE-4-1-99157-1997
9 tested queens were mated at the mating station:
DE-4-9-316-1998 DE-4-9-317-1998 DE-4-9-320-1998 DE-4-9-321-1998 DE-4-9-323-1998 DE-4-9-325-1998 DE-4-9-326-1998 DE-4-9-334-1998 DE-4-9-337-1998
10 daughter colonies of queens mated at the mating station were tested:
DE-4-9-62-2000 DE-4-9-129-2000 DE-4-9-138-2000 DE-4-9-139-2000 DE-4-9-189-2000 DE-4-9-190-2000 DE-4-9-194-2000 DE-4-9-195-2000 DE-4-9-196-2000 DE-4-9-204-2000