No daughter colonies of the 4a were tested yet.
6 tested queens were mated at the mating station:
DE-7-123-8976-1996 DE-7-130-26-1996 DE-7-130-27-1996 DE-7-130-28-1996 DE-7-130-29-1996 DE-7-130-30-1996
18 daughter colonies of queens mated at the mating station were tested:
DE-7-123-9212-1998 DE-7-123-9213-1998 DE-7-123-9214-1998 DE-7-123-9218-1998 DE-7-123-9223-1998 DE-7-123-9236-1998 DE-7-123-9238-1998 DE-7-123-9239-1998 DE-7-123-9240-1998 DE-7-123-9241-1998 DE-7-123-9242-1998 DE-11-43-175-1999 DE-11-43-176-1999 DE-11-43-177-1999 DE-11-43-178-1999 DE-11-43-179-1999 DE-11-43-180-1999 DE-11-43-182-1999