29 daughter colonies of the 4a were tested:
DE-6-39-263-1996 DE-6-39-264-1996 DE-6-39-265-1996 DE-6-39-266-1996 DE-6-39-267-1996 DE-6-39-269-1996 DE-6-39-270-1996 DE-6-39-271-1996 DE-6-39-272-1996 DE-6-39-273-1996 DE-6-39-274-1996 DE-6-39-275-1996 DE-6-39-276-1996 DE-6-39-277-1996 DE-6-39-278-1996 DE-6-39-279-1996 DE-6-39-280-1996 DE-6-39-281-1996 DE-6-39-282-1996 DE-6-39-283-1996 DE-6-39-284-1996 DE-6-39-287-1996 DE-6-39-288-1996 DE-6-39-289-1996 DE-6-39-290-1996 DE-6-39-293-1996 DE-6-39-294-1996 DE-6-39-295-1996 DE-6-39-296-1996
6 tested queens were mated at the mating station:
DE-18-11-1-1997 DE-18-11-2-1997 DE-18-11-3-1997 DE-18-11-4-1997 DE-18-11-6-1997 DE-18-11-7-1997
No daughter colonies from colonies mated at the station were tested yet.