12 daughter colonies of the 4a were tested:
DE-16-24-971-1992 DE-16-24-972-1992 DE-16-24-973-1992 DE-16-24-974-1992 DE-16-24-975-1992 DE-16-24-976-1992 DE-16-24-977-1992 DE-16-24-978-1992 DE-16-24-979-1992 DE-16-24-980-1992 DE-16-24-981-1992 DE-16-24-982-1992
9 tested queens were mated at the mating station:
DE-16-24-1058-1995 DE-16-24-1059-1995 DE-16-24-1060-1995 DE-16-24-1061-1995 DE-16-24-1062-1995 DE-16-24-1063-1995 DE-16-24-1064-1995 DE-16-24-1065-1995 DE-16-24-1066-1995
No daughter colonies from colonies mated at the station were tested yet.