12 daughter colonies of the 4a were tested:
DE-16-24-924-1991 DE-16-24-925-1991 DE-16-24-926-1991 DE-16-24-927-1991 DE-16-24-928-1991 DE-16-24-930-1991 DE-16-24-931-1991 DE-16-24-932-1991 DE-16-24-933-1991 DE-16-24-934-1991 DE-16-24-935-1991 DE-16-24-936-1991
12 tested queens were mated at the mating station:
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
17 daughter colonies of queens mated at the mating station were tested:
DE-16-24-1037-1994 DE-16-24-1040-1994 DE-16-24-1041-1994 DE-16-24-1042-1994 DE-16-24-1043-1994 DE-16-24-1044-1994 DE-16-24-1045-1994 DE-16-24-1046-1994 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