13 daughter colonies of the 4a were tested:
DE-14-16-147-1975 DE-14-16-148-1975 DE-14-16-149-1975 DE-14-16-153-1975 DE-14-16-155-1975 DE-14-16-156-1975 DE-14-16-157-1975 DE-14-63-1-1975 DE-14-63-2-1975 DE-14-63-3-1975 DE-14-63-4-1975 DE-14-63-5-1975 DE-14-63-6-1975
6 tested queens were mated at the mating station:
DE-14-63-1-1977 DE-14-63-7-1977 DE-14-63-8-1977 DE-14-63-9-1977 DE-14-63-10-1977 DE-14-63-11-1977
6 daughter colonies of queens mated at the mating station were tested:
DE-14-63-9-1980 DE-14-63-10-1980 DE-14-63-40-1980 DE-14-63-41-1980 DE-14-63-51-1980 DE-14-63-64-1980