12 daughter colonies of the 4a were tested:
DE-4-98-26-1975 DE-4-98-27-1975 DE-4-98-32-1975 DE-4-98-40-1975 DE-4-98-44-1975 DE-4-98-51-1975 DE-4-98-52-1975 DE-4-98-64-1975 DE-4-98-65-1975 DE-4-98-67-1975 DE-4-98-68-1975 DE-4-98-70-1975
16 tested queens were mated at the mating station:
DE-4-94-740-1978 DE-4-94-743-1978 DE-4-94-746-1978 DE-4-94-747-1978 DE-4-94-749-1978 DE-4-94-794-1978 DE-4-94-799-1978 DE-4-94-811-1978 DE-4-98-163-1978 DE-4-98-219-1978 DE-4-98-232-1978 DE-4-98-233-1978 DE-4-98-241-1978 DE-4-98-242-1978 DE-4-98-246-1978 DE-4-98-248-1978
20 daughter colonies of queens mated at the mating station were tested:
DE-4-94-964-1980 DE-4-94-967-1980 DE-4-94-968-1980 DE-4-94-969-1980 DE-4-94-970-1980 DE-4-94-974-1980 DE-4-98-312-1980 DE-4-98-313-1980 DE-4-98-399-1980 DE-4-98-408-1980 DE-4-98-409-1980 DE-4-98-410-1980 DE-4-98-411-1980 DE-4-98-414-1980 DE-4-98-415-1980 DE-4-98-416-1980 DE-4-98-434-1980 DE-4-98-437-1980 DE-4-98-442-1980 DE-4-98-512-1980