13 daughter colonies of the 4a were tested:
CH-51-113-4753-1993 CH-51-113-4754-1993 CH-51-113-4755-1993 CH-51-113-4756-1993 CH-51-113-4757-1993 CH-51-113-4758-1993 CH-51-113-4759-1993 CH-51-113-4760-1993 CH-51-113-4761-1993 CH-51-113-4762-1993 CH-51-113-4763-1993 CH-51-113-4764-1993 CH-51-113-4765-1993
1 tested queens were mated at the mating station:
CH-51-113-5879-1996
No daughter colonies from colonies mated at the station were tested yet.