25 daughter colonies of the 4a were tested:
CH-51-110-4169-1992 CH-51-110-4170-1992 CH-51-110-4171-1992 CH-51-110-4172-1992 CH-51-110-4173-1992 CH-51-110-4174-1992 CH-51-110-4175-1992 CH-51-110-4176-1992 CH-51-110-4177-1992 CH-51-110-4178-1992 CH-51-110-4667-1992 CH-51-110-4668-1992 CH-51-111-4250-1992 CH-51-111-4251-1992 CH-51-111-4252-1992 CH-51-111-4253-1992 CH-51-111-4254-1992 CH-51-111-4255-1992 CH-51-111-4256-1992 CH-51-111-4257-1992 CH-51-111-4258-1992 CH-51-111-4259-1992 CH-51-111-4260-1992 CH-51-111-4261-1992 CH-51-111-4262-1992
17 tested queens were mated at the mating station:
CH-51-2-4819-1993 CH-51-113-4752-1993 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 CH-51-114-4962-1993 CH-51-114-4963-1993
6 daughter colonies of queens mated at the mating station were tested:
CH-51-113-5878-1997 CH-51-113-5879-1996 CH-51-113-5880-1997 CH-51-113-5881-1997 CH-51-113-5882-1997 CH-51-113-5883-1997