17 daughter colonies of the 4a were tested:
CH-51-54-6152-1998 CH-51-54-6153-1998 CH-51-54-6154-1998 CH-51-54-6512-1999 CH-51-54-6513-1999 CH-51-54-6514-1999 CH-51-54-6515-1999 CH-51-54-6516-1999 CH-51-54-6517-1999 CH-51-113-6223-1998 CH-51-113-6224-1998 CH-51-113-6225-1998 CH-51-113-6544-1999 CH-51-113-6545-1999 CH-51-113-6546-1999 CH-51-113-6547-1999 CH-51-113-6548-1999
12 tested queens were mated at the mating station:
CH-51-110-7729-2001 CH-51-110-7730-2001 CH-51-110-7731-2001 CH-51-110-7732-2001 CH-51-112-7472-2001 CH-51-112-7473-2001 CH-51-112-7475-2001 CH-51-112-7476-2001 CH-51-112-7477-2001 CH-51-112-7478-2001 CH-51-113-7619-2001 CH-51-113-7620-2001
No daughter colonies from colonies mated at the station were tested yet.