17 daughter colonies of the 4a were tested:
CH-51-15-3110-1989 CH-51-15-3111-1989 CH-51-15-3112-1989 CH-51-15-3113-1989 CH-51-15-3114-1989 CH-51-15-3115-1989 CH-51-15-3116-1989 CH-51-15-3371-1989 CH-51-15-3372-1989 CH-51-15-3373-1989 CH-51-15-3374-1989 CH-51-15-3516-1990 CH-51-15-3517-1990 CH-51-15-3518-1990 CH-51-15-3519-1990 CH-51-15-3520-1990 CH-51-15-4288-1990
5 tested queens were mated at the mating station:
CH-51-7-3715-1990 CH-51-7-3716-1990 CH-51-7-3717-1990 CH-51-7-3718-1990 CH-51-7-4391-1990
No daughter colonies from colonies mated at the station were tested yet.