35 daughter colonies of the 4a were tested:
CH-51-4-2411-1987 CH-51-4-2412-1987 CH-51-4-2413-1987 CH-51-4-2414-1987 CH-51-4-2415-1987 CH-51-4-2416-1987 CH-51-4-2417-1987 CH-51-4-2418-1987 CH-51-4-2419-1987 CH-51-4-2420-1987 CH-51-4-2852-1987 CH-51-4-2853-1987 CH-51-4-2854-1987 CH-51-4-2855-1987 CH-51-4-2856-1987 CH-51-4-2857-1987 CH-51-4-3076-1987 CH-51-4-3077-1987 CH-51-4-3078-1987 CH-51-4-3079-1987 CH-51-4-3080-1987 CH-51-6-2833-1987 CH-51-6-3006-1987 CH-51-6-3534-1987 CH-51-7-3144-1988 CH-51-15-2366-1987 CH-51-15-2367-1987 CH-51-15-2368-1987 CH-51-15-2369-1987 CH-51-15-2370-1987 CH-51-15-2371-1987 CH-51-15-2372-1987 CH-51-15-2373-1987 CH-51-15-2374-1987 CH-51-15-2375-1987
23 tested queens were mated at the mating station:
CH-51-7-2868-1988 CH-51-7-2869-1988 CH-51-7-2870-1988 CH-51-7-2871-1988 CH-51-13-3118-1988 CH-51-15-2610-1988 CH-51-15-2611-1988 CH-51-15-2612-1988 CH-51-15-2613-1988 CH-51-15-2614-1988 CH-51-15-2615-1988 CH-51-15-2616-1988 CH-51-15-2617-1988 CH-51-15-2618-1988 CH-51-15-2619-1988 CH-51-15-2835-1988 CH-51-15-2836-1988 CH-51-15-2837-1988 CH-51-15-2838-1988 CH-51-15-2839-1988 CH-51-101-2778-1988 CH-51-101-2779-1988 CH-51-101-2780-1988
13 daughter colonies of queens mated at the mating station were tested:
CH-51-10-3595-1991 CH-51-10-3596-1991 CH-51-15-3614-1991 CH-51-15-3615-1991 CH-51-15-3616-1991 CH-51-15-3617-1991 CH-51-15-3618-1991 CH-51-15-3619-1991 CH-51-15-3620-1991 CH-51-108-3330-1990 CH-51-108-3331-1990 CH-51-108-3332-1990 CH-51-108-3592-1990