8 daughter colonies of the 4a were tested:
DE-11-311-1601-1990 DE-11-311-1601-1991 DE-11-311-1602-1990 DE-11-311-1603-1990 DE-11-311-1606-1990 DE-11-311-1607-1990 DE-11-311-1612-1990 DE-11-311-1613-1990
22 tested queens were mated at the mating station:
DE-11-13-6-1994 DE-11-13-19-1994 DE-11-13-22-1994 DE-11-13-23-1994 DE-11-13-24-1994 DE-11-13-25-1994 DE-11-13-26-1994 DE-11-13-61-1994 DE-11-13-63-1994 DE-11-13-64-1994 DE-11-13-65-1994 DE-11-13-68-1994 DE-11-13-69-1994 DE-11-13-70-1994 DE-11-21-148-1994 DE-11-21-154-1994 DE-11-21-156-1994 DE-11-21-170-1994 DE-11-21-175-1994 DE-11-21-176-1994 DE-11-21-184-1994 DE-11-21-188-1994
7 daughter colonies of queens mated at the mating station were tested:
DE-11-21-295-1996 DE-11-21-302-1996 DE-11-21-308-1996 DE-11-21-312-1996 DE-11-21-315-1996 DE-11-21-340-1996 DE-11-21-343-1996