15 daughter colonies of the 4a were tested:
DE-4-10-2-1999 DE-4-10-3-1999 DE-4-10-18-1999 DE-4-10-20-1999 DE-4-10-21-1999 DE-4-10-22-1999 DE-4-10-24-1999 DE-4-10-27-1999 DE-4-10-28-1999 DE-4-10-29-1999 DE-4-10-30-1999 DE-4-10-32-1999 DE-4-10-37-1999 DE-4-10-40-1999 DE-4-10-51-1999
15 tested queens were mated at the mating station:
DE-4-10-10-2001 DE-4-10-19-2001 DE-4-10-20-2001 DE-4-10-22-2001 DE-4-10-24-2001 DE-4-10-28-2001 DE-4-10-34-2001 DE-4-10-37-2001 DE-4-10-41-2001 DE-4-10-42-2001 DE-4-10-44-2001 DE-4-10-45-2001 DE-4-10-46-2001 DE-4-10-49-2001 DE-4-10-50-2001
14 daughter colonies of queens mated at the mating station were tested:
DE-4-10-1-2003 DE-4-10-2-2003 DE-4-10-3-2003 DE-4-10-5-2003 DE-4-10-8-2003 DE-4-10-9-2003 DE-4-10-10-2003 DE-4-10-11-2003 DE-4-10-13-2003 DE-4-10-15-2003 DE-4-10-16-2003 DE-4-10-17-2003 DE-4-10-18-2003 DE-4-10-24-2003