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
7 tested queens were mated at the mating station:
DE-4-10-1-2000 DE-4-10-3-2000 DE-4-10-5-2000 DE-4-10-6-2000 DE-4-10-17-2000 DE-4-10-18-2000 DE-4-10-28-2000
No daughter colonies from colonies mated at the station were tested yet.