No daughter colonies of the 4a were tested yet.
1 tested queens were mated at the mating station:
DE-11-13-15-1992
6 daughter colonies of queens mated at the mating station were tested:
DE-11-13-4-1994 DE-11-13-5-1994 DE-11-13-6-1994 DE-11-13-7-1994 DE-11-13-8-1994 DE-11-13-68-1994