8 daughter colonies of the 4a were tested:
DE-14-115-2-2011 DE-14-117-2-2011 DE-14-117-26-2012 DE-14-117-96-2012 DE-14-134-16-2011 DE-14-138-7-2011 DE-14-138-11-2011 DE-14-138-15-2011
4 tested queens were mated at the mating station:
DE-14-117-23-2014 DE-14-117-24-2014 DE-14-117-98-2014 DE-14-138-10-2014
1 daughter colonies of queens mated at the mating station were tested:
DE-14-117-96-2015