8 daughter colonies of the 4a were tested:
CH-51-119-9-2013  CH-51-119-100-2013  CH-51-121-2-2012  CH-51-121-10-2012  CH-51-121-12-2012  CH-51-121-13-2012  CH-51-121-14-2012  CH-51-121-15-2012  
6  tested queens were mated at the mating station:
CH-51-122-1-2014  CH-51-122-2-2014  CH-51-122-24-2014  CH-51-122-36-2014  CH-51-122-75-2014  CH-51-122-90-2014  
9  daughter colonies of queens mated at the mating station were tested:
CH-51-122-86-2016  CH-51-122-87-2016  CH-51-122-88-2016  CH-51-125-50-2016  CH-51-125-52-2016  CH-51-125-53-2016  CH-51-128-2-2016  CH-51-128-3-2016  CH-51-128-4-2016