14 daughter colonies of the 4a were tested:
DE-7-144-101-2012 DE-7-144-102-2012 DE-7-144-104-2012 DE-7-144-105-2012 DE-7-144-106-2012 DE-7-144-108-2012 DE-7-144-110-2012 DE-7-144-118-2012 DE-7-144-119-2012 DE-7-144-121-2012 DE-7-144-122-2012 DE-7-144-124-2012 DE-7-144-125-2012 DE-7-144-136-2012
22 tested queens were mated at the mating station:
DE-7-144-2-2014 DE-7-144-6-2014 DE-7-144-11-2014 DE-7-144-13-2014 DE-7-144-25-2014 DE-7-144-29-2014 DE-7-144-33-2014 DE-7-144-46-2014 DE-7-144-47-2014 DE-7-144-58-2014 DE-7-144-59-2014 DE-7-144-65-2014 DE-7-144-77-2014 DE-7-144-106-2014 DE-7-144-108-2014 DE-7-144-113-2014 DE-7-182-7-2014 DE-7-182-15-2014 DE-7-182-16-2014 DE-7-182-36-2014 DE-7-182-49-2014 DE-7-182-76-2014
61 daughter colonies of queens mated at the mating station were tested:
DE-7-144-2-2015 DE-7-144-3-2016 DE-7-144-4-2015 DE-7-144-6-2016 DE-7-144-7-2015 DE-7-144-8-2016 DE-7-144-9-2015 DE-7-144-10-2015 DE-7-144-10-2016 DE-7-144-11-2015 DE-7-144-12-2015 DE-7-144-13-2015 DE-7-144-13-2016 DE-7-144-14-2015 DE-7-144-15-2015 DE-7-144-16-2015 DE-7-144-17-2015 DE-7-144-23-2016 DE-7-144-24-2017 DE-7-144-25-2017 DE-7-144-27-2017 DE-7-144-30-2016 DE-7-144-33-2017 DE-7-144-34-2017 DE-7-144-37-2017 DE-7-144-39-2017 DE-7-144-40-2016 DE-7-144-41-2015 DE-7-144-48-2017 DE-7-144-49-2017 DE-7-144-51-2017 DE-7-144-53-2017 DE-7-144-54-2016 DE-7-144-55-2017 DE-7-144-58-2016 DE-7-144-61-2016 DE-7-144-67-2016 DE-7-144-68-2016 DE-7-144-70-2016 DE-7-144-72-2016 DE-7-144-79-2016 DE-7-144-89-2016 DE-7-144-95-2016 DE-7-182-33-2015 DE-7-182-34-2015 DE-7-182-35-2015 DE-7-182-36-2015 DE-7-182-37-2015 DE-7-182-37-2016 DE-7-182-38-2015 DE-7-182-39-2015 DE-7-182-71-2017 DE-7-182-72-2017 DE-7-182-73-2017 DE-7-182-74-2017 DE-7-182-75-2017 DE-7-182-76-2017 DE-7-182-77-2017 DE-7-182-78-2017 DE-7-182-79-2017 DE-7-182-80-2017