20 daughter colonies of the 4a were tested:
CH-52-22-117-2019 CH-52-22-118-2019 CH-52-22-120-2019 CH-52-22-121-2019 CH-52-22-127-2019 CH-52-22-129-2019 CH-52-22-134-2019 CH-52-22-136-2019 CH-52-22-341-2018 CH-52-22-348-2017 CH-52-22-349-2017 CH-52-22-350-2017 CH-52-22-352-2017 CH-52-22-353-2017 CH-52-22-354-2017 CH-52-22-356-2018 CH-52-22-358-2018 CH-52-22-361-2018 CH-52-22-362-2018 CH-52-22-365-2017
30 tested queens were mated at the mating station:
CH-52-21-12-2018 CH-52-21-17-2018 CH-52-21-21-2018 CH-52-21-27-2018 CH-52-21-28-2018 CH-52-21-30-2018 CH-52-21-33-2018 CH-52-21-34-2018 CH-52-21-36-2018 CH-52-21-37-2018 CH-52-21-57-2018 CH-52-21-61-2018 CH-52-21-68-2018 CH-52-21-70-2018 CH-52-21-72-2018 CH-52-21-73-2018 CH-52-22-13-2018 CH-52-22-18-2018 CH-52-22-22-2018 CH-52-22-23-2018 CH-52-23-50-2018 CH-52-23-53-2018 CH-52-23-54-2018 CH-52-23-55-2018 CH-52-23-56-2018 CH-52-23-57-2018 CH-52-23-58-2018 CH-52-23-61-2018 CH-52-23-63-2018 CH-52-23-69-2018
No daughter colonies from colonies mated at the station were tested yet.